Final
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: January 08, 2020
Medicare Beneficiary Identifiers (MBIs)
The Medicare Access and CHIP Reauthorization Act of 2015 required us to remove Social Security Numbers (SSNs) from all Medicare cards.
You MUST submit claims using MBIs (with a few exceptions), no matter what date you performed the service.HHS is committed to making its websites and documents accessible to the widest possible audience, including individuals with disabilities. We are in the process of retroactively making some documents accessible. If you need assistance accessing an accessible version of this document, please reach out to the guidance@hhs.gov.
DISCLAIMER: The contents of this database lack the force and effect of law, except as authorized by law (including Medicare Advantage Rate Announcements and Advance Notices) or as specifically incorporated into a contract. The Department may not cite, use, or rely on any guidance that is not posted on the guidance repository, except to establish historical facts.