BCBS Alpha Prefix List from CAA to CZZ

BCBS Alpha Prefix ListBlue Cross Blue Shield CompaniesBCBS Phone Numbers
CAACarefirst Blue Cross Blue Shield of Maryland800-248-8410
CABBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CACAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CADUnassigned Prefix
CAEUnassigned Prefix
CAFBlue Cross Blue Shield of Mississippi800-257-5825
CAGUnassigned Prefix
CAHAnthem
CAIAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CAKUnassigned Prefix
CALBlue Cross Blue Shield of Minnesota800-262-0820
CAMHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CANBlue Cross Blue Shield of Illinois800-972-8088
CAPBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CAQPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CARWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CASBlue Cross Blue Shield of Illinois800-972-8088
CATAnthem
CAUBlue Cross Blue Shield of South Carolina800-868-2510
CAVPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CAWBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CAXAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CAYBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CAZUnassigned Prefix
CBABlue Cross Blue Shield of Arkansas Blue Advantage800-827-4814
501-378-2307

800-451-7302 - Pre Certification
CBBBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CBCBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CBDHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CBEIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CBFAnthem
CBGBlue Cross Blue Shield of Alabama800-760-6852
CBHUnassigned Prefix
CBIAnthem
CBJPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CBKAnthem Central Region (OH, IN, KY)
CBLAnthem
CBMWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CBOBlue Cross Blue Shield of South Carolina800-868-2510
CBPAnthem Central Region (OH, IN, KY)
CBQAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CBRBlue Cross Blue Shield of Minnesota800-262-0820
CBSUnassigned Prefix
CBTAnthem Central Region (OH, IN, KY)
CBUHorizon Blue Cross Blue Shield of New Jersey800-355-2583
CBVBlue Cross Blue Shield of South Carolina800-868-2510
CBWAnthem Blue Cross Blue Shield of Colorado877-833-5742 - HMO, Anthem BCBS PPO/Indemnity Plans
800-827-6422 - HMO Guest mebmership or Away from Home Care
866-438-9969 - Medicare Supplement Plans

Anthem Associates and Retirees
877-833-5742
800-433-5447
800-234-0111

Anthem Dental
800-231-2583
800-627-0004
888-209-7852

Anthem Vision
800-231-2583
866-723-0515

800-433-5447 - National Par Accounts

888-817-3717 - Blue Card
800-676-2583 - Eligibility
CBXUnassigned Prefix
CBYBlue Cross Blue Shield of Illinois800-972-8088
CBZHorizon Blue Cross Blue Shield of New Jersey800-355-2583
CCABlue Cross Blue Shield of Illinois800-972-8088
CCBCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CCCHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CCEUnassigned Prefix
CCFBlue Cross Blue Shield of Illinois800-972-8088
CCGHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CCHWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CCIBlue Cross Blue Shield of Michigan800-344-8525
CCJBlue Cross Blue Shield of Michigan800-344-8525
CCKUnassigned Prefix
CCLBlue Cross Blue Shield of Illinois800-972-8088
CCMBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CCNBlue Cross Blue Shield of Alabama800-760-6852
CCOUnassigned Prefix
CCPBlue Cross Blue Shield of Michigan800-344-8525
CCQUnassigned Prefix
CCRWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CCSAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CCTBlue Cross of Idaho866-482-2250
CCUAnthem Taft Hartley National Account888-287-0032
CCVUnassigned Prefix
CCWUnassigned Prefix
CCXUnassigned Prefix
CCYWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CCZBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CDABlue Cross Blue Shield of Illinois800-972-8088
CDBAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CDCBlue Cross Blue Shield of ArizonaTucson
800-752-0193
520-745-1883

