BCBS Prefix List MAA to MZZ

Blue Cross Blue Shield Provider Phone Number
Blue Cross Blue Shield Federal Phone Number
Blue Cross Blue Shield Claim Mailing address
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
MAN-Unallocated/Not Assigned
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
MBB-Unallocated/Not Assigned
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
MDB-Unallocated/Not Assigned
MDC BCBS PrefixMinnesotaBlue-Cross Blue-Shield of Minnesota
MDD-Unallocated/Not Assigned
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
MDK-Unallocated/Not Assigned
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
MDX-Unallocated/Not Assigned
MDYKansas CityBlue-Cross Blue-Shield of Kansas City
MDZMinnesotaBlue-Cross Blue-Shield of Minnesota
MEACaliforniaBlue-Shield of California
MEB-Unallocated/Not Assigned
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
MGN-Unallocated/Not Assigned
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
MHR-Unallocated/Not Assigned
MHS-Unallocated/Not Assigned
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
MIX-Unallocated/Not Assigned
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
MLH-Unallocated/Not Assigned
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
MLX-Unallocated/Not Assigned
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
MMC-Unallocated/Not Assigned
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
MMP-Unallocated/Not Assigned
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
MNV-Unallocated/Not Assigned
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
MPJ-Unallocated/Not Assigned
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
MPW-Unallocated/Not Assigned
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
MRQ-Unallocated/Not Assigned
MRR-Unallocated/Not Assigned
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
MTI-Unallocated/Not Assigned
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
MVH-Unallocated/Not Assigned
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
MVO-Unallocated/Not Assigned
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
MVZ-Unallocated/Not Assigned
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
MZH-Unallocated/Not Assigned
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