BCBS Prefix List MAA to MZZ

Blue Cross Blue Shield Provider Phone Number
Blue Cross Blue Shield Federal Phone Number
BCBS Prefix List 2021 - AlphaState LookupBCBS Company
MAASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MABFloridaFlorida-Blue
MACMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MADAlaskaPremera Blue-Cross Blue-Shield of Alaska
MAEIndianaAnthem Blue-Cross Blue-Shield of Indiana
MAFMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MAGNew MexicoBlue-Cross Blue-Shield of New Mexico
MAHVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MAISouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MAJ-Unallocated/Not Assigned
MAKKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
MALMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MAMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MANMaineAnthem Blue-Cross Blue-Shield of Maine
MAOFloridaFlorida-Blue
MAPColoradoAnthem Blue-Cross Blue-Shield of Colorado
MAQFloridaFlorida-Blue
MARGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MASGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MATTexasBlue-Cross Blue-Shield of Texas
MAUSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MAVOhioAnthem Blue-Cross Blue-Shield of Ohio
MAWConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
MAXIllinoisBlue-Cross Blue-Shield of Illinois
MAYNebraskaBlue-Cross Blue-Shield of Nebraska
MAZSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MBAOhioAnthem Blue-Cross Blue-Shield of Ohio
MBBColoradoAnthem Blue-Cross Blue-Shield of Colorado
MBCTennesseeBlue-Cross Blue-Shield of Tennessee
MBDMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MBENebraskaBlue-Cross Blue-Shield of Nebraska
MBFGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MBGAlabamaBlue-Cross Blue-Shield of Alabama
MBHAlabamaBlue-Cross Blue-Shield of Alabama
MBIMichiganBlue-Cross Blue-Shield of Michigan
MBJOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
MBKNew YorkEmpire Blue-Cross Blue-Shield of New York
MBL BCBS PrefixCaliforniaAnthem Blue-Cross
MBMIllinoisBlue-Cross Blue-Shield of Illinois
MBNMichiganBlue-Cross Blue-Shield of Michigan
MBOFloridaFlorida-Blue
MBPIndianaAnthem Blue-Cross Blue-Shield of Indiana
MBQ-Unallocated/Not Assigned
MBRCaliforniaAnthem Blue-Cross
MBSMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MBTMissouriAnthem Blue-Cross Blue-Shield of Missouri
MBUMassachusettsBlue-Cross Blue-Shield of Massachusetts
MBVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MBWOhioAnthem Blue-Cross Blue-Shield of Ohio
MBXSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MBYSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MBZMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MCACaliforniaBlue-Shield of California
MCBKansas CityBlue-Cross Blue-Shield of Kansas City
MCCTexasBlue-Cross Blue-Shield of Texas
MCDIllinoisBlue-Cross Blue-Shield of Illinois
MCEAlaskaPremera Blue-Cross Blue-Shield of Alaska
MCFMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MCGMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MCHFloridaFlorida-Blue
MCIGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MCJWest VirginiaHighmark Blue-Cross Blue-Shield of West Virginia
MCKSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MCLSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MCMArkansasArkansas Blue-Cross Blue-Shield
MCNSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MCO BCBS PrefixVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MCP-Unallocated/Not Assigned
MCQIllinoisBlue-Cross Blue-Shield of Illinois
MCRMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MCSMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MCTSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MCUNorth CarolinaBlue-Cross Blue-Shield of North Carolina
MCVSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MCWSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MCXMassachusettsBlue-Cross Blue-Shield of Massachusetts
MCYVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MCZIndianaAnthem Blue-Cross Blue-Shield of Indiana
MDAMichiganBlue-Cross Blue-Shield of Michigan
MDBSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MDC BCBS PrefixMinnesotaBlue-Cross Blue-Shield of Minnesota
MDDMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MDECaliforniaAnthem Blue-Cross
MDFPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MDGMichiganBlue-Cross Blue-Shield of Michigan
MDHRhode IslandBlue-Cross Blue-Shield of Rhode Island
MDISouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MDJIndianaAnthem Blue-Cross Blue-Shield of Indiana
MDKNorth CarolinaBlue-Cross Blue-Shield of North Carolina
MDL-Unallocated/Not Assigned
MDMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MDNWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MDO-Unallocated/Not Assigned
MDPCaliforniaBlue-Shield of California
MDQMinnesotaBlue-Cross Blue-Shield of Minnesota
MDRWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MDSMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MDTMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MDUSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MDVLouisianaBlue-Cross Blue-Shield of Louisiana
MDWSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MDXIllinoisBlue-Cross Blue-Shield of Illinois
MDYKansas CityBlue-Cross Blue-Shield of Kansas City
MDZMinnesotaBlue-Cross Blue-Shield of Minnesota
MEACaliforniaBlue-Shield of California
MEBMaineAnthem Blue-Cross Blue-Shield of Maine
MECVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MEDIndianaAnthem Blue-Cross Blue-Shield of Indiana
MEEVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MEF-Unallocated/Not Assigned
MEGGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MEH-Unallocated/Not Assigned
MEIMichiganBlue-Cross Blue-Shield of Michigan
MEJMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MEKCaliforniaBlue-Shield of California
MELSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MEMSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MENMaineAnthem Blue-Cross Blue-Shield of Maine
MEOCaliforniaBlue-Shield of California
MEPMaineAnthem Blue-Cross Blue-Shield of Maine
MEQCaliforniaBlue-Shield of California
MER-Unallocated/Not Assigned
MESOklahomaBlue-Cross Blue-Shield of Oklahoma
METNebraskaBlue-Cross Blue-Shield of Nebraska
MEUTexasBlue-Cross Blue-Shield of Texas
MEV-Unallocated/Not Assigned
MEWMaineAnthem Blue-Cross Blue-Shield of Maine
MEXNew MexicoBlue-Cross Blue-Shield of New Mexico
MEYMaineAnthem Blue-Cross Blue-Shield of Maine
MEZNew MexicoBlue-Cross Blue-Shield of New Mexico
MFAIllinoisBlue-Cross Blue-Shield of Illinois
MFBSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MFCGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MFDGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MFECaliforniaAnthem Blue-Cross
MFFOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
MFGOhioAnthem Blue-Cross Blue-Shield of Ohio
MFHGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MFISouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MFJ-Unallocated/Not Assigned
MFKMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MFLPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MFMGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MFNVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MFO-Unallocated/Not Assigned
MFPOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
MFQVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MFR-Unallocated/Not Assigned
MFSMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MFT-Unallocated/Not Assigned
MFUSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MFVIllinoisBlue-Cross Blue-Shield of Illinois
MFWCaliforniaAnthem Blue-Cross
MFXMichiganBlue-Cross Blue-Shield of Michigan
MFYMinnesotaBlue-Cross Blue-Shield of Minnesota
MFZIllinoisBlue-Cross Blue-Shield of Illinois
MGACaliforniaBlue-Shield of California
MGBPennsylvaniaCapital Blue-Cross of Pennsylvania
MGCIllinoisBlue-Cross Blue-Shield of Illinois
