BlueCard home-plan routing

A7I

BCBS prefix

A7I routes to CareFirst BlueCross BlueShield in MD.

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  • Includes payer portal check
Bundled codes for maternity are deleted January 1, 2027Get ready for the change >>

Routing destination

CareFirst BlueCross BlueShield

The first three characters on the member’s current ID card identify this BlueCard home plan. Use the terminal trading partner below for the published electronic routes.

Enhanced claim statusEDI 276/277, Availity ECS, or portal automation
Available
EligibilityEDI 270/271
Available
Appeals agentAI appeals workflow
Not published

Phone and fax contacts

Numbers vary by plan, service, and department. Check the member’s ID card before calling or sending a fax.

Phone lines1
  • (202) 484-1650CareFirst Blue Cross Blue Shield Federal Employee ProgramFederal Employee Program line for CareFirst Blue Cross Blue Shield that routes providers, pharmacy questions, open season questions and other requests.Answered by: Automated phone menu
Phone numbers33
CareFirst BlueCross BlueShield District of Columbia (NCA) phone numbers
Channel and numberPayer NotesDepartmentSpecialties
phone(800) 322-6384Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • DENTI-CAL
Dental Care
phone(800) 335-8289Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • DELTA DENTAL OF VA
Dental Care
phone(800) 441-9188Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • Customer Service
Hospital, Hospital - Inpatient
phone(800) 451-0287Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • CUSTOMER SERVICE
Hospital, Hospital - Inpatient
phone(800) 524-0149Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • DELTA DENTAL OF OHIO
Dental Care
phone(800) 676-2583Eligibility / benefits, Other stated contextBenefit context: Active Coverage; Benefit context: Contact Following Entity for Eligibility or Benefit Information
  • CAPITAL BLUE CROSS
  • Customer Service
Health Benefit Plan Coverage, Hospital, Hospital - Inpatient
phone(800) 877-7195Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • VSP
Vision (Optometry)
phone(800) 972-8088Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • CUSTOMER SERVICE
Hospital, Hospital - Inpatient
phone(800) 977-2273Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • MAGELLAN
Pharmacy
phone(833) 812-1800Eligibility / benefits, Utilization managementBenefit context: Contact Following Entity for Eligibility or Benefit Information; Benefit context: Co-Payment
  • CARELONRX
  • UTILIZATION MANAGEMENT
Chiropractic, Pharmacy
phone(844) 684-2255Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • EYEMED
Vision (Optometry)
phone(855) 592-2895Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • BLUE VIEW VISION
Vision (Optometry)
phone(855) 811-2218Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • OPTUMRX
Pharmacy
phone(877) 799-5783Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • ESI
Pharmacy
phone(888) 334-0870Eligibility / benefitsBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • MEDI-CAL BHA
Mental Health
phone(800) 274-7767Utilization managementBenefit context: Co-Insurance
  • UTILIZATION MANAGEMENT
Hospital
phone(800) 832-7850Utilization managementBenefit context: Co-Insurance
  • UTILIZATION MANAGEMENT
Hospital
phone(844) 889-2273Utilization managementBenefit context: Co-Insurance
  • UTILIZATION MANAGEMENT
Professional (Physician) Visit - Office
phone(855) 343-4851Utilization managementBenefit context: Co-Insurance
  • UTILIZATION MANAGEMENT
Hospital
phone(866) 470-6244Utilization managementBenefit context: Co-Insurance
  • UTILIZATION MANAGEMENT
Hospital
phone(866) 773-2884Other stated context, Utilization managementBenefit context: Co-Insurance; Benefit context: Contact Following Entity for Eligibility or Benefit Information
  • Pre Service Review
  • UTILIZATION MANAGEMENT
Hospital - Inpatient
phone(877) 867-7610Utilization managementBenefit context: Co-Insurance
  • UTILIZATION MANAGEMENT
Hospital
phone(866) 688-2242PharmacyBenefit context: Active Coverage
  • PRIME THERAPEUTICS
Pharmacy
phone(866) 322-1657Behavioral healthBenefit context: Active Coverage
  • BEHAVIORAL HEALTH MANAGER
Mental Health
phone(800) 344-5245Other stated contextBenefit context: Active Coverage
  • HIGHMARK WV MEDICAL MANAGEMENT & POLICY
Hospital
phone(800) 452-8507Other stated contextBenefit context: Active - Pending Investigation; Benefit context: Active Coverage
  • HIGHMARK MEDICAL MANAGEMENT & POLICY
Hospital
phone(800) 572-2872Other stated contextBenefit context: Active Coverage
  • BCBSDE MANAGED CARE
Hospital
phone(800) 827-4814Other stated contextBenefit context: Limitations
  • SKAI BLUE CROSS AND BLUE SHIELD
Hospital - Inpatient
phone(800) 841-9659Other stated contextBenefit context: Co-Insurance
  • BCBS OF MISSISSIPPI
Hospital
phone(800) 920-2485Other stated contextBenefit context: Active Coverage
  • EXCELLUS BLUE CROSS BLUE SHIELD
Health Benefit Plan Coverage
phone(833) 592-9956Other stated contextBenefit context: Co-Insurance
  • ANTHEM BLUE CROSS AND BLUE SHIELD
Hospital
phone(844) 241-7087Other stated contextBenefit context: Co-Insurance
  • ANTHEM BLUE CROSS AND BLUE SHIELD
Chiropractic
phone(855) 798-2627Other stated contextBenefit context: Other or Additional Payor
  • MEDICARE PART A ONLY

Numbers stated in payer eligibility responses; scope may depend on benefits, products, or departments.

Fax numbers2
CareFirst BlueCross BlueShield District of Columbia (NCA) fax numbers
Channel and numberPayer NotesDepartmentSpecialties
fax(410) 781-7661Utilization managementBenefit context: Contact Following Entity for Eligibility or Benefit Information
  • UTILIZATION MANAGEMENT
fax(800) 348-3804Other stated contextBenefit context: Co-Insurance
  • BCBS OF MISSISSIPPI
Hospital

Numbers stated in payer eligibility responses; scope may depend on benefits, products, or departments.

Member ID guidance

Read the prefix from the current card.

Do not infer a prefix from another member or an older card. Federal Employee Program IDs beginning with a single “R” follow a separate route.

Masked formats use L for a letter, N for a number, and ? for an unknown character. No member IDs are published.

Evidence

Source and verification

Prefix, home plan, and state
Substrate BlueCard mapping snapshot. Data last changed ; checked . Check the current prefix with BCBS ↗
Terminal payer and payer ID
Linked to the directory’s terminal payer record, checked . Open the payer routing sources →
Availability signals
Substrate’s reviewed route configuration and claim-status network, checked .

Use the member’s current ID card and confirm the current payer or clearinghouse route before submission. Prefix associations and transaction support can change.

Disclaimer

The information provided on this page is for general informational purposes only and does not constitute billing, coding, or reimbursement advice. Nothing on this page should be relied upon as a substitute for clinician assessment, professional billing guidance, or as a definitive statement of any payor's billing requirements or policies.

Payor agreements, fee schedules, and billing policies vary and are subject to change. Before submitting any claims related to maternity care services, including claims affected by the 2027 CPT code revisions, please consult the applicable payor agreements, coverage policies, and billing guidelines to confirm current requirements for their specific payor contracts.

Substrate makes no representation or warranty regarding the accuracy, completeness, or timeliness of the payor-specific information presented here. Providers are solely responsible for ensuring that all claims are submitted in accordance with applicable payor requirements, and Substrate assumes no liability for claim denials, underpayments, or other adverse outcomes arising from reliance on this information.