BCBS Alpha Numeric Prefix from M2A to M9Z (Updated 2022)

BCBS Alpha Numeric Prefix List From M2A to M9Z

BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. Here we have listed down all the Anthem Prefixes by State along with BCBS home plan name and website for BCBS member IDs ranging from M2A to M9Z.

List of BCBS Alpha Numeric Prefix from M2A to M9Z

BCBS Alpha Numerix PrefixBCBS Home Plan NameStateBCBS Home Plan Website
M2AUnallocated/Not AssignedYet to be assignedYet to be assigned
M2BUnallocated/Not AssignedYet to be assignedYet to be assigned
M2CBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M2DBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M2EBCBS of TexasTexashttps://www.bcbstx.com/
M2FBCBS of TexasTexashttps://www.bcbstx.com/
M2GBCBS of TexasTexashttps://www.bcbstx.com/
M2HRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M2IBCBS of Western New YorkNew York (Western)https://www.bcbswny.com/
M2JBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M2KBCBS of ArizonaArizonahttps://m.azblue.com/
M2LBCBS of MassachusettsMassachusettsbluecrossma.org
M2MAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M2NAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M2OUnallocated/Not AssignedYet to be assignedYet to be assigned
M2PRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M2QAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M2RBCBS of TexasTexashttps://www.bcbstx.com/
M2SBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M2TRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M2UAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M2VBCBS of ArizonaArizonahttps://m.azblue.com/
M2WBlue Cross & Blue Shield of Rhode IslandRhode Islandhttps://www.bcbsri.com/
M2XBlue-Cross Blue-Shield of MontanaMontanahttps://www.bcbsmt.com/
M2YRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M2ZAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M3ABCBS of KansasKansashttps://www.bcbsks.com/
M3BBCBS of Western New YorkNew York (Western)https://www.bcbswny.com/
M3CBlue Cross & Blue Shield of Rhode IslandRhode Islandhttps://www.bcbsri.com/
M3DRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M3EBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M3FBCBS of TexasTexashttps://www.bcbstx.com/
M3GBlue Cross & Blue Shield of Rhode IslandRhode Islandhttps://www.bcbsri.com/
M3HBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
M3IUnallocated/Not AssignedYet to be assignedYet to be assigned
M3JEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M3KAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M3LBCBS of MichiganMichiganhttps://www.bcbsm.com/
M3MRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M3NAnthem BCBS of MaineMainehttps://www.anthem.com/contact-us/maine/
M3OAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M3PBCBS of ArizonaArizonahttps://m.azblue.com/
M3QAnthem BCBSD of OhioOhiohttps://www.anthem.com/contact-us/ohio/
M3RBCBS of TexasTexashttps://www.bcbstx.com/
M3SBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M3TAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M3UAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M3VBCBS of ArizonaArizonahttps://m.azblue.com/
M3WRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M3XAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M3YAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M3ZAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M4AHighmark BCBS of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
M4BHighmark BCBS of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
M4CAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
M4DRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M4EBCBS of TexasTexashttps://www.bcbstx.com/
M4FBCBS of TexasTexashttps://www.bcbstx.com/
M4GAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M4HAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
M4IUnallocated/Not AssignedYet to be assignedYet to be assigned
M4JHighmark BCBS of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
M4KBCBS of ArizonaArizonahttps://m.azblue.com/
M4LHighmark BCBS of PennsylvaniaPennsylvaniahttps://www.highmarkbcbs.com/
M4MAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
M4NAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M4OUnallocated/Not AssignedYet to be assignedYet to be assigned
M4PBCBS of TexasTexashttps://www.bcbstx.com/
M4QBCBS of MichiganMichiganhttps://www.bcbsm.com/
M4RBlue-Shield of Northeastern New YorkNew York (Northeastern)https://www.bsneny.com/content/neny.html
M4SBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M4TRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M4UBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
M4VBlue-Cross Blue-Shield of North DakotaNorth Dakotahttps://www.bcbsnd.com/
M4WAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M4XCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M4YBlue Cross of IdahoIdahohttps://www.bcidaho.com/
M4ZBCBS of TexasTexashttps://www.bcbstx.com/
M5ABCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
M5BAnthem BCBSD of OhioOhiohttps://www.anthem.com/contact-us/ohio/
M5CAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
M5DAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
M5EAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
M5FBCBS of TexasTexashttps://www.bcbstx.com/
M5GBCBS of MichiganMichiganhttps://www.bcbsm.com/
M5HBCBS of TexasTexashttps://www.bcbstx.com/
M5IAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M5JCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M5KBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M5LIndependence Blue Cross of PennsylvaniaPennsylvaniahttps://www.ibx.com/
M5MBCBS of TexasTexashttps://www.bcbstx.com/
M5NBCBS of MassachusettsMassachusettsbluecrossma.org
M5OUnallocated/Not AssignedYet to be assignedYet to be assigned
M5PCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M5QAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M5RBCBS of Western New YorkNew York (Western)https://www.bcbswny.com/
M5SBCBS of TexasTexashttps://www.bcbstx.com/
M5TBCBS of MassachusettsMassachusettsbluecrossma.org
M5UAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M5VCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M5WAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M5XBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M5YBCBS of OklahomaOklahomahttps://www.bcbsok.com/
M5ZAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
