Anthem Blue Cross and Blue Shield in Indiana, Missouri and Nevada
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Anthem is the Blue Cross Blue Shield licensee in 14 states, and each state has its own legal entity, claims box and contacts. Other Anthem states have their own guides: Georgia, Connecticut, Colorado, New York, California, Ohio, Kentucky, Maine, New Hampshire, Virginia and Wisconsin.
Checked 10/1/26.
Jump to: Indiana · Missouri · Nevada
For every Anthem state: Provider Services is 800-676-BLUE (2583). Claims go through the Availity EDI Gateway. Anthem's own EDI pages do not list payer IDs; they send you to the Availity payer list (EDI page). Credentialing is CAQH ProView plus Anthem's online enrollment, with as the contact. Availity Client Services is 800-282-4548. Anthem's Quick Contact Guides are 2025 editions; open each state PDF before you copy an address.
Indiana
| Legal entity | Anthem Insurance Companies, Inc. |
|---|---|
| Paper claims (commercial professional) | Anthem, PO Box 105187, Atlanta, GA 30348-5187 |
| Appeals | Appeals Department, PO Box 105568, Atlanta, GA 30348-5568 |
| Quick Contact Guide | Indiana contact guide, 11/19/2019 |
| Timely filing | 90 days from the date of service for professional commercial claims received on or after 10/1/2019 per Anthem notice (Indiana notice). Your contract controls |
| State regulator | Indiana Department of Insurance |
Missouri (excludes 30 Kansas City-area counties)
| Legal entity | RightCHOICE Managed Care, Inc.; Healthy Alliance Life Insurance Company; HMO Missouri, Inc. |
|---|---|
| Paper claims (commercial professional) | Anthem, PO Box 105187, Atlanta, GA 30348-5187 |
| Appeals | Grievance and Appeals, PO Box 105568, Atlanta, GA 30348-5568 |
| Quick Contact Guide | Missouri guide |
| Provider Services (commercial) | 888-571-9054 |
| Timely filing | 90 days from the date of service for professional commercial claims received on or after 10/1/2019 per Anthem notice (Indiana notice). Your contract controls |
| State regulator | Missouri Department of Commerce and Insurance |
Kansas City-area members are on Blue KC.
Nevada
| Legal entity | Rocky Mountain Hospital and Medical Service, Inc. (HMO Nevada: HMO Colorado, Inc.) |
|---|---|
| Paper claims (commercial professional) | Anthem, PO Box 105187, Atlanta, GA 30348-5187 |
| Appeals | Anthem, 700 Broadway, Denver, CO 80273 |
| Quick Contact Guide | Nevada guide |
| Timely filing | Set by your provider agreement |
| State regulator | Nevada Division of Insurance |
Nevada's commercial appeals go to Denver, not Atlanta. Anthem Blue Cross and Blue Shield Healthcare Solutions is the Medicaid entity; do not use its payer ID or boxes for commercial claims.
Frequently asked questions
Do all Anthem states use one claims address?
No. Indiana, Missouri and Nevada paper claims go to Atlanta, but Nevada's commercial appeals go to Denver. Open the state's Quick Contact Guide before you mail anything.
Where do I find the Anthem payer ID for Indiana, Missouri or Nevada?
Anthem's EDI pages do not list payer IDs. They send you to the Availity payer list, so check it there.
Which Blue covers the Kansas City area of Missouri?
Blue KC, not Anthem. Anthem Missouri excludes 30 Kansas City-area counties.
How MCM South helps with Anthem Blue Cross Blue Shield Indiana, Missouri and Nevada
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 an Anthem Blue Cross Blue Shield Indiana, Missouri and Nevada 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 Anthem Blue Cross Blue Shield Indiana, Missouri and Nevada 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.