MGDAlaskaPremera Blue-Cross Blue-Shield of Alaska
MGERhode IslandBlue-Cross Blue-Shield of Rhode Island
MGF-Unallocated/Not Assigned
MGGCaliforniaBlue-Shield of California
MGH-Unallocated/Not Assigned
MGIPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MGJMissouriAnthem Blue-Cross Blue-Shield of Missouri
MGKSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MGLPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MGMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MGNSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MGOMichiganBlue-Cross Blue-Shield of Michigan
MGPSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MGQ-Unallocated/Not Assigned
MGRMichiganBlue-Cross Blue-Shield of Michigan
MGSGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MGTOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
MGUVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MGVSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MGWArkansasArkansas Blue-Cross Blue-Shield
MGX-Unallocated/Not Assigned
MGYCaliforniaBlue-Shield of California
MGZNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
MHAKansas CityBlue-Cross Blue-Shield of Kansas City
MHBTexasBlue-Cross Blue-Shield of Texas
MHCPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MHD-Unallocated/Not Assigned
MHE-Unallocated/Not Assigned
MHF-Unallocated/Not Assigned
MHGCaliforniaAnthem Blue-Cross
MHHMichiganBlue-Cross Blue-Shield of Michigan
MHIGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MHJ-Unallocated/Not Assigned
MHKSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MHL-Unallocated/Not Assigned
MHMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MHNOhioAnthem Blue-Cross Blue-Shield of Ohio
MHO-Unallocated/Not Assigned
MHPNew YorkEmpire Blue-Cross Blue-Shield of New York
MHQGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MHROhioAnthem Blue-Cross Blue-Shield of Ohio
MHSKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
MHTMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MHU-Unallocated/Not Assigned
MHV-Unallocated/Not Assigned
MHWAlabamaBlue-Cross Blue-Shield of Alabama
MHX-Unallocated/Not Assigned
MHYCaliforniaAnthem Blue-Cross
MHZSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MIACaliforniaBlue-Shield of California
MIBMinnesotaBlue-Cross Blue-Shield of Minnesota
MICSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MID-Unallocated/Not Assigned
MIEMinnesotaBlue-Cross Blue-Shield of Minnesota
MIFOhioAnthem Blue-Cross Blue-Shield of Ohio
MIGMichiganBlue-Cross Blue-Shield of Michigan
MIH-Unallocated/Not Assigned
MIIKansas CityBlue-Cross Blue-Shield of Kansas City
MIJMichiganBlue-Cross Blue-Shield of Michigan
MIK-Unallocated/Not Assigned
MILMassachusettsBlue-Cross Blue-Shield of Massachusetts
MIMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MINAlaskaPremera Blue-Cross Blue-Shield of Alaska
MIOCaliforniaBlue-Shield of California
MIPIdahoBlue-Cross of Idaho
MIQOhioAnthem Blue-Cross Blue-Shield of Ohio
MIR-Unallocated/Not Assigned
MISOhioAnthem Blue-Cross Blue-Shield of Ohio
MITSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MIUSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MIVNew York (Western)Blue-Cross Blue-Shield of Western New York
MIWMichiganBlue-Cross Blue-Shield of Michigan
MIXCaliforniaBlue-Shield of California
MIY-Unallocated/Not Assigned
MIZCaliforniaBlue-Shield of California
MJA-Unallocated/Not Assigned
MJBColoradoAnthem Blue-Cross Blue-Shield of Colorado
MJCTexasBlue-Cross Blue-Shield of Texas
MJDAlabamaBlue-Cross Blue-Shield of Alabama
MJEMichiganBlue-Cross Blue-Shield of Michigan
MJFMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MJGAlaskaPremera Blue-Cross Blue-Shield of Alaska
MJHWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MJIMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MJJMichiganBlue-Cross Blue-Shield of Michigan
MJKMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MJLCaliforniaAnthem Blue-Cross
MJMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MJNPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MJOConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
MJPSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MJQCaliforniaAnthem Blue-Cross
MJRMichiganBlue-Cross Blue-Shield of Michigan
MJSTennesseeBlue-Cross Blue-Shield of Tennessee
MJTWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MJUMichiganBlue-Cross Blue-Shield of Michigan
MJVWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MJW-Unallocated/Not Assigned
MJXMichiganBlue-Cross Blue-Shield of Michigan
MJY-Unallocated/Not Assigned
MJZ-Unallocated/Not Assigned
MKASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MKBCaliforniaBlue-Shield of California
MKCSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MKDMassachusettsBlue-Cross Blue-Shield of Massachusetts
MKETennesseeBlue-Cross Blue-Shield of Tennessee
MKF-Unallocated/Not Assigned
MKGOhioAnthem Blue-Cross Blue-Shield of Ohio
MKHTennesseeBlue-Cross Blue-Shield of Tennessee
MKITennesseeBlue-Cross Blue-Shield of Tennessee
MKJOhioAnthem Blue-Cross Blue-Shield of Ohio
MKKCaliforniaAnthem Blue-Cross
MKLMississippiBlue-Cross Blue-Shield of Mississippi
MKMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MKN-Unallocated/Not Assigned
MKOMichiganBlue-Cross Blue-Shield of Michigan
MKPMichiganBlue-Cross Blue-Shield of Michigan
MKQ-Unallocated/Not Assigned
MKRIllinoisBlue-Cross Blue-Shield of Illinois
MKSMassachusettsBlue-Cross Blue-Shield of Massachusetts
MKTSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MKUAlaskaPremera Blue-Cross Blue-Shield of Alaska
MKVNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
MKWSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MKX-Unallocated/Not Assigned
MKYNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
MKZMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MLASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MLB-Unallocated/Not Assigned
MLC-Unallocated/Not Assigned
MLD-Unallocated/Not Assigned
MLEIllinoisBlue-Cross Blue-Shield of Illinois
MLFMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MLGPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MLHSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MLIPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MLJMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MLKVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MLLCaliforniaBlue-Shield of California
MLMPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MLNCaliforniaBlue-Shield of California
MLONew York (Western)Blue-Cross Blue-Shield of Western New York
MLPVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MLQMinnesotaBlue-Cross Blue-Shield of Minnesota
MLRMassachusettsBlue-Cross Blue-Shield of Massachusetts
MLS-Unallocated/Not Assigned
MLTNebraskaBlue-Cross Blue-Shield of Nebraska
MLUMinnesotaBlue-Cross Blue-Shield of Minnesota
MLVMinnesotaBlue-Cross Blue-Shield of Minnesota
MLW-Unallocated/Not Assigned
MLXIdahoBlue-Cross of Idaho
MLYAlaskaPremera Blue-Cross Blue-Shield of Alaska
MLZRhode IslandBlue-Cross Blue-Shield of Rhode Island
MMANew YorkEmpire Blue-Cross Blue-Shield of New York
MMBMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MMCGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MMDAlaskaPremera Blue-Cross Blue-Shield of Alaska
MMEMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MMFNew YorkExcellus Blue-Cross Blue-Shield of New York
MMGMississippiBlue-Cross Blue-Shield of Mississippi
MMHNew YorkEmpire Blue-Cross Blue-Shield of New York
MMIPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MMJMichiganBlue-Cross Blue-Shield of Michigan
MMKIllinoisBlue-Cross Blue-Shield of Illinois
MMLIllinoisBlue-Cross Blue-Shield of Illinois
MMMMinnesotaBlue-Cross Blue-Shield of Minnesota
MMNMinnesotaBlue-Cross Blue-Shield of Minnesota
MMOMichiganBlue-Cross Blue-Shield of Michigan
MMPGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MMQIndianaAnthem Blue-Cross Blue-Shield of Indiana
MMRMassachusettsBlue-Cross Blue-Shield of Massachusetts
