BCBS Alpha Prefix QAA to QZZ

The BCBS alpha prefixes from QAA to QZZ are three-character codes assigned to Blue Cross Blue Shield insurance plans. Each prefix in the QAA to QZZ range identifies the BCBS home plan, the state of origin, and the plan type (such as PPO, HMO, EPO, or POS). The QAA to QZZ prefixes appear as the first three characters on a member's insurance ID card and are used by medical billers and healthcare providers to route claims, verify eligibility, and identify the correct BCBS entity for reimbursement.

The QAA to QZZ prefix range is part of the larger BCBS alpha prefix system, which spans from AAA through ZZZ. The Blue Cross Blue Shield Association assigns prefixes to its independent licensees across the United States. Each prefix maps to a specific BCBS company and state, such as QAZ for BCBS of Tennessee or QBP for Empire BCBS of New York. The prefix system standardizes the identification of BCBS plans for claims processing and provider services.

Not all prefixes in the QAA to QZZ range are assigned to active BCBS plans. Some prefixes remain unallocated and are reserved for future use or are not currently in circulation. Medical billers should verify unallocated prefixes against the latest BCBS directories or contact the BCBS Association to confirm prefix assignments before submitting claims.

Each BCBS prefix in the QAA to QZZ range is associated with a claims phone number that connects providers and medical billers to the appropriate BCBS plan's claims department. The claims phone number is used to verify member eligibility, confirm plan details, obtain prior authorizations, and resolve claims issues. The phone numbers listed in the prefix tables are specific to the BCBS home plan identified by the prefix.

For example, the QAZ prefix for BCBS of Tennessee lists (800) 467-2954, while the QBP prefix for Empire BCBS of New York lists (800) 553-9603. Billers should use the claims phone number associated with the specific prefix rather than a general BCBS number, as each independent BCBS licensee maintains its own claims processing operations and provider support lines.

Some prefixes in the QAA to QZZ range may not have a listed phone number. For these prefixes, billers should use the BCBS Plan Finder or contact the BCBS Association to obtain the correct claims filing contact. Keeping an updated record of claims phone numbers for frequently encountered prefixes improves billing efficiency and reduces the time spent on claim follow-up.

The QAA to QZZ BCBS prefix range covers BCBS plans from multiple states across the United States. States represented in this range include:

• chevron_right Alabama — BCBS of Alabama with prefixes QAK, QAU, QAW, QAY, QLC, QLG, QLN, QNF, QTE, and QZG.
• chevron_right Alaska — Premera BCBS of Alaska with prefixes QAH, QFC, QFI, QML, QNT, QRB, QRL, QSX, QSY, QTH, and QTV.
• chevron_right California — Anthem Blue Cross and Blue Shield of California with prefixes QAP, QBD, QBH, QBM, QAN, QFF, QLB, QLM, QMS, QNC, QNM, QNN, QOB, QRG, QRH, QRP, QSF, QST, QTF, QTI, QTQ, QUA, and QZT.
• chevron_right Colorado — Anthem BCBS of Colorado with prefixes QAB, QAF, QAR, QFB, QMU, QRC, QRN, QRR through QRY, QSQ, QSS, QTT, QZH, and QZX.
• chevron_right Delaware — Highmark BCBS of Delaware with prefix QTX.
• chevron_right Georgia — Anthem BCBS of Georgia with prefixes QAE, QAI, QAT, QAX, QFA, QFN, QLE, QMW, QMX, QNB, QNG, QNH, QNQ, QNV, QRM, QRQ, QSG, QSJ, QSO, QSU, QSW, QTM, QTY, QTZ, QZL, and QZZ.
• chevron_right Illinois — BCBS of Illinois with prefixes QAS, QFM, QMA through QMG, QMM, QSK, QTO, and QZU.
• chevron_right Indiana — Anthem BCBS of Indiana with prefixes QOA and QSN.
• chevron_right Iowa/South Dakota — Wellmark BCBS with prefixes QLO and QLU.
• chevron_right Kentucky — Anthem BCBS of Kentucky with prefixes QNA, QNP, QSP, and QTS.
• chevron_right Louisiana — BCBS of Louisiana with prefixes QBA, QBB, QBE, QBG, and QBS.
• chevron_right Massachusetts — BCBS of Massachusetts with prefixes QNE, QSE, QSV, and QTK.
• chevron_right Michigan — BCBS of Michigan with prefixes QFG, QLZ, QMT, QND, QNI, QNJ, QNK, QNX, QNY, QOD, QOE, QRJ, QRO, QTD, QZF, and QZR.
• chevron_right Minnesota — BCBS of Minnesota with prefixes QAM, QBL, QMH, QMZ, QRA, and QTL.
• chevron_right Missouri — Anthem BCBS of Missouri with prefixes QAC, QLQ, QLR, QNU, QRI, QRK, QTC, and QTU.
• chevron_right Nevada — Anthem BCBS of Nevada with prefixes QSI and QZS.
• chevron_right New York — Empire BCBS, BCBS of Western New York, and Blue Shield of NE New York with multiple prefixes across the range.
• chevron_right North Carolina — BCBS of North Carolina with prefixes QNO and QRF.
• chevron_right Ohio — Anthem BCBS of Ohio with prefixes QAO, QAQ, QBK, QLX, QMP, QMR, QSM, QSZ, QTA, and QZO.
• chevron_right Oregon/Idaho/Utah/Washington — Regence BCBS with prefixes QAD, QAG, QAL, QFK, QLV, QLY, QMY, QNS, QSR, and QTR.
• chevron_right Pennsylvania — Highmark BCBS, Independence Blue Cross, and Capital Blue Cross with multiple prefixes across the range.
• chevron_right Rhode Island — BCBS of Rhode Island with prefixes QLW, QRE, QTJ, and QTW.
• chevron_right South Carolina — BCBS of South Carolina with prefix QLI.
• chevron_right Tennessee — BCBS of Tennessee with prefixes QAA, QAZ, QFL, QLL, QMI, QMJ, QTG, QZJ, QZN, and QZY.
• chevron_right Virginia — Anthem BCBS of Virginia with prefixes QAJ, QAV, QBC, QLT, QSL, QTB, QZE, and QZV.
• chevron_right Washington — Premera Blue Cross with prefixes QBV and QLH.
• chevron_right Wisconsin — Anthem BCBS of Wisconsin with prefixes QLJ, QLK, and QUB.