e. Blue-Cross Blue-Shield of Tennessee. Most members with coverage through a Blue Cross Blue Shield Plan are assigned a Three Letter alpha prefix as a part of their unique identification number. Unassigned Prefix: YSU: Blue Cross Blue Shield of Georgia: YSV: Anthem BCBS of Virginia: YSW: Blue Cross of Idaho: YSX: Blue Cross Blue Shield of Rhode Island: YSY: Anthem BCBS of Ohio: YSZ: Anthem BCBS of Wisconsin: YTA: Anthem BCBS of Virginia: 800-533-1120: Anthem Bluecare: YTB: Anthem BCBS of Virginia: 855-856-9286:KCU. PO Box 571918. 1. A Division of Health Care Service Corporation, a Mutual Legal Reserve Company, an Independent Licensee of the Blue Cross and Blue Shield Association. BCBS Alpha Prefix from PAA to PZZ (Updated 2023) March 11, 2023 by Kim Keck. This website is operated by Horizon Blue Cross Blue Shield of New Jersey and is not New Jersey’s Health Insurance Marketplace. Blue Cross Blue Shield of Texas. BCBS Prefix List 2021 - Alpha. Below in our BCBS prefix lookup. Prefix. For your ease, we have summarized. Customer Service: 1-800-409-9462 HCSC-PORT. XAA. BCBS Alpha Numeric Prefix from R2A to R9Z. NAA. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. Pennsylvania. Blue-Cross Blue-Shield of Illinois. Blue Cross Blue Shield Federal Phone Number. We make sure to share latest data but in case you find some misinformation, please let us know so that we can help you to provide most accurate BCBS Alpha Prefix data. L2B. Also, you can find BCBS provider phone numbers for each state. S. We make sure to share latest data but in case you find some misinformation, please let us know so that we can help you to provide Complete BCBS Alpha Prefix List . BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. Blue-Cross Blue-Shield of Alabama. YAA. AAF. There are total of 676 alpha prefix in BCBS RAA-RZZ list and 151 are Not Assigned prefixes out of 676. If any discrepancy found please let us know via the contact us page, we are committed to providing correct and genuine information. Blue Cross Blue Shield insurance Companies – Statewise. Anthem Blue Cross of California. Today you will find The BCBS Alpha Numeric Prefix List from K2A to K9Z. Pennsylvania. We will listed down everything the BCBS Prefixes along with BCBS home planner name furthermore website for BCBS member Id ranging from XAA go XZZ. Insurance. Not Assigned Prefix. 580/Inst. Empire Blue-Cross Blue-Shield of New York. BCBS Alpha Prefix from TAA to TZZ. What does my organization need to do?Regence BlueCross BlueShield of Utah offers health and dental coverage to 528,000 members throughout the state. T2B. JAB. State Lookup. Blue Cross Blue Shield Federal Phone Number. This list of bcbs prefixes includes BC prefix IEO, INE, ILT, IOI, IQQ, IPB, IVV. Blue Cross and Blue Shield of Kansas offers a variety of health and dental insurance plans for individuals, families and employers located in Kansas. to Blue Cross and Blue Shield . Prefix. alpha prefix designation to accommodate alphanumeric values in Subscriber IDs. Virgin Islands. Carefirst Blue-Cross Blue-Shield. ET. Most members with coverage through a Blue Cross Blue Shield Plan are assigned a Three Letter alpha prefix as a part of their unique identification number. September 30, 2022 by Rebecca Williams. The prefix can be alpha only or a combination of alpha and. Anthem BCBS of Ohio. 96 MA67. BCBS Alpha Numeric Prefix from P2A to P9Z. e. List. Explore our resources. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. QAB. Highmark Blue-Cross Blue-Shield of Pennsylvania: BCBS Prefix List ZAA to ZZZ; BCBS Prefix List B2A to B9Z ; Categories. ZAA. BCBS Prefix assignments for BC prefixes WAA - WZZ. Like Florida Blue Centers, where you can go for health screenings, fitness classes, sleep seminars and nutrition. Arkansas. There are total of 696 alpha prefix in BCBS RAA. Prefix. BCBS Prefix List 2021 - Alpha. BCBS Alpha Numeric Prefix from R2A to R9Z. If. The prefix will not contain only numbers (must always have at least one alpha character) and will not include the numbers one or zero in any position. Place of Service Codes. of the Blue Cross and Blue Shield Association Use of this card is subject to terms of applicable contracts, conditions and user agreements. Search for quality, in-network providers using our Find a Doctor/Hospital tool. CO 26 CO 27 and CO 28 Denial Codes. Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. m. 2. Ohio. Virginia. If the request is not approved, please remember that you. O. Place of Service 11. New Amazon “In-Network Only Plan” Requires PCP, Referrals. Blue-Cross Blue-Shield of Arizona. Email: [email protected] - Send Mail. Effective Jan. Below you can find summary of all the Blue Cross Blue Shield active prefix ranging from XAA to XZZ. W2A. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. com. BCBS Alpha numeric Prefix X2A to X9Z list is updated from authorized and trusted resources and based on the latest information. CO 31 Denial Code- Patient cannot be identified as our insured. South Dakota/Iowa. BCBS Alpha Numeric Prefix from X2A to X9Z (Updated 2023) March 11, 2023 by Kim Keck. Connecticut. For example: ABC12345678. (Form 40-127) Please also complete life insurance applications if applicable: Life Insurance Forms. BCBS Prefix assignments for BC prefixes KAA - KZZ. Blue-Cross Blue-Shield of Massachusetts. Denials with solutions in Medical Billing. Premera Reference Manual Premera Blue Cross Identification Cards Chapter 5 Page 4 Prefix Include the alpha prefix with the member’s Identification # on all claims. BCBS alpha prefix list WAA-WZZ. CO 26 CO 27 and CO 28 Denial Codes. Effective April 15, 2018, all BCBS plans and providers must be able to accept alpahnumeric prefixes, which combine letters and numbers. My name is Kathryn Belvin, a seasoned medical billing expert with over 20 years of experience in medical billing. Delaware. BCBS Prefix List AAA to AZZ; BCBS Prefix List BAA to BZZ; BCBS Prefix List CAA to CZZ; BCBS Prefix List DAA to DZZ;. 225 North Michigan Ave. State Lookup. E6B: Prefix yet to assign: E6C: Prefix yet to assign: E6D: Empire Blue Cross Blue Shield(BCBS) E6E: Prefix yet to assign: E6F: Prefix yet to assign: E6G: Prefix yet to assign: E6H:You may see cards with four-character prefixes, e. Here we have listed down all the BCBS Prefix List 2022 along with BCBS home plan name and website for BCBS member IDs ranging from S2A to S9Z. All list is updated as per latest information from BCBS insuranBCBS Prefix List F2A to F9Z - Alpha Numeric Lookup 2022. g, AAA to AZZ, FAA to FZZ etc. New York (Western) Blue-Cross Blue-Shield of Western New York. Anthem Blue Cross and Blue Shield is the trade name of: In Indiana: Anthem Insurance Companies, Inc. 1. The most important and easy way to identify BCBS member is his BCBS member ID alpha prefix. Most members with coverage through a Blue Cross Blue Shield Plan are assigned a Three Letter alpha prefix as a part of their unique identification number. Electronic Provider Access (EPA) for Out-of-Area Providers. Account Prefixes – December 7, 2022. Plan Identifier Plan Name; L2S: Premera Blue Cross: L3M: Premera Blue Cross: L4D: Premera Blue Cross: L4N: Premera Blue Cross: L5N: Premera Blue Cross: L5T: Premera. Offset in Medical Billing with Example. BCBS of Alabama. (BCBS) ID card with the alpha prefix highlighted: TIPS FOR SUCCESS ; Always use the alpha prefix on the member’s current ID card. However, there are some exceptions. Anthem Blue-Cross Blue-Shield of Ohio. If you experience difficulties or need additional information, please contact 800-676-2583 (BLUE). July 16, 2023 by NSingh (MBA, RCM Expert) The BCBS alpha prefix list consists of three-letter codes used by Blue Cross Blue Shield (BCBS) to classify different plans and networks. Blue Cross Blue Shield Federal Phone Number. Blue-Cross Blue-Shield of Illinois. BCBS Company. Chicago, IL 60601. Alpha prefix. VAB. Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania: CZT: Connecticut: Anthem Blue-Cross Blue-Shield of Connecticut: CZU: California: Anthem. Empire Blue Cross Blue Shield. Under the Communications heading, select Contact Us . Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania. New York. Blue Cross Community MMAI (Medicare-Medicaid Plan)SM Blue Cross Community Health PlansSM Blue Cross Community. State Lookup. The alpha prefix can easily be identified as it is the first three characters. Here we have listed down all the Blue Cross Prefixes along with BCBS home plan name and website for BCBS member IDs ranging from FAA to FZZ. Anthem Blue-Cross Blue-Shield of Wisconsin. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. We make sure to share latest data but in case you find some misinformation, please let us know so that we can help you to provide most accurate BCBS Alpha Numeric Prefix data. BCBS Prefix List. BCBS Plan Name. BCBS Alpha Prefix from TAA to TZZ (Updated 2023) March 11, 2023 by Kim Keck. 4. Blue Cross Bl ue Shield Association is an association of independent Blue Cross and Blue Shield companies. S9R. Alpha Prefix JZT XZH XZH XZL (Metro & West Region) QQL (Southern Region) XZL (Metro & West Region) QQL (Southern Region) QQN JTM Group # 2020 Group numbers refer to. Idaho. Place of Service 02. 855-558-1443 (Anthem Blue Cross Blue Shield Medicaid Plan) Wyoming: 800-442-2376: CMS 1500 blocks instructions in Medical Billing; BCBS Federal Phone Number ; Categories. Alabama. Here we have listed down all the updated BCBS Prefix along with BCBS home plan name and website for BCBS member IDs ranging from SAA to SZZ. These prefixes will be assigned to . Find and compare providers and get cost estimates for more than 1,400 common medical procedures. Showing 1 to 100 of 713 entries. BCBS Prefix XAA-XZZ (2023) September 16, 2023 by NSingh (MBA, RCM Expert) BCBS alpha prefix XAA-XZZ. BCBS Company. BCBS Company. Blue-Cross Blue-Shield of Massachusetts. Call our Dedicated BlueCard Physician Unit at 1-888-435-4383. September 30, 2022 by Rebecca Williams. Here I have shared the list of BCBS alpha numeric prefix ranging from L2A to L9Z. BCBS Alpha prefix lookup contains all the Blue Cross Blue Shield alpha prefix along with their home plan and website. BCBS Company. PR 1 Denial Code – Deductible Amount. Email:. BCBS Company. BCBS Alabama. BCBS Prefix List 2021 - Alpha. Also, you can find BCBS provider phone. (Form 29-158) Duplicate Coverage Questions *. The alpha prefix is very important to the identification number. Fax: 1-800-922-3508. Alabama. Most members with coverage through a Blue Cross Blue Shield Plan are assigned a Three Letter alpha prefix as a part of their unique identification number. BCBS Prefix assignments for BC prefixes DAA - DZZ. It is important to spell and pronounce suffixes correctly. ] For eligibility or benefits: 410-872-9500 To find a provider:. AAA to AZZ. CAA to CZZ. About Us; BCBS Alpha Numeric Prefix; BCBS Alpha Prefix; BCBS Prefix List; Blog Menu Toggle. Find My Local BCBS Company. FEP plans use just the letter "R" as the prefix. ID cards for the following products and programs do not have a three-character prefix:March 11, 2023 by Kim Keck. BCBS alpha numeric prefix S2A to S9Z is updated as per received latest information from authorized sources or websites of BCBS insurance and other reputed online portals. Ohio. If any discrepancy found please let us know via the contact us page, we are committed to providing correct and genuine information. Also, you can find BCBS provider phone numbers. BCBS Prefix List 2021 - Alpha. BCBS Prefix List LAA-LZZ (2023) September 16, 2023 by NSingh (MBA, RCM Expert) BCBS prefix LAA-LZZ list is latest updated list on the basis information received from autherized online portals of Blue Cross Blue Shield Insurance company. Maryland/District of Columbia/Northern Virginia. VAA. Virginia. Here “A2A” is BCBS alpha numeric. I2A. The following order will be released one set at a time:BCBS Prefix XAA to XZZ Summary. Nebraska. . Shop. Next. Pennsylvania. NAB. Connecticut. Anthem Central Region (OH, IN, KY) FAB. Blue Cross Blue Shield insurance Companies – Statewise. