Use of Modifier 59 to Bypass Medicare's National Correct Coding InitiativeEdits : 9781249114475 : 1249114470 : 19 Jul 2012 : The Office of the Inspector General (OIG) is an office that is part of the Cabinet departments and independent agencies of the United States federal government as well as some state and local governments. Each office includes an Inspector General and employees charged with identifying, auditing, and investigating, fraud, waste, abuse, and mismanagement within the parent agency. The Office of Evaluation and Inspections (OEI) conducts management and program evaluations that focus on issues of concern to HHS, the Congress and the public. OEI publishes reports, studies, research and books to better inform the people. Some of these documents include titles like: Dietary Supplement Labels: Key Elements, Electronic Media Claims and Contractors' For-Profit Subsidiaries, and Child Support and the Military. This document is an OEI publication.