MMSOhioAnthem Blue-Cross Blue-Shield of Ohio
MMTCaliforniaBlue-Shield of California
MMUIllinoisBlue-Cross Blue-Shield of Illinois
MMVOhioAnthem Blue-Cross Blue-Shield of Ohio
MMWIllinoisBlue-Cross Blue-Shield of Illinois
MMXAlabamaBlue-Cross Blue-Shield of Alabama
MMYIndianaAnthem Blue-Cross Blue-Shield of Indiana
MMZSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MNAMinnesotaBlue-Cross Blue-Shield of Minnesota
MNBMassachusettsBlue-Cross Blue-Shield of Massachusetts
MNCCaliforniaAnthem Blue-Cross
MNDWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MNEWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MNFPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MNGTennesseeBlue-Cross Blue-Shield of Tennessee
MNHVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MNI-Unallocated/Not Assigned
MNJOhioAnthem Blue-Cross Blue-Shield of Ohio
MNKOhioAnthem Blue-Cross Blue-Shield of Ohio
MNL-Unallocated/Not Assigned
MNM-Unallocated/Not Assigned
MNNPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MNO-Unallocated/Not Assigned
MNPCaliforniaBlue-Shield of California
MNQMinnesotaBlue-Cross Blue-Shield of Minnesota
MNRMinnesotaBlue-Cross Blue-Shield of Minnesota
MNSKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
MNTIllinoisBlue-Cross Blue-Shield of Illinois
MNUNorth CarolinaBlue-Cross Blue-Shield of North Carolina
MNVSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MNWAlaskaPremera Blue-Cross Blue-Shield of Alaska
MNXIllinoisBlue-Cross Blue-Shield of Illinois
MNYAlaskaPremera Blue-Cross of Alaska
MNZSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MOA-Unallocated/Not Assigned
MOB-Unallocated/Not Assigned
MOCGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MODMassachusettsBlue-Cross Blue-Shield of Massachusetts
MOEIllinoisBlue-Cross Blue-Shield of Illinois
MOFCaliforniaBlue-Shield of California
MOGNew York (Western)Blue-Cross Blue-Shield of Western New York
MOH-Unallocated/Not Assigned
MOIMassachusettsBlue-Cross Blue-Shield of Massachusetts
MOJOhioAnthem Blue-Cross Blue-Shield of Ohio
MOKPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MOL-Unallocated/Not Assigned
MOM-Unallocated/Not Assigned
MON-Unallocated/Not Assigned
MOO-Unallocated/Not Assigned
MOP-Unallocated/Not Assigned
MOQPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MORAlaskaPremera Blue-Cross Blue-Shield of Alaska
MOSCaliforniaBlue-Shield of California
MOT-Unallocated/Not Assigned
MOUMichiganBlue-Cross Blue-Shield of Michigan
MOVArkansasArkansas Blue-Cross Blue-Shield
MOWKentuckyAnthem Blue-Cross Blue-Shield of Kentucky
MOX-Unallocated/Not Assigned
MOYSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MOZ-Unallocated/Not Assigned
MPAOhioAnthem Blue-Cross Blue-Shield of Ohio
MPBGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MPCRhode IslandBlue-Cross Blue-Shield of Rhode Island
MPDTexasBlue-Cross Blue-Shield of Texas
MPEMichiganBlue-Cross Blue-Shield of Michigan
MPFNew YorkExcellus Blue-Cross Blue-Shield of New York
MPGPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MPHNew YorkEmpire Blue-Cross Blue-Shield of New York
MPI BCBS PrefixCaliforniaAnthem Blue-Cross
MPJSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MPK-Unallocated/Not Assigned
MPLIllinoisBlue-Cross Blue-Shield of Illinois
MPMNew York (Northeastern)Blue-Shield of Northeastern New York
MPNSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MPOAlabamaBlue-Cross Blue-Shield of Alabama
MPPWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MPQMinnesotaBlue-Cross Blue-Shield of Minnesota
MPRCaliforniaAnthem Blue-Cross
MPSGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MPTMinnesotaBlue-Cross Blue-Shield of Minnesota
MPUOhioAnthem Blue-Cross Blue-Shield of Ohio
MPVGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MPWOhioAnthem Blue-Cross Blue-Shield of Ohio
MPXMinnesotaBlue-Cross Blue-Shield of Minnesota
MPYFloridaFlorida-Blue
MPZ-Unallocated/Not Assigned
MQAMichiganBlue-Cross Blue-Shield of Michigan