Phoenix
602-864-4400
800-232-2345

Flagstaff
800-423-6484
928-526-0232
CDDCarefirst Administrators866-945-9839
CDEBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CDFUnassigned Prefix
CDGWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CDHAnthem Central Region (OH, IN, KY)
CDJUnassigned Prefix
CDKEmpire Blue Cross Blue Shield of New York800-552-6630
800-713-4173 - out of area Members
800-343-7283 - Traditional Indemnity
CDLCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CDMHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CDNUnassigned Prefix
CDOWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CDPWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CDQIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CDRCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CDSUnassigned Prefix
CDTBlue Cross Blue Shield of Minnesota800-262-0820
CDUUnassigned Prefix
CDVBlue Cross Blue Shield of Alabama800-760-6852
CDWBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CDXBlue Cross Blue Shield of Illinois800-972-8088
CDYCarefirst Administrators866-945-9839
CDZIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CEAUnassigned Prefix
CEBWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CECBlue Cross Blue Shield of Minnesota800-262-0820
CEDBlue Cross Blue Shield of Illinois800-972-8088
CEEBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CEFAnthem
CEHUnassigned Prefix
CEGCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CEIBlue Cross Blue Shield of Alabama800-760-6852
CEJBlue Cross Blue Shield of Illinois800-972-8088
CEKRegence Blue Cross Blue Shield of Utah866-227-0913
CELBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CEMAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CEOBlue Cross Blue Shield of Nebraska800-635-0579 Option 2
CEPBlue Cross Blue Shield of Illinois800-972-8088
CEQWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CERAnthem
CESBlue Cross Blue Shield of South Carolina800-868-2510
CETBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CEUBlue Cross Blue Shield of Alabama800-760-6852
CEWUnassigned Prefix
CEVBlue Cross Blue Shield of Minnesota800-262-0820
CEXBlue Cross Blue Shield of Illinois800-972-8088
CEYBlue Cross Blue Shield of Illinois800-972-8088
CEZBlue Cross Blue Shield of Illinois800-972-8088
CFBWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CFCBlue Cross Blue Shield of Nebraska800-635-0579 Option 2
CFDAnthem Central Region (OH, IN, KY)
CFEPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CFFHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CFGAnthem Central Region (OH, IN, KY)
CFHAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CFJUnassigned Prefix
CFICarefirst Blue Cross Blue Shield of Maryland800-248-8410
CFKWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CFLBlue Cross Blue Shield of South Carolina800-868-2510
CFNUnassigned Prefix
CFMBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CFOCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CFPAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CFQBlue Cross of Idaho866-482-2250
CFSUnassigned Prefix
CFTUnassigned Prefix
CFRBlue Cross Blue Shield of Illinois800-972-8088
CFWUnassigned Prefix
CFVWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CFXPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CFYAnthem Central Region (OH, IN, KY)
CFZAnthem Central Region (OH, IN, KY)
CGAAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CGBBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CGCBlue Cross Blue Shield of Alabama800-760-6852
CGDBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CGEBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CGGUnassigned Prefix
CGHUnassigned Prefix
CGFBlue Cross Blue Shield of ArizonaTucson
800-752-0193
520-745-1883

