Important Changes to CERT Contractors Contact Information

Published 04/28/2023

The current Comprehensive Error Rate Testing (CERT) contractors are:

  • CERT review contractor: Empower AI, Inc. (formerly known as NCI Information Systems, Inc.)
  • CERT statistical contractor:  The Lewin Group, Inc.

CERT medical records are to be sent to:

              CERT Documentation Center
              8701 Park Central Drive, Suite 400-A
              Richmond, VA 23227
              Fax: (804) 261–8100
              Phone:  888–779–7477

Should a provider or supplier have questions on the documentation request or prefer the request to be made in a format other than a postal mailing, the CERT Documentation Center Customer Service may be contacted via:

Phone: 888–779–7477

For medical records submissions or password assistance:

The CERT public website C3HUB ( is designed to provide Medicare providers, suppliers, and contractors with information about the CERT program including how to submit medical records, samples of additional documentation requests, a claims status search feature, a frequently asked questions document, and other helpful Centers for Medicare & Medicaid Services (CMS) links.

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