MQB-Unallocated/Not Assigned
MQC-Unallocated/Not Assigned
MQDMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MQEGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MQF-Unallocated/Not Assigned
MQG-Unallocated/Not Assigned
MQHMichiganBlue-Cross Blue-Shield of Michigan
MQISouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MQJMichiganBlue-Cross Blue-Shield of Michigan
MQKMichiganBlue-Cross Blue-Shield of Michigan
MQLMichiganBlue-Cross Blue-Shield of Michigan
MQM-Unallocated/Not Assigned
MQN-Unallocated/Not Assigned
MQOMichiganBlue-Cross Blue-Shield of Michigan
MQP-Unallocated/Not Assigned
MQQIdahoBlue-Cross of Idaho
MQRPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MQS-Unallocated/Not Assigned
MQT-Unallocated/Not Assigned
MQUWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MQVNebraskaBlue-Cross Blue-Shield of Nebraska
MQWMichiganBlue-Cross Blue-Shield of Michigan
MQXCaliforniaAnthem Blue-Cross
MQY-Unallocated/Not Assigned
MQZCaliforniaAnthem Blue-Cross
MRA-Unallocated/Not Assigned
MRB-Unallocated/Not Assigned
MRCIllinoisBlue-Cross Blue-Shield of Illinois
MRD-Unallocated/Not Assigned
MRESouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MRFMichiganBlue-Cross Blue-Shield of Michigan
MRGIllinoisBlue-Cross Blue-Shield of Illinois
MRHWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MRI-Unallocated/Not Assigned
MRJMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MRKMassachusettsBlue-Cross Blue-Shield of Massachusetts
MRLSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MRMKansas CityBlue-Cross Blue-Shield of Kansas City
MRNWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MRO-Unallocated/Not Assigned
MRPWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MRQOhioAnthem Blue-Cross Blue-Shield of Ohio
MRRMinnesotaBlue-Cross Blue-Shield of Minnesota
MRSSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MRTTexasBlue-Cross Blue-Shield of Texas
MRUPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MRVCaliforniaAnthem Blue-Cross
MRWIllinoisBlue-Cross Blue-Shield of Illinois
MRXWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MRYAlabamaBlue-Cross Blue-Shield of Alabama
MRZIllinoisBlue-Cross Blue-Shield of Illinois
MSAAlabamaBlue-Cross Blue-Shield of Alabama
MSBSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MSCAlabamaBlue-Cross Blue-Shield of Alabama
MSDPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MSEMichiganBlue-Cross Blue-Shield of Michigan
MSFNew YorkEmpire Blue-Cross Blue-Shield of New York
MSGMichiganBlue-Cross Blue-Shield of Michigan
MSHMichiganBlue-Cross Blue-Shield of Michigan
MSIOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
MSJ BCBS PrefixAlaskaPremera Blue-Cross Blue-Shield of Alaska
MSKMassachusettsBlue-Cross Blue-Shield of Massachusetts
MSL-Unallocated/Not Assigned
MSMMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MSNOhioAnthem Blue-Cross Blue-Shield of Ohio
MSO-Unallocated/Not Assigned
MSPAlaskaPremera Blue-Cross Blue-Shield of Alaska
MSQAlaskaPremera Blue-Cross Blue-Shield of Alaska
MSRMichiganBlue-Cross Blue-Shield of Michigan
MSSVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MSTAlaskaPremera Blue-Cross Blue-Shield of Alaska
MSUOhioAnthem Blue-Cross Blue-Shield of Ohio
MSVAlabamaBlue-Cross Blue-Shield of Alabama
MSWIllinoisBlue-Cross Blue-Shield of Illinois
MSX-Unallocated/Not Assigned
MSYNorth CarolinaBlue-Cross Blue-Shield of North Carolina
MSZCaliforniaAnthem Blue-Cross
MTAVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MTBSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MTCVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MTDAlaskaPremera Blue-Cross Blue-Shield of Alaska
MTECaliforniaBlue-Shield of California
MTFGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MTG-Unallocated/Not Assigned
MTHSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MTICaliforniaBlue-Shield of California
MTJ-Unallocated/Not Assigned
MTK-Unallocated/Not Assigned
MTL-Unallocated/Not Assigned
