Skip to main content
U.S. flag

An official website of the United States government

Return to Search

Fiscal Intermediary Shared System (FISS) Reason Code File Updates to Correct CMS Standard for Common Working File (CWF) Reason Codes

The purpose of this Change Request (CR) is to correct the CMS Standard on the FISS reason code file when the value is incorrectly set to active.

Download the Guidance Document

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

Issue Date: April 20, 2023

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.