Region 4 Information

On April 28, 2025, CMS awarded Cotiviti GOV Services LLC the Recovery Audit Contractor (RAC) contracts for Regions 3, 4, and 5. The legacy Region 4 portal will remain available until 7/31/2025. The website and portal for the new contracts is located at www.cotiviti.com/rac in a new window and Region 4 providers should visit that site and register for the portal. This portal will be for audit request letter dated June 2026 and later.

Contact Region 4
Phone 833-510-9689
Fax 203-529-2995
Email rac4info@cotiviti.com link opens the email application
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