MTM-Unallocated/Not Assigned
MTN BCBS PrefixMassachusettsBlue-Cross Blue-Shield of Massachusetts
MTOCaliforniaBlue-Shield of California
MTPMassachusettsBlue-Cross Blue-Shield of Massachusetts
MTQ-Unallocated/Not Assigned
MTRTennesseeBlue-Cross Blue-Shield of Tennessee
MTSMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MTTCaliforniaBlue-Shield of California
MTUAlaskaPremera Blue-Cross of Alaska
MTVIndianaAnthem Blue-Cross Blue-Shield of Indiana
MTWOhioAnthem Blue-Cross Blue-Shield of Ohio
MTXMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MTYCaliforniaAnthem Blue-Cross
MTZIllinoisBlue-Cross Blue-Shield of Illinois
MUATexasBlue-Cross Blue-Shield of Texas
MUBVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MUCSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MUDSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MUESouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MUFWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MUGArkansasArkansas Blue-Cross Blue-Shield
MUHIdahoBlue-Cross of Idaho
MUI-Unallocated/Not Assigned
MUJIndianaAnthem Blue-Cross Blue-Shield of Indiana
MUKWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MUL-Unallocated/Not Assigned
MUMArizonaBlue-Cross Blue-Shield of Arizona
MUNIllinoisBlue-Cross Blue-Shield of Illinois
MUOWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MUPSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MUQAlaskaPremera Blue-Cross of Alaska
MURMichiganBlue-Cross Blue-Shield of Michigan
MUSIllinoisBlue-Cross Blue-Shield of Illinois
MUTMinnesotaBlue-Cross Blue-Shield of Minnesota
MUU-Unallocated/Not Assigned
MUVMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MUWPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MUXSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MUYAlabamaBlue-Cross Blue-Shield of Alabama
MUZMichiganBlue-Cross Blue-Shield of Michigan
MVAMontanaBlue-Cross Blue-Shield of Montana
MVBVermontBlue-Cross Blue-Shield of Vermont
MVC-Unallocated/Not Assigned
MVDAlaskaPremera Blue-Cross Blue-Shield of Alaska
MVEMassachusettsBlue-Cross Blue-Shield of Massachusetts
MVFNew YorkEmpire Blue-Cross Blue-Shield of New York
MVGMinnesotaBlue-Cross Blue-Shield of Minnesota
MVHSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MVI-Unallocated/Not Assigned
MVJCaliforniaBlue-Shield of California
MVKGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MVLMassachusettsBlue-Cross Blue-Shield of Massachusetts
MVMAlabamaBlue-Cross Blue-Shield of Alabama
MVNNew YorkEmpire Blue-Cross Blue-Shield of New York
MVOIdahoBlue-Cross of Idaho
MVPMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MVQIdahoBlue-Cross of Idaho
MVRPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MVS-Unallocated/Not Assigned
MVTMinnesotaBlue-Cross Blue-Shield of Minnesota
MVUIndianaAnthem Blue-Cross Blue-Shield of Indiana
MVVSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MVW-Unallocated/Not Assigned
MVXSouth CarolinaBlue-Cross Blue-Shield of South Carolina
MVYOhioAnthem Blue-Cross Blue-Shield of Ohio
MVZTexasBlue-Cross Blue-Shield of Texas
MWAIllinoisBlue-Cross Blue-Shield of Illinois
MWB-Unallocated/Not Assigned
MWC-Unallocated/Not Assigned
MWDMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MWEWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MWFIllinoisBlue-Cross Blue-Shield of Illinois
MWGMinnesotaBlue-Cross Blue-Shield of Minnesota
MWHIllinoisBlue-Cross Blue-Shield of Illinois
MWI-Unallocated/Not Assigned
MWJNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
MWKNew JerseyHorizon Blue-Cross Blue-Shield of New Jersey
MWLIllinoisBlue-Cross Blue-Shield of Illinois
MWMWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MWNIllinoisBlue-Cross Blue-Shield of Illinois
MWOPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MWPMassachusettsBlue-Cross Blue-Shield of Massachusetts
MWQ-Unallocated/Not Assigned
MWRKansas CityBlue-Cross Blue-Shield of Kansas City
MWS-Unallocated/Not Assigned
MWT-Unallocated/Not Assigned
MWUWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MWVWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MWWNevadaAnthem Blue-Cross Blue-Shield of Nevada
MWXAlabamaBlue-Cross Blue-Shield of Alabama
MWY-Unallocated/Not Assigned
MWZPennsylvaniaIndependence Blue-Cross of Philadelphia and Southeastern Pennsylvania
MXACaliforniaAnthem Blue-Cross
MXB-Unallocated/Not Assigned
MXC-Unallocated/Not Assigned
MXDTexasBlue-Cross Blue-Shield of Texas
MXETexasBlue-Cross Blue-Shield of Texas
MXFNew YorkEmpire Blue-Cross Blue-Shield of New York
MXG-Unallocated/Not Assigned
MXH BCBS PrefixMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MXICaliforniaBlue-Shield of California
MXJ-Unallocated/Not Assigned
MXKPennsylvaniaCapital Blue-Cross of Pennsylvania
MXLSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MXMSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MXNMassachusettsBlue-Cross Blue-Shield of Massachusetts
MXOSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MXPMassachusettsBlue-Cross Blue-Shield of Massachusetts
MXQNew YorkEmpire Blue-Cross Blue-Shield of New York
MXRCaliforniaAnthem Blue-Cross
MXSGeorgiaAnthem Blue-Cross Blue-Shield of Georgia
MXT-Unallocated/Not Assigned
MXUConnecticutAnthem Blue-Cross Blue-Shield of Connecticut
MXVIdahoBlue-Cross of Idaho
MXWIdahoBlue-Cross of Idaho
MXX-Unallocated/Not Assigned
MXYMassachusettsBlue-Cross Blue-Shield of Massachusetts
MXZAlaskaPremera Blue-Cross Blue-Shield of Alaska
MYA-Unallocated/Not Assigned
MYBOregon/Idaho/Utah/WashingtonRegence Blue-Cross Blue-Shield
MYC-Unallocated/Not Assigned
MYDMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYEOhioAnthem Blue-Cross Blue-Shield of Ohio
MYFNew YorkEmpire Blue-Cross Blue-Shield of New York
MYGSouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MYHMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYIMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYJ-Unallocated/Not Assigned
MYKMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYLMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYMOhioAnthem Blue-Cross Blue-Shield of Ohio
MYNOhioAnthem Blue-Cross Blue-Shield of Ohio
MYO-Unallocated/Not Assigned
MYP-Unallocated/Not Assigned
MYQMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYRAlabamaBlue-Cross Blue-Shield of Alabama
MYSMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYTMichiganBlue-Cross Blue-Shield of Michigan
MYUMassachusettsBlue-Cross Blue-Shield of Massachusetts
MYV-Unallocated/Not Assigned
MYWMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MYXOklahomaBlue-Cross Blue-Shield of Oklahoma
MYY BCBS PrefixMaryland/District of Columbia/Northern VirginiaCarefirst Blue-Cross Blue-Shield
MYZMassachusettsBlue-Cross Blue-Shield of Massachusetts
MZASouth Dakota/IowaWellmark Blue-Cross Blue-Shield
MZBPennsylvaniaHighmark Blue-Cross Blue-Shield of Pennsylvania
MZCRhode IslandBlue-Cross Blue-Shield of Rhode Island
MZDIllinoisBlue-Cross Blue-Shield of Illinois
MZEMassachusettsBlue-Cross Blue-Shield of Massachusetts
MZF-Unallocated/Not Assigned
MZGIllinoisBlue-Cross Blue-Shield of Illinois
MZHArizonaBlue-Cross Blue-Shield of Arizona
MZICaliforniaBlue-Shield of California
MZJWisconsinAnthem Blue-Cross Blue-Shield of Wisconsin
MZKVirginiaAnthem Blue-Cross Blue-Shield of Virginia
MZLAlabamaBlue-Cross Blue-Shield of Alabama
MZMMinnesotaBlue-Cross Blue-Shield of Minnesota
MZNNorth CarolinaBlue-Cross Blue-Shield of North Carolina
MZOMichiganBlue-Cross Blue-Shield of Michigan
MZPMichiganBlue-Cross Blue-Shield of Michigan
MZQMinnesotaBlue-Cross Blue-Shield of Minnesota
MZRMinnesotaBlue-Cross Blue-Shield of Minnesota
MZS-Unallocated/Not Assigned
MZTMinnesotaBlue-Cross Blue-Shield of Minnesota
MZUFloridaFlorida-Blue
MZV-Unallocated/Not Assigned
MZWMinnesotaBlue-Cross Blue-Shield of Minnesota
MZXMinnesotaBlue-Cross Blue-Shield of Minnesota
MZYMichiganBlue-Cross Blue-Shield of Michigan
MZZMinnesotaBlue-Cross Blue-Shield of Minnesota

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