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
Email: CertProvider@empower.ai

For medical records submissions or password assistance: CertMail@empower.ai.

The CERT public website C3HUB (cms.gov) 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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