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Blue Cross and Blue Shield of Mississippi

Mississippi • 22 prefixes

Also known as: BCBS Mississippi, Blue Cross Blue Shield of Mississippi

Billing reference

Provider phone: (800) 257-5825
Verified Aug 2026 · source
3 exceptions — check before you submit
Other departments
(601) 932-1122 — Customer Support (local number, alternate to toll-free)
(601) 664-4618 — Provider Administration
Depends how you submit
(601) 664-4357 — EDI Services and Non-Network Provider myBlue Claims Direct
Electronic payer ID: 00230
Verified Aug 2026 · source
1 exception — check before you submit
Depends how you submit
CBMS1 — claims via DXC clearinghouse
Claims mailing address: P.O. Box 23071, Jackson, MS 39225-3071
Verified Aug 2026 · source
1 exception — check before you submit
Depends how you submit
P.O. Box 22999, Rochester, NY 14692 — Attn: Claims - alternative address in clearinghouse list
Timely filing limit: 365 daysCompare all plans
Prior authorization phone: (800) 257-5825
Provider website: https://www.mississippiblue.com

Billing Blue Cross and Blue Shield of Mississippi from outside Mississippi?

Usually you do not send the claim to Blue Cross and Blue Shield of Mississippi. 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 Blue Cross and Blue Shield of Mississippi for processing.

The payer ID and claims address above are for filing within Mississippi. Filing from elsewhere, use your local plan's details instead.
Prior authorizationis generally handled by the member's home plan — so Blue Cross and Blue Shield of Mississippi, 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.