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. State Lookup. As policyholders, being familiar with the significance of this prefix range empowers you to make informed decisions about your healthcare. A type of health insurance coverage that BCBSKS sells. Anthem Blue-Cross Blue-Shield of Georgia. Here I have shared the list of BCBS alpha prefix ranging from QAA to QZZ. 344 This member’s coverage under this plan was not in effect on the date this service was provided. Capital Blue-Cross of Pennsylvania. DBQ. Box 9134 N. BCBS Alpha Numeric Prefix from Q2A to Q9Z. Anthem Blue-Cross Blue-Shield of Virginia: M9X-Couple Health: M9Y-Couple Health: M9Z-Couple Health: BCBS Prefix List L2A to L9Z; BCBS. Wellmark. Blue-Cross Blue-Shield of Illinois. XAA. Regence Blue Cross Blue Shield. March 11, 2023 by Kim Keck. BCBS prefix list EAA-EZZ. BCBS alpha numeric prefix D2A to D9Z is updated as per received latest information from authorized sources or websites of BCBS insurance and other reputed online portals. For detailed information of each prefix home plan, click on the prefix and you will find the detailed information. Blue Cross and Blue Shield of Minnesota St. 1. BCBS: POKH92835893 XJMH91442935: Florida BCBS always has Letter “H” after three Alpha character: R51006221: ID# begin with “R” followed by 8 digit: YLS890449801 YJX88001309101: Blue option plan: Champva: ID# is Patient SSN# Champva is secondary to most other health plan and champva is primary to medicaid:Blue Cross Blue Shield Federal Phone Number. A toll-free number, 1-800-810-BLUE, that members can use to locate providers in another Blue Cross Blue Shield company's area. This list of BCBS prefixes includes BC. This is an example of a standard I. We make sure to share latest data but in case you find some misinformation, please let us know so that we can help you to provide most accurate. Here I have shared the list of BCBS alpha prefix ranging from RAA to RZZ. Blue-Shield of California. BCBS Company. As per update of BCBS Alpha prefix list 2023, the BCBS Alpha numeric Prefix Z2A to Z9Z list is updated from authorized and trusted resources and based on the latest information. Here we have listed down all the Blue Cross Blue Shield Prefix along with BCBS home plan name and website for BCBS member IDs ranging. For your ease, we have summarized some of the. Suffixes. Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania: AUL: New York: Empire Blue-Cross Blue-Shield of New York: AUM:BCBS Prefix List 2021 - Alpha State Lookup BCBS Company; EAA-Unallocated/Not Assigned: EAB: Kansas City: Blue-Cross Blue-Shield of Kansas City: EAC:. New York (Northeastern) Blue-Shield of Northeastern New York. BCBS Company. in the first three positions of the member’s ID number. A value-added discount program that provides Blue Cross and Blue Shield members with discounts and content on health and wellness, family care, financial services and healthy travel . (Clark County providers submit to Regence) An Independent Licensee of the Blue Cross Blue Shield. Box 805107, Chicago, Illinois 60680-4112. BCBS Prefix assignments for BC prefixes SAA - SZZ. Off Exchange Group Effective Product. Due to the growth of BlueCross and its affiliates, the number of available alpha prefix combinations is now exhausted. BCBS Prefix can be classified as follows: BCBS Alpha Prefix – It’s a three letter alpha prefix followed by id number. We make sure to share latest data but in case you find some misinformation, please let us know so that we can help you to provide most accurate BCBS Alpha Prefix List. BCBS Alpha Numeric Prefix – It’s a three letter Alpha numeric prefix followed by id number. S. 801-288-8750. Related Articles: BCBS Alpha. A type of health insurance coverage that BCBSKS sells. Below you can find summary of all the Blue Cross Blue Shield active prefix ranging from XAA to XZZ. State Lookup. BCBS Company. BCBS Prefix List 2021 - Alpha. BCBS Prefix List H2A to H9Z; BCBS Prefix List I2A to I9Z; BCBS Prefix List J2A to J9Z; BCBS Prefix List K2A to K9Z; BCBS Prefix List L2A to L9Z; BCBS Prefix List M2A to M9Z; BCBS Prefix List N2A to N9Z; BCBS Prefix List O2A to O9Z; BCBS Prefix List P2A to P9Z; BCBS Prefix List Q2A to Q9Z; BCBS Prefix List R2A to R9Z; BCBS Prefix List S2A to S9Z Anthem Blue-Cross: YZD BCBS Prefix: Indiana: Anthem Blue-Cross Blue-Shield of Indiana: YZE BCBS Prefix: Kentucky: Anthem Blue-Cross Blue-Shield of Kentucky: YZF: Kentucky: Anthem Blue-Cross Blue-Shield of Kentucky: YZG: Kentucky: Anthem Blue-Cross Blue-Shield of Kentucky: YZH-Unallocated/Not Assigned: YZI: Ohio: Anthem Blue-Cross Blue-Shield of. We have registered down all which BCBS Prefixes along with BCBS home plan name and website for BCBS member Instincts reaching from XAA to XZZ. Medical Pre Authorizations and Referrals: 1-800-327-6716. BCBS Prefix List 2021 - Alpha. 1. BCBS Prefix List 2021 - Alpha. February 21, 2023 by Kathryn Belvin. September 29, 2022 by Rebecca Williams. Were have featured down all the BCBS Designation along with BCBS home plan name furthermore website for BCBS member IDs reaching from XAA to XZZ. Blue Cross and Blue Shield of Kansas partners with Availity Health Information Network for the. Place of Service 11. BCBS Alpha Prefix from ZAA to ZZZ (Updated 2023) March 11, 2023 by Kim Keck. BCBS Company. UAM. Enter the first three characters of the Identification Number from your member ID card. BCBS Alpha Numeric Prefix from E2A to E9Z. Blue Cross Blue Shield of Michigan. BCBS Prefix List 2021 - Alpha Numeric. In case of using search feature, enter the BCBS prefix you want to look up in the provided search field. Plan Identifier Plan Name; L2S: Premera Blue Cross: L3M: Premera Blue Cross: L4D: Premera Blue Cross: L4N: Premera Blue Cross: L5N: Premera Blue Cross: L5T: Premera. Blue Shield of California. Track your deductible and out-of-pocket spending. 18. Our vision is to ensure that all members of the community have access to affordableThe standard Blue Cross ID card layout ID cards for most Blue Cross products include the following: > Subscriber Name Name of the subscriber who holds the contract. to 8 p. N3D. This list of bcbs prefixes includes BC prefix fjb, fjc, f4w, fig | Prefix for BCBS. Prefix Plan Name; N2D: Premera Blue Cross: N3T: Premera Blue Cross: N4S: Premera Blue Cross: N6P: Premera Blue Cross: N8P: Premera Blue Cross: NAA: Wellmark BCBS: NAB. Decide on what kind of signature to create. BCBS Alpha Numeric Prefix List from X2A to X9Z Showing 1 to 208 of 208 entries Previous Next Other Related Prefix BCBS Alpha Numeric Prefix from W2A to. Anthem Blue-Cross: YZD BCBS Prefix: Indiana: Anthem Blue-Cross Blue-Shield of Indiana: YZE BCBS Prefix: Kentucky: Anthem Blue-Cross Blue-Shield of Kentucky: YZF: Kentucky: Anthem Blue-Cross Blue-Shield of Kentucky: YZG: Kentucky: Anthem Blue-Cross Blue-Shield of Kentucky: YZH-Unallocated/Not Assigned: YZI:. The alpha prefix can easily be identified as it is the first three characters. BCBS Company. BCBS Alpha Prefix from OAA to OZZ (Updated 2023) March 11, 2023 by Kim Keck. This list of BCBS prefixes includes BC prefix UCR, UTS, UQK, UFD, UFD, UFW, U2N, UDW. BCBS of Massachusetts. If. Search. Texas. S9S. BCBS Prefix List 2021 - Alpha Numeric State Lookup BCBS Company; M2A-Unallocated/Not Assigned: M2B-Unallocated/Not Assigned: M2C: Illinois: Blue-Cross Blue-Shield of Illinois: M2D:. Next. Independence Blue Cross FOC. missing alpha prefixes and member identification numbers delay claims processing. **These are patients who have migrated from FPLIC/FPH to Highmark. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. For example, Delaware is able to use six-digit all-numeric serials because of its low population. We make sure to share latest data but in case you find some misinformation, please let us know so that we can help you to provide most accurate BCBS Alpha. W2B. BCBS Alpha prefix lookup contains all the Blue Cross Blue Shield alpha prefix along with their home plan and website. YAA. What is the change? Effective April 1, 2013, Premera will begin administering benefits for Amazon’s entire employee base, resulting in an estimated. Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania: MPH: New York: Empire Blue-Cross Blue-Shield of New York: MPI BCBS Prefix: California: Anthem Blue-Cross: MPJ: South Carolina: Blue-Cross Blue-Shield of South Carolina: MPK-Unallocated/Not Assigned: MPL: Illinois: Blue-Cross Blue-Shield of Illinois: MPM: New York (Northeastern) If you experience difficulties or need additional information, please contact 800-676-2583 (BLUE). How do I submit international claims?Application for Coverage of Dependent With Disabilities *. 2. Alpha prefix Subscriber IDs will be exhausted in early 2018. We make sure to share latest data but in case you find some misinformation, please let us know so that we can help you to provide most accurate BCBS Alpha Numeric Prefix data. All in-patient medical stays (requires secure login with Availity) 800-782-4437. CO 97 Denial Code. A2A to A9Z. BCBS alpha numeric prefix H2A to H9Z is updated as per received latest information from authorized sources or websites of BCBS insurance and other reputed online portals. TAA. Here I have shared the list of BCBS alpha prefix ranging from TAA to TZZ. Pennsylvania. BCBS member ID card will have a suitcase logo at the bottom of card which will also help you to identify patient plan like HMO, PPO, POS etc. LAB. Anthem BCBS of Connecticut. AAE. Select Providers . Here we have listed down all the Anthem Prefixes along with BCBS home plan name and website for BCBS member IDs ranging from X2A to X9Z. If you have a BCBS insurance plan and see an alpha prefix like KAA, KBB,. X2A. BCBS Prefix assignments for BC prefixes FAA - FZZ. In addition to routing claims and electronic inquiries, BCBS member ID prefixes indicate specific network and benefit plan information. The BCBS alpha prefix list is a series of three-letter codes used by Blue Cross Blue Shield (BCBS) to identify the different BCBS plans and their corresponding networks. New prefixes, assigned by the Blue Cross Blue Shield Association, will then contain alpha-numeric characters. Ohio: Community Insurance Company. State Lookup. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. State Lookup. BAB. October 1, 2022 by Rebecca Williams. Empire Blue-Cross Blue-Shield of New York. Maryland/District of Columbia/Northern Virginia. South Dakota/Iowa. [Legal disclosures and claims filing instructions. The alpha prefix can easily be identified as it is the first three characters. A representative will assist you with any claims-related questions, including Medicare issues. Massachusetts. BCBS member ID prefix help medical billers, health care providers and patients to identify BCBS healthcare plan. If you live in Kansas and are not eligible for coverage through an employer, Medicare or Medicaid, these medical and dental plans are for you. Here we have listed down all the BCBS Prefix along with BCBS home plan name and website for BCBS member IDs ranging from PAA to PZZ. Blue-Cross Blue-Shield of Texas. BCBS Alpha Prefixes. Virginia. If any discrepancy found please let us know via the contact us page, we are committed to providing correct and genuine information. Related Articles:Highmark's mission is to be the leading health and wellness company in the communities we serve. Medical Coding denials with solutions. When filing a BCBSIL claim, two of the most important elements are the member’s group and identification numbers. Examples of Blue Cross Blue Shield prefixes are AAU, MRT and XZA for members in California, Illinois and Minnesota, respectfully, according to The Health Exhibit. CAW. We would like to show you a description here but the site won’t allow us. BCBS Alpha Prefix List of “I”-series. Take advantage of the upper and left panel tools to modify Xxu blue cross prefix. Blue-Cross Blue-Shield of Massachusetts.