Skip to main content
U.S. flag

An official website of the United States government

Return to Search

Plan Communications User Guide for Medicare Advantage Prescription Drug Plans (version 14.3)

Guidance for the participation in the MAPD Program, the use of the Medicare Advantage Prescription Drug\n(MARx) User Interface (UI) System, and the exchange of data files and reports between the Plans\nand CMS.

Issued by: Centers for Medicare & Medicaid Services (CMS)

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.