Medicare Summary Notices
Guidance for beneficiaries on the Medicare Summary Notice (MSN).
Final
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: July 21, 2020
The Medicare Summary Notice (MSN) is used to notify beneficiaries of decisions on claims for Medicare benefits.
MSN Messages
Messages are printed on the MSN to explain both general and claims-specific information to beneficiaries.
Contractors responsible for printing MSNs are notified of new or revised MSN messages through Technical Direction Letters or Change Requests.
To view the current (printable) list of MSN messages, see below under "Downloads."
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.