Address for submitting annual accounting documentation to CMS' Medicare Secondary Payer Recovery Contractor (MSPRC). Please send your completed annual Workers' Compensation Medicare Set-aside Arrangement (WCMSA) Account Expenditure accounting documentation to the CMS lead Medicare Contractor at the address below:
MSPRC - Non-Group Health Plan (NGHP)
P.O. Box 138832
Oklahoma City, OK 73113
