Blue Cross & Blue Shield of Mississippi's electronic payer ID is 00230, per its 837 companion guide. The guide's claim filing indicators are BL (Blue Cross Blue Shield) and ZZ (State of Mississippi employees).
Checked 10/1/26.
Quick facts
| Blue company | Blue Cross & Blue Shield of Mississippi |
|---|---|
| Electronic payer ID | 00230 |
| EDI help | 601-664-4357 or 1-800-826-4068 (contact us) |
| Provider Administration | 601-664-4618 |
| Utilization Management | 601-664-4597 or 1-800-841-9659 |
| Online tools | myBlue Claims Direct; myBlue Provider portal (e-solutions) |
| Credentialing | CAQH ProView profile first; mental health certified providers call 601-664-4618 and do not apply online (network application) |
| State regulator | Mississippi Insurance Department |
State employee plans
The State and School Employees' Health Plan has its own lines: eligibility 1-800-709-0973, pre-certification 1-888-801-1910. FEP is 601-932-4252 or 1-800-932-7724.
Medicare and Medicaid
The companion guide lists Medicare, Medicaid and Railroad crossover values separately. They are not other Blue brands.
What to do Monday morning with Blue Cross & Blue Shield of Mississippi claims
- Confirm the plan from the member card. Blue Cross & Blue Shield of Mississippi is an independent licensee.
- Pick a claim route: myBlue Claims Direct, the BCBSMS Clearinghouse, or MD On-Line. Medical claims use the X12 5010 format.
- For electronic claims help, call Provider eSupport Services at 601-664-4357.
- New to the network? Submit the Provider Application and keep your CAQH ProView profile current. Do not bill members until you hold a Provider Number.
- Mississippi Department of Mental Health certified providers do not apply online. Call 601-664-4618.
Frequently asked questions
What is the BCBSMS payer ID?
00230, per the 837 companion guide.
How do I join the Blue Cross & Blue Shield of Mississippi network?
Start with your CAQH ProView profile, then use the network application page.
Do mental health providers apply online?
No. Mental health certified providers call Provider Administration at 601-664-4618.
Does BCBSMS require CAQH?
Yes. BCBSMS works with CAQH for primary source verification and requires a current CAQH ProView profile before you start the application.
What electronic claim options does BCBSMS offer?
Network providers can use myBlue Claims Direct, the BCBSMS Clearinghouse, or MD On-Line. Medical claims use the X12 5010 format.
How do Department of Mental Health certified providers join?
They do not use the online application. BCBSMS directs them to call 601-664-4618.
Questions to ask before you bill
Every Blue Cross and Blue Shield company is independent. Rules from one plan do not carry to another, and the member card shows which plan pays. For accurate timely filing, confirm the information when completing the patient insurance benefits verification. Keep proof of every submission, and use the plan's own portal for appeals. MCM South serves psychotherapists and psychiatrists. This guide is operational information, not legal advice.
Related billing guides
- Credentialing with insurance companies
- In-network vs out-of-network credentialing
- Credentialing and network status
- Denied and rejected claims follow-up and appeals
- Electronic claims submission
- Billing terms glossary
- Who MCM South serves
Sources, checked 10/15/26: BCBSMS provider network application, BCBSMS electronic solutions, Mississippi Insurance Department.
How MCM South helps with BCBS Mississippi
MCM South bills Blue plans for psychotherapists and psychiatrists in the states we serve. We verify benefits, submit claims electronically, follow up on denials and appeals, and handle credentialing. Get a free quote. If a BCBS Mississippi claim is denied or credentialing stalls, we follow up for you.
MCM South currently serves practices in GA, MA, CT, TX, FL, NY, CO, TN, NC and IL, and has worked in all 50 states. If your state is not on that list, ask us. This page is operational guidance for billing, not legal advice. For real financial or legal exposure, talk to your attorney or compliance officer.
Related: Blue Cross by State · How Blue Cross Blue Shield Works · Billing Terms Glossary · CPT and E/M Code Guide · Who We Serve.
This is the MCM South guide to BCBS Mississippi for therapists and psychiatrists: where claims go, how appeals work, and what to check first.
Want a billing team that handles this for you? MCM South bills for psychotherapists and psychiatrists. Get a free quote.