This resource is from the U.S. Department of Health and Human Services (HHS), Office of Inspector General (OIG), and provides information on OIG’s initiatives from the last 30 years. OIG has continued to work in audit, investigative, and evaluative oversight of Medicare, Medicaid, and the group of public health agencies that comprise HHS. The Office is also confronting new issues in public health under the recent Medicare Prescription Drug, Improvement, and Modernization Act of 2003, the Deficit Reduction Act of 2005, emergency preparedness and response and health information technology initiatives.