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Anthem Blue Cross and Blue Shield of Connecticut

Connecticut • 252 prefixes

Also known as: ABCBS, Anthem BCBS Connecticut

Billing reference

Provider phone: (800) 922-3242
Verified Aug 2026 · source
3 exceptions — check before you submit
Depends on the claim type
(800) 397-1630 — Carelon Behavioral Health provider services
(800) 345-2227 — Institutional providers
Depends on your network status
(800) 676-2583 — Non-participating providers / BlueCard eligibility
Electronic payer ID: 00060
Verified Aug 2026 · source
1 exception — check before you submit
Depends on the claim type
00700 — Dental claims for Anthem BCBS Connecticut
Claims mailing address: P.O. Box 533, North Haven, CT 06473-0533
Verified Aug 2026 · source
1 exception — check before you submit
Depends on the plan type
P.O. Box 105557, Atlanta, GA 30348-5557 — Federal Employee Program (FEP) claims
Timely filing limit: 90 daysCompare all plans
Verified Aug 2026 · source
2 exceptions — check before you submit
Depends on your network status
180 days — non-participating providers and facilities
365 days — participating providers and facilities (12 months from date of service)
Prior authorization phone: (800) 922-3242
Provider website: https://www.anthem.com/ct

Billing Anthem Blue Cross and Blue Shield of Connecticut from outside Connecticut?

Usually you do not send the claim to Anthem Blue Cross and Blue Shield of Connecticut. Under the BlueCard program, a provider treating a member from another Blue plan submits the claim to their own local Blue Cross Blue Shield plan, which then routes it to Anthem Blue Cross and Blue Shield of Connecticut for processing.

The payer ID and claims address above are for filing within Connecticut. Filing from elsewhere, use your local plan's details instead.
Prior authorizationis generally handled by the member's home plan — so Anthem Blue Cross and Blue Shield of Connecticut, wherever you are.
Your timely filing limit is set by your own contract with your local Blue plan, not by the figure above. 365 days is customary but contracts vary.
To check eligibility and benefits for an out-of-area Blue member, call 1-800-676-BLUE (1-800-676-2583).

Arrangements vary by contract, and self-funded (ASO) accounts can differ — confirm with your local Blue plan before filing. See the BlueCard Program Provider Manual for the full rules.

Anthem Blue Cross and Blue Shield of Connecticut

Billing reference

Billing Anthem Blue Cross and Blue Shield of Connecticut from outside Connecticut?

About Anthem Blue Cross and Blue Shield of Connecticut

All 252 prefixes for Anthem Blue Cross and Blue Shield of Connecticut