Phoenix
602-864-4400
800-232-2345

Flagstaff
800-423-6484
928-526-0232
CGJUnassigned Prefix
CGIWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CGKCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CGLBlue Cross Blue Shield of Minnesota800-262-0820
CGMCarefirst Administrators866-945-9839
CGNBlue Cross Blue Shield of Nebraska800-635-0579 Option 2
CGOBlue Cross Blue Shield of Illinois800-972-8088
CGPExcellus Blue Cross Blue Shield of New York800-920-8889
800-662-1220 - Blue Option Plus
800-724-1675 - Dental
CGQBlue Cross Blue Shield of North Carolina800-446-8053
CGSUnassigned Prefix
CGRCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CGTBlue Cross Blue Shield of North Carolina800-446-8053
CGUAnthem
CGVCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CGXUnassigned Prefix
CGWBlue Cross Blue Shield of Minnesota800-262-0820
CGYBlue Cross Blue Shield of Florida800-727-2227
CGZAnthem
CHABlue Cross Blue Shield of Alabama800-760-6852
CHCUnassigned Prefix
CHBBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CHEBlue Cross Blue Shield of Nebraska800-635-0579 Option 2
CHFBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CHGBlue Cross Blue Shield of Illinois800-972-8088
CHHBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CHIAnthem Central Region (OH, IN, KY)
CHJAnthem Central Region (OH, IN, KY)
CHKWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CHLAnthem
CHNAnthem
CHOBlue Cross Blue Shield of South Carolina800-868-2510
CHPCapital Blue Cross866-688-2242
CHQAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CHRBlue Cross Blue Shield of Illinois800-972-8088
CHSBlue Cross Blue Shield of North Carolina800-446-8053
CHTBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CHUCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CHWUnassigned Prefix
CHVBlue Cross Blue Shield of Illinois800-972-8088
CHXAnthem
CHYBlue Cross Blue Shield of South Carolina800-868-2510
CIAUnassigned Prefix
CHZBlue Cross Blue Shield of Minnesota800-262-0820
CIBBlue Cross Blue Shield of Illinois800-972-8088
CICCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CIDBlue Cross Blue Shield of North Carolina800-446-8053
CIEWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CIFBlue Cross Blue Shield of Illinois800-972-8088
CIGAnthem
CIHCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CIIAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CIJBlue Cross of Idaho866-482-2250
CIKCapital Blue Cross866-688-2242
CILBlue Cross Blue Shield of South Carolina800-868-2510
CINUnassigned Prefix
CIMBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CIOCapital Blue Cross866-688-2242
CIPBlue Cross Blue Shield of Alabama800-760-6852
CIQBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CIUUnassigned Prefix
CIRPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CIVCapital Blue Cross866-688-2242
CIWAnthem
CIYUnassigned Prefix
CIXAnthem
CJBBlue Cross Blue Shield of Illinois800-972-8088
CJCAnthem Central Region (OH, IN, KY)
CJDAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CJFUnassigned Prefix
CJEEmpire Blue Cross Blue Shield of New York800-552-6630
800-713-4173 - out of area Members
800-343-7283 - Traditional Indemnity
CJHUnassigned Prefix
CJIUnassigned Prefix
CJJUnassigned Prefix
CJGBlue Cross Blue Shield of Kansas816-395-3929
816-395-2176 - Prior Authorization
800-320-9550 - Blue Card Claims
800-676-2583 - Eligibility
CJKBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CJLAnthem Central Region (OH, IN, KY)
CJMBlue Cross Blue Shield of Florida800-727-2227
CJNBlue Cross Blue Shield of Florida800-727-2227
CJPHorizon Blue Cross Blue Shield of New Jersey800-355-2583
CJRUnassigned Prefix
CJQBlue Cross of Idaho866-482-2250
CJSBlue Cross Blue Shield of Illinois800-972-8088
CJTBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CJVUnassigned Prefix
CJUBlue Cross Blue Shield of Illinois800-972-8088
CJWRegence Blue Cross Blue Shield of Oregon866-227-0913
CJYUnassigned Prefix
CJZUnassigned Prefix
CJXAnthem
CKAPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CKBCarefirst Administrators866-945-9839
CKCAnthem Central Region (OH, IN, KY)
CKDBlue Cross Blue Shield of North Carolina800-446-8053
CKEBlue Cross Blue Shield of Western New York800-950-0052
800-444-2012 - Blue Card
CKFBlue Cross of Idaho866-482-2250
CKGBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CKHAnthem Central Region (OH, IN, KY)
CKIAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CKJAnthem Central Region (OH, IN, KY)
CKLUnassigned Prefix
CKKHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CKMHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CKOUnassigned Prefix
CKNRegence Blue Cross Blue Shield of Utah866-227-0913
CKPBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CKQAnthem
CKRBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CKSAnthem
CKUUnassigned Prefix
CKXUnassigned Prefix
CKTAnthem Central Region (OH, IN, KY)
CKZUnassigned Prefix
CKYBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CLABlue Cross Blue Shield of Illinois800-972-8088
CLBBlue Cross Blue Shield of Illinois800-972-8088
CLCBlue Cross Blue Shield of Alabama800-760-6852
CLDAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CLFUnassigned Prefix
CLGUnassigned Prefix
CLEBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CLIWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CLJAnthem
CLKEmpire Blue Cross Blue Shield of New York800-552-6630
800-713-4173 - out of area Members
800-343-7283 - Traditional Indemnity
CLMUnassigned Prefix
CLLAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CLNAnthem Blue Cross Blue Shield of Colorado877-833-5742 - HMO, Anthem BCBS PPO/Indemnity Plans
800-827-6422 - HMO Guest mebmership or Away from Home Care
866-438-9969 - Medicare Supplement Plans

Anthem Associates and Retirees
877-833-5742
800-433-5447
800-234-0111

Anthem Dental
800-231-2583
800-627-0004
888-209-7852

Anthem Vision
800-231-2583
866-723-0515

800-433-5447 - National Par Accounts

888-817-3717 - Blue Card
800-676-2583 - Eligibility
CLOBlue Cross Blue Shield of Mississippi800-257-5825
CLPBlue Cross Blue Shield of Illinois800-972-8088
CLRUnassigned Prefix
CLSUnassigned Prefix
CLTUnassigned Prefix
CLQAnthem Blue Cross Blue Shield of Virginia800-533-1120

