MedicaidAdministrativeMedium impact
Submitting Adjustment Requests for Claims and Adjustments Paid Prior to ForwardHealth interChange Implementation
Wisconsin Medicaid (ForwardHealth)·WI·Medical Policy
Effective date
Nov 1, 2008
We identified it
Jun 20, 2026
Summary
After ForwardHealth interChange implementation in November 2008, Wisconsin Medicaid providers must include all newly required information (National Provider Identifier, taxonomy code, ZIP+4, and most specific diagnosis codes) when submitting adjustment requests for claims paid before the system change. Providers must use the revised Adjustment/Reconsideration Request form F-13046 (10/08) and follow new claim completion instructions.
Action Required
Before November 2008: Billing team must update all adjustment requests for pre-implementation claims to include National Provider Identifier, taxonomy code, ZIP+4 code, and most specific diagnosis codes (4-5 digits instead of 3-4 digits). Switch to revised Adjustment/Reconsideration Request form F-13046 (10/08). Review program-specific claim completion instructions from June-August 2008 Updates. Claims with incomplete information or non-specific diagnosis codes may be denied.