Review of Selected Payments for Inpatient Services Processed by Noridian Administrative Services, LLC, for Calendar Years 2006 Through 2008

Our audit found that Noridian Administrative Services, LLC (Noridian), a Medicare contractor, made overpayments totaling $715,000 to hospitals for inpatient services for calendar years 2006 through 2008.

Noridian made these incorrect payments because neither the Fiscal Intermediary Standard System nor the Common Working File had sufficient edits in place during our audit period to prevent or detect the incorrect payments.