855-856-9286 - Anthem Affordable Care Act
800-901-0020 - Anthem Medicare or Medicaid dual eligible program
888-290-9160 - Anthem Medicare Advantage
800-676-2583 - Blue Card
CLUAnthem Blue Cross Blue Shield of Virginia800-533-1120

855-856-9286 - Anthem Affordable Care Act
800-901-0020 - Anthem Medicare or Medicaid dual eligible program
888-290-9160 - Anthem Medicare Advantage
800-676-2583 - Blue Card
CLVIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CLWAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CLXPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CLYWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CLZCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CMABlue Cross Blue Shield of Michigan800-344-8525
CMBBlue Cross of Idaho866-482-2250
CMCWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CMDBlue Cross Blue Shield of Georgia855-295-5840

800-676-2583 - Blue Card Eligibility
800-282-2473 - Facility Claims
800-535-8291 -Guest Membership or HMO Away from Home Care
CMEBlue Cross Blue Shield of Illinois800-972-8088
CMFWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CMGWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CMIUnassigned Prefix
CMHBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CMJAnthem
CMKAnthem Central Region (OH, IN, KY)
CMMUnassigned Prefix
CMLAnthem
CMNBlue Shield of Northeastern New York800-444-4552
800-429-9886 - Blue Card
CMPBlue Cross Blue Shield of Minnesota800-262-0820
CMRUnassigned Prefix
CMSUnassigned Prefix
CMUUnassigned Prefix
CMVUnassigned Prefix
CMWUnassigned Prefix
CMQRegence Blue Cross Blue Shield of Oregon866-227-0913
CMYUnassigned Prefix
CMXExcellus Blue Cross Blue Shield of New York800-920-8889
800-662-1220 - Blue Option Plus
800-724-1675 - Dental
CNAPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CNBAnthem
CNCBlue Cross Blue Shield of Illinois800-972-8088
CNDBlue Cross Blue Shield of Minnesota800-262-0820
CNEWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CNFWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CNGHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CNHAnthem
CNIBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CNJBlue Cross Blue Shield of South Carolina800-868-2510
CNKWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CNLBlue Cross Blue Shield of Illinois800-972-8088
CNPUnassigned Prefix
CNMHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CNRUnassigned Prefix
CNSUnassigned Prefix
CNOAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CNQAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CNTBlue Cross Blue Shield of Illinois800-972-8088
CNVRegence Blue Cross Blue Shield of Washington866-227-0913
CNXBlue Cross Blue Shield of Minnesota800-262-0820
COAUnassigned Prefix
CNYBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CNZBlue Cross Blue Shield of Illinois800-972-8088
COBBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
COCCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CODAnthem
COEAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
COFAnthem Central Region (OH, IN, KY)
COIUnassigned Prefix
COGAnthem Blue Cross Blue Shield of Colorado877-833-5742 - HMO, Anthem BCBS PPO/Indemnity Plans
800-827-6422 - HMO Guest mebmership or Away from Home Care
866-438-9969 - Medicare Supplement Plans

Anthem Associates and Retirees
877-833-5742
800-433-5447
800-234-0111

Anthem Dental
800-231-2583
800-627-0004
888-209-7852

Anthem Vision
800-231-2583
866-723-0515

800-433-5447 - National Par Accounts

888-817-3717 - Blue Card
800-676-2583 - Eligibility
COKUnassigned Prefix
COHEmpire Blue Cross Blue Shield of New York800-552-6630
800-713-4173 - out of area Members
800-343-7283 - Traditional Indemnity
COJBlue Cross Blue Shield of Alabama800-760-6852
COLHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
COMBlue Cross Blue Shield of Alabama800-760-6852
CONBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CORUnassigned Prefix
COOBlue Cross Blue Shield of Minnesota800-262-0820
COPBlue Cross Blue Shield of Alabama800-760-6852
COSIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
COTBlue Cross of Idaho866-482-2250
COUBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
COVBlue Cross Blue Shield of ArizonaTucson
800-752-0193
520-745-1883

