OIG Audit of ARRA Funding/FMAP Amounts By Debra A. McCurdy on 8 June 2009 Print:Email this postLike this postShare this post on LinkedIn A Department of Health and Human Services (HHS) Office of Inspector General (OIG) audit found that HHS correctly calculated temporary increases in Medicaid’s Federal Medical Assistance Percentages (FMAP) in accordance with Recovery Act requirements.