Department of Health & Human Services

In a previous review, OIG determined that CMS had recovered the majority of Medicaid overpayments that we had identified in audit reports issued during Federal fiscal years (FYs) 2000 through 2009. However, millions of dollars remained uncollected at the time we issued our report. We performed the...

The HHS OIG's reviews of information system general controls at two Medicaid managed care organizations (MCOs) in Arizona identified numerous security vulnerabilities. The Arizona Health Care Cost Containment System administers Arizona's Medicaid program and is the State agency responsible for...

We observed significant vulnerabilities in the wage index system while conducting 41 reviews of hospitals' wage data, with reports issued from 2004 through 2017. CMS uses area wage indexes to adjust hospital payments annually to reflect local labor prices. CMS calculates each area's wage index based...

The memorandum was issued in response to two significant vulnerabilities identified by OIG during a site visit to the influx care facility in Tornillo, Texas (Tornillo), a grantee of the Unaccompanied Alien Children (UAC) Program operated by the Office of Refugee Resettlement (ORR). Specifically...

Our objectives were to identify CDC’s potential risks for preparing for and responding to hurricanes and other natural disasters and to determine whether CDC has designed and implemented controls and strategies to mitigate these potential risks.

National Government Services, Inc., did not claim $1.1 million of allowable Medicare postretirement