Phoenix
602-864-4400
800-232-2345

Flagstaff
800-423-6484
928-526-0232
COWHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
COXBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
COYCapital Blue Cross866-688-2242
COZHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CPABlue Cross Blue Shield of Minnesota800-262-0820
CPDUnassigned Prefix
CPEUnassigned Prefix
CPBCarefirst Administrators866-945-9839
CPCBlue Cross Blue Shield of Alabama800-760-6852
CPFBlue Cross Blue Shield of South Carolina800-868-2510
CPIUnassigned Prefix
CPGBlue Shield of Northeastern New York800-444-4552
800-429-9886 - Blue Card
CPHBlue Cross Blue Shield of Illinois800-972-8088
CPLUnassigned Prefix
CPJCarefirst Administrators866-945-9839
CPKRegence Blue Cross Blue Shield of Washington866-227-0913
CPPUnassigned Prefix
CPMHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CPNExcellus Blue Cross Blue Shield of New York800-920-8889
800-662-1220 - Blue Option Plus
800-724-1675 - Dental
CPOBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CPQAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CPUUnassigned Prefix
CPRAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CPWUnassigned Prefix
CPSBlue Cross Blue Shield of Alabama800-760-6852
CPTAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CPVAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CPXBlue Cross Blue Shield of South Carolina800-868-2510
CPYBlue Cross Blue Shield of Illinois800-972-8088
CPZBlue Shield of Northeastern New York800-444-4552
800-429-9886 - Blue Card
CQAIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CQBAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CQCAnthem
CQDBlue Cross Blue Shield of South Carolina800-868-2510
CQFBlue Cross Blue Shield of South Carolina800-868-2510
CQGAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CQKUnassigned Prefix
CQHAnthem Blue Cross Blue Shield of Virginia800-533-1120

855-856-9286 - Anthem Affordable Care Act
800-901-0020 - Anthem Medicare or Medicaid dual eligible program
888-290-9160 - Anthem Medicare Advantage
800-676-2583 - Blue Card
CQIIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CQJBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CQLAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CQQUnassigned Prefix
CQMHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CQNBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CQOIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CQPCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CQRAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CQSBlue Cross Blue Shield of Western New York800-950-0052
800-444-2012 - Blue Card
CQTCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CQUCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CQVWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CQWBlue Cross Blue Shield of Minnesota800-262-0820
CQXIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CQYWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CRDUnassigned Prefix
CQZBlue Cross of Idaho866-482-2250
CRACapital Blue Cross866-688-2242
CRBBlue Cross Blue Shield of Minnesota800-262-0820
CRCCapital Blue Cross866-688-2242
CREBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CRFBlue Cross Blue Shield of South Carolina800-868-2510
CRGBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CRHBlue Cross Blue Shield of Michigan800-344-8525
CRIAnthem
CRJPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CRKBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CRLExcellus Blue Cross Blue Shield of New York800-920-8889
800-662-1220 - Blue Option Plus
800-724-1675 - Dental
CRMBlue Cross Blue Shield of Illinois800-972-8088
CRNBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CRUUnassigned Prefix
CRPBlue Cross Blue Shield of Illinois800-972-8088
CRQAnthem
CRRAnthem Central Region (OH, IN, KY)
CRSPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CRTBlue Cross Blue Shield of Nebraska800-635-0579 Option 2
CRVAnthem Central Region (OH, IN, KY)
CRWBlue Cross Blue Shield of Nebraska800-635-0579 Option 2
CSCUnassigned Prefix
CSEUnassigned Prefix
CRXBlue Cross Blue Shield of North Carolina800-446-8053
CRYBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CRZBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CSABlue Cross Blue Shield of Alabama800-760-6852
CSBBlue Cross Blue Shield of South Carolina800-868-2510
CSLUnassigned Prefix
CSGAnthem Central Region (OH, IN, KY)
CSNUnassigned Prefix
CSHAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CSIBlue Cross Blue Shield of Kansas816-395-3929
816-395-2176 - Prior Authorization
800-320-9550 - Blue Card Claims
800-676-2583 - Eligibility
CSJAnthem
CSRUnassigned Prefix
CSKWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CSMBlue Cross Blue Shield of Arkansas Blue Advantage800-827-4814
501-378-2307

