Denial Resolution Tool

Published 06/13/2025

Disclaimer: This is not a complete listing of reason/remark codes. Reason/Remark Codes may be added and are subject to change. 

This Denial Resolution Tool is designed to aid Medicare providers in reviewing reason/remark codes and how to resolve them; or for determining if other action is needed. You may search this page by reason/remark code or keyword. All records matching your search criteria will be returned for your review.

Questions pertaining to individual claims must be directed to the Provider Contact Center. You may fax a Written Inquiry Request Form (PDF) to have your inquiry answered. Please do not include any Protected Health Information.


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