By: Matt Fischer
Medicare claims are processed by organizations (i.e. Medicare Administrative Contractors (“MACs”)) that contract with the Centers for Medicare & Medicaid Services (“CMS”) to act as liaisons between the Medicare program and providers and suppliers. As CMS continues to evolve its enforcement strategies to reduce fraud and abuse in the system, post payment reviews utilizing statistical sampling still remain as one of its key methods. These reviews are conducted not just by MACs but also by Zone Program Integrity Contractors (“ZPICs”). When a review is completed, providers and suppliers often face large extrapolated overpayment amounts based on the analysis of a small sample of claims. Therefore, providers and suppliers need to understand the process and most importantly, how to effectively navigate the system.
ZPICs are a part of Medicare’s integrity program and took the place of Program Safeguard Contractors (“PSCs”) that operated with the same goal in the past. ZPIC reviews initiate in various ways such as from whistleblower complaints, through ZPIC investigations (e.g. using data mining), and from referral from the Office of Inspector General (“OIG”).read more