800-451-7302 - Pre Certification
CSOCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CSPExcellus Blue Cross Blue Shield of New York800-920-8889
800-662-1220 - Blue Option Plus
800-724-1675 - Dental
CSWUnassigned Prefix
CSQAnthem
CSSAnthem Blue Cross Blue Shield of Colorado877-833-5742 - HMO, Anthem BCBS PPO/Indemnity Plans
800-827-6422 - HMO Guest mebmership or Away from Home Care
866-438-9969 - Medicare Supplement Plans

Anthem Associates and Retirees
877-833-5742
800-433-5447
800-234-0111

Anthem Dental
800-231-2583
800-627-0004
888-209-7852

Anthem Vision
800-231-2583
866-723-0515

800-433-5447 - National Par Accounts

888-817-3717 - Blue Card
800-676-2583 - Eligibility
CSZUnassigned Prefix
CSTAnthem Blue Cross Blue Shield of Colorado877-833-5742 - HMO, Anthem BCBS PPO/Indemnity Plans
800-827-6422 - HMO Guest mebmership or Away from Home Care
866-438-9969 - Medicare Supplement Plans

Anthem Associates and Retirees
877-833-5742
800-433-5447
800-234-0111

Anthem Dental
800-231-2583
800-627-0004
888-209-7852

Anthem Vision
800-231-2583
866-723-0515

800-433-5447 - National Par Accounts

888-817-3717 - Blue Card
800-676-2583 - Eligibility
CSURegence Blue Cross Blue Shield of Utah866-227-0913
CTCUnassigned Prefix
CSVAnthem Blue Cross Blue Shield of Virginia800-533-1120

855-856-9286 - Anthem Affordable Care Act
800-901-0020 - Anthem Medicare or Medicaid dual eligible program
888-290-9160 - Anthem Medicare Advantage
800-676-2583 - Blue Card
CSXWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CSYAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CTGUnassigned Prefix
CTABlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CTIUnassigned Prefix
CTBBlue Cross Blue Shield of South Carolina800-868-2510
CTDAnthem Central Region (OH, IN, KY)
CTEBlue Cross of Idaho866-482-2250
CTFBlue Cross Blue Shield of Minnesota800-262-0820
CTHBlue Cross Blue Shield of South Carolina800-868-2510
CTJAnthem
CTKCapital Blue Cross866-688-2242
CTLBlue Cross Blue Shield of Illinois800-972-8088
CTSUnassigned Prefix
CTMBlue Cross of Idaho866-482-2250
CTUUnassigned Prefix
CTNAnthem
CTWUnassigned Prefix
CTPAnthem
CTQBlue Cross Blue Shield of Western New York800-950-0052
800-444-2012 - Blue Card
CTRAnthem
CTTPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CTVBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CTXBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CUDUnassigned Prefix
CTYBlue Cross Blue Shield of Illinois800-972-8088
CTZBlue Cross Blue Shield of ArizonaTucson
800-752-0193
520-745-1883

Phoenix
602-864-4400
800-232-2345

Flagstaff
800-423-6484
928-526-0232
CUAAnthem Central Region (OH, IN, KY)
CUBExcellus Blue Cross Blue Shield of New York800-920-8889
800-662-1220 - Blue Option Plus
800-724-1675 - Dental
CUCBlue Cross Blue Shield of Illinois800-972-8088
CUEAnthem Central Region (OH, IN, KY)
CUFBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CUGWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CUHAnthem Blue Cross Blue Shield of Colorado877-833-5742 - HMO, Anthem BCBS PPO/Indemnity Plans
800-827-6422 - HMO Guest mebmership or Away from Home Care
866-438-9969 - Medicare Supplement Plans

Anthem Associates and Retirees
877-833-5742
800-433-5447
800-234-0111

Anthem Dental
800-231-2583
800-627-0004
888-209-7852

Anthem Vision
800-231-2583
866-723-0515

800-433-5447 - National Par Accounts

888-817-3717 - Blue Card
800-676-2583 - Eligibility
CUIIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CUOUnassigned Prefix
CUJBlue Cross Blue Shield of South Carolina800-868-2510
CUKBlue Cross Blue Shield of Alabama800-760-6852
CULBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CUMAnthem
CUNHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CUPBlue Cross Blue Shield of Vermont888-222-9206
800-395-3389 - Blue Card
CUWUnassigned Prefix
CUQBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CUYUnassigned Prefix
CURBlue Cross Blue Shield of Western New York800-950-0052
800-444-2012 - Blue Card
CUTBlue Cross Blue Shield of Illinois800-972-8088
CUUBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CUVBlue Cross Blue Shield of Illinois800-972-8088
CUXRegence Blue Shield of Idaho888-367-2117
CUZAnthem Central Region (OH, IN, KY)
CVAAnthem Central Region (OH, IN, KY)
CVBBlue Cross Blue Shield of Florida800-727-2227
CVCBlue Cross Blue Shield of Illinois800-972-8088
CVDCarefirst Administrators866-945-9839
CVEAnthem Central Region (OH, IN, KY)
CVFAnthem Central Region (OH, IN, KY)
CVGAnthem Central Region (OH, IN, KY)
CVHAnthem Central Region (OH, IN, KY)
CVJBlue Cross Blue Shield of Florida800-727-2227
CVKBlue Cross Blue Shield of Florida800-727-2227
CVLRegence Blue Cross Blue Shield of Oregon866-227-0913
CVMAnthem Central Region (OH, IN, KY)
CVSUnassigned Prefix
CVNBlue Cross Blue Shield of Illinois800-972-8088
CVOAnthem Blue Cross Blue Shield of Virginia800-533-1120

855-856-9286 - Anthem Affordable Care Act
800-901-0020 - Anthem Medicare or Medicaid dual eligible program
888-290-9160 - Anthem Medicare Advantage
800-676-2583 - Blue Card
CVPAnthem Central Region (OH, IN, KY)
CVQAnthem
CVRAnthem Central Region (OH, IN, KY)
CVTCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CVZUnassigned Prefix
CVUAnthem Blue Cross Blue Shield of Virginia800-533-1120

855-856-9286 - Anthem Affordable Care Act
800-901-0020 - Anthem Medicare or Medicaid dual eligible program
888-290-9160 - Anthem Medicare Advantage
800-676-2583 - Blue Card
CVVCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CVWBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CWDUnassigned Prefix
CVXBlue Cross Blue Shield of Illinois800-972-8088
CVYAnthem
CWACarefirst Blue Cross Blue Shield of Maryland800-248-8410
CWHUnassigned Prefix
CWBAnthem
CWCAnthem
CWEBlue Cross Blue Shield of Michigan800-344-8525
CWFBlue Cross of Idaho866-482-2250
CWGAnthem
CWIBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CWJBlue Cross Blue Shield of Alabama800-760-6852
CWRUnassigned Prefix
CWKBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CWUUnassigned Prefix
CWVUnassigned Prefix
CWLBlue Cross Blue Shield of Illinois800-972-8088
CWNCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CWOBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CWPBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CWQAnthem Central Region (OH, IN, KY)
CWSBlue Cross Blue Shield of Vermont888-222-9206
800-395-3389 - Blue Card
CWWWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CWXAnthem
CWYAnthem Central Region (OH, IN, KY)
CWZEmpire Blue Cross Blue Shield of New York800-552-6630
800-713-4173 - out of area Members
800-343-7283 - Traditional Indemnity
CXAPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CXBCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CXCBlue Cross Blue Shield of Rhose Island800-230-9050
800-676-2583 - Out of State
800-637-3718 - Facility
800-831-2400 - Dental
CXDBlue Cross Blue Shield of Illinois800-972-8088
CXEBlue Cross Blue Shield of South Carolina800-868-2510
CXFPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CXGBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CXHBlue Cross Blue Shield of Minnesota800-262-0820
CXIBlue Cross Blue Shield of Nebraska800-635-0579 Option 2
CXJExcellus Blue Cross Blue Shield of New York800-920-8889
800-662-1220 - Blue Option Plus
800-724-1675 - Dental
CXKBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CXLAnthem Central Region (OH, IN, KY)
CXMHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CXNBlue Cross Blue Shield of South Carolina800-868-2510
CXOBlue Cross Blue Shield of Arkansas Blue Advantage800-827-4814
501-378-2307

800-451-7302 - Pre Certification
CXPBlue Cross Blue Shield of Illinois800-972-8088
CXQWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CXRHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CXSAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CXTBlue Cross Blue Shield of Illinois800-972-8088
CXUAnthem Central Region (OH, IN, KY)
CXVBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CXWBlue Cross Blue Shield of South Carolina800-868-2510
CXXBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CXZCarefirst Blue Cross Blue Shield of Maryland800-248-8410
CYABlue Cross Blue Shield of Illinois800-972-8088
CYBBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CYCBlue Cross Blue Shield of Illinois800-972-8088
CYJUnassigned Prefix
CYDBlue Cross Blue Shield of Florida800-727-2227
CYERegence Blue Cross Blue Shield of Utah866-227-0913
CYFBlue Cross Blue Shield of Illinois800-972-8088
CYGBlue Cross Blue Shield of Florida800-727-2227
CYHBlue Cross Blue Shield of Georgia855-295-5840

