Missouri Part A Provider Reason Code Crosswalks
WPS Medicare has completed the requirement to create a new consolidated Fiscal Intermediary Standard System (FISS) Reason Code File for Jurisdiction 5 Part A claims processing. This new Reason Code file will be implemented effective May 1, 2008, which will immediately impact Part A providers previously served by TriSpan that will now be served by WPS.
Please see the links below to obtain important information regarding the Reason Code changes you will experience as a result of this new consolidated Reason Code File. The first link will provide you a list of Reason Codes in ascending order by reason code. The second link will provide you a list of reason codes grouped by status location. The third link will provide you a list of WPS Medical Review edits. The fourth link will provide you a list of WPS technical edits. The fifth link will provide any group code changes. Please check this page for more information on edit updates.
Reason Codes by Reason Code Order ![]()
Reason Codes by Status Location ![]()
Page Last Updated: Wednesday, 31-Dec-2008 10:48:57 CST