M6ABCBS of TexasTexashttps://www.bcbstx.com/
M6BAnthem BCBS of New HampshireNew Hampshirehttps://www.anthem.com/contact-us/new-hampshire/
M6CEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M6DCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M6EEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M6FBCBS of TexasTexashttps://www.bcbstx.com/
M6GEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M6HEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M6IUnallocated/Not AssignedYet to be assignedYet to be assigned
M6JAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M6KAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M6LAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M6MAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
M6NBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
M6OAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M6PCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M6QRegence BlueCross BlueShield of OregonOregon/Idaho/Utah/Washingtonhttps://www.regence.com/contact-us
M6RCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M6SBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M6TCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M6UAnthem BCBSD of OhioOhiohttps://www.anthem.com/contact-us/ohio/
M6VAnthem BCBS of NevadaNevadahttps://www.anthem.com/contact-us/nevada/
M6WAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M6XAnthem BCBS of WisconsinWisconsinhttps://www.anthem.com/contact-us/wisconsin/
M6YEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M6ZAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
M7AAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M7BPremera Blue Cross of AlaskaAlaskahttps://www.premera.com/ak/provider/
M7CEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M7DBlue-Cross Blue-Shield of North DakotaNorth Dakotahttps://www.bcbsnd.com/
M7EAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M7FBCBS of TexasTexashttps://www.bcbstx.com/
M7GAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M7HAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M7IUnallocated/Not AssignedYet to be assignedYet to be assigned
M7JAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M7KAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M7LCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M7MAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
M7NAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M7OAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M7PAnthem BCBSD of OhioOhiohttps://www.anthem.com/contact-us/ohio/
M7QAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M7RCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M7SBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M7TAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M7UAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M7VAnthem BCBS of MissouriMissourihttps://www.anthem.com/contact-us/missouri/
M7WAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M7XAnthem BCBS of KentuckyKentuckyhttps://www.anthem.com/contact-us/kentucky/
M7YUnallocated/Not AssignedYet to be assignedYet to be assigned
M7ZAnthem BCBS of MaineMainehttps://www.anthem.com/contact-us/maine/
M8AAnthem BCBS of ColoradoColoradohttps://www.anthem.com/contact-us/colorado/
M8BBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M8CCarefirst Blue Cross Blue-ShieldMaryland/District of Columbia/Northern Virginiahttps://provider.carefirst.com/providers/home.page
M8DAnthem BCBS of MaineMainehttps://www.anthem.com/contact-us/maine/
M8EAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M8FBCBS of TexasTexashttps://www.bcbstx.com/
M8GAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M8HEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M8IUnallocated/Not AssignedYet to be assignedYet to be assigned
M8JAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M8KBCBS of TexasTexashttps://www.bcbstx.com/
M8LAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M8MAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M8NAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M8OUnallocated/Not AssignedYet to be assignedYet to be assigned
M8PBCBS of MinnesotaMinnesotahttps://www.bluecrossmn.com/providers
M8QAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M8RAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M8SBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M8TBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M8UAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M8VAnthem BCBS of ConnecticutConnecticuthttps://www.anthem.com/contact-us/connecticut/
M8WAnthem BCBS of MaineMainehttps://www.anthem.com/contact-us/maine/
M8XAnthem BCBS of New HampshireNew Hampshirehttps://www.anthem.com/contact-us/new-hampshire/
M8YBCBS of TexasTexashttps://www.bcbstx.com/
M8ZAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M9AEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M9BBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M9CEmpire BCBS of New YorkNew Yorkhttps://www.empireblue.com/
M9DAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M9EAnthem BCBS of MaineMainehttps://www.anthem.com/contact-us/maine/
M9FBCBS of TexasTexashttps://www.bcbstx.com/
M9GAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M9HBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M9IUnallocated/Not AssignedYet to be assignedYet to be assigned
M9JAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M9KBCBS of TexasTexashttps://www.bcbstx.com/
M9LBCBS of TexasTexashttps://www.bcbstx.com/
M9MAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M9NAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M9OAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M9PAnthem BCBS of IndianaIndianahttps://www.anthem.com/contact-us/indiana/
M9QAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M9RAnthem Blue Cross of CaliforniaCaliforniahttps://www.anthem.com/ca
M9SBCBS of IllinoisIllinoishttps://www.bcbsil.com/
M9TBCBS of TexasTexashttps://www.bcbstx.com/
M9UAnthem BCBS of GeorgiaGeorgiahttps://www.anthem.com/contact-us/georgia/
M9VUnallocated/Not AssignedYet to be assignedYet to be assigned
M9WAnthem BCBS of VirginiaVirginiahttps://www.anthem.com/contact-us/virginia/
M9XUnallocated/Not AssignedYet to be assignedYet to be assigned
M9YUnallocated/Not AssignedYet to be assignedYet to be assigned
M9ZUnallocated/Not AssignedYet to be assignedYet to be assigned

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