800-676-2583 - Blue Card Eligibility
800-282-2473 - Facility Claims
800-535-8291 -Guest Membership or HMO Away from Home Care
CYIBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CYKPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CYLBlue Cross Blue Shield of Illinois800-972-8088
CYTUnassigned Prefix
CYMAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CYNHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania
CYOBlue Cross Blue Shield of Massachusetts800-882-2060 - Provider
800-451-8123 - Facility
800-882-1178 - Dental Providers
800-451-8124 - Ancillary Providers
CYPBlue Cross Blue Shield of Illinois800-972-8088
CYQBlue Cross Blue Shield of Illinois800-972-8088
CYRBlue Cross Blue Shield of Illinois800-972-8088
CYSBlue Cross Blue Shield of Illinois800-972-8088
CZBUnassigned Prefix
CYUEmpire Blue Cross Blue Shield of New York800-552-6630
800-713-4173 - out of area Members
800-343-7283 - Traditional Indemnity
CYVRegence Blue Cross Blue Shield of Washington866-227-0913
CYWAnthem Central Region (OH, IN, KY)
CYXBlue Cross Blue Shield of Tennessee800-924-7141

800-468-9736 - Blue Care
800-276-1978 - TennCare Select
CYYPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CYZRegence Blue Cross Blue Shield of Washington866-227-0913
CZAAnthem
CZCAnthem Central Region (OH, IN, KY)
CZDAnthem
CZEBlue Cross Blue Shield of Texas800-451-0287
877-299-2377 - Blue Essentials
877-774-8591 - Blue Cross Medicare Advantage
855-462-1781 - Care Management Programs
CZFEmpire Blue Cross Blue Shield of New York800-552-6630
800-713-4173 - out of area Members
800-343-7283 - Traditional Indemnity
CZGCarefirst Administrators866-945-9839
CZOUnassigned Prefix
CZHBlue Cross Blue Shield of Delaware800-572-2872
CZIBlue Shield of California800-541-6652
800-622-0632 - Blue Card out of area
800-241-4896 - Blue Shield of California NASCO
CZJPremera Blue Cross800-722-4714
888-261-9562 - Blue Card
800-276-2583 - Eligibility and Benefits
CZKAnthem Blue Cross Blue Shield of Virginia800-533-1120

855-856-9286 - Anthem Affordable Care Act
800-901-0020 - Anthem Medicare or Medicaid dual eligible program
888-290-9160 - Anthem Medicare Advantage
800-676-2583 - Blue Card
CZLAnthem
CZMAnthem
CZNIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CZPAnthem Central Region (OH, IN, KY)
CZQAnthem Central Region (OH, IN, KY)
CZRWellmark Blue Cross Blue ShieldIOWA State
800-524-9242
800-362-2218 - Out of State Claims

South Dakota State
800-774-3892
800-774-3892 - Out of State Claims
CZSIndependence Blue Cross800-275-2583 - Key Stone health Plan/Personal choice PPO
215-241-2365 - Key Stone 65
215-561-4877 - Personal Choice 65
888-926-1212 - Medigap
CZTAnthem Central Region (OH, IN, KY)
CZUAnthem Blue Cross of California800-677-6669

800-444-2726 - National Accounts
866-700-2168 - Workers Compensation medical provider network

Senior Services Medicare Advantage
888-230-7338 - Blue Cross Senior HMO
877-811-3107 - Anthem Medicare PPO

800-333-3883 - Senior Services Medicare supplement

800-645-9785 - Meridian
CZVBlue Cross Blue Shield of Alabama800-760-6852
CZWBlue Cross Blue Shield of North Carolina800-446-8053
CZXAnthem Central Region (OH, IN, KY)
CZYBlue Cross Blue Shield of North Carolina800-446-8053
CZZHighmark Blue Cross Blue Shield800-572-2872 - Delaware
800-294-9568 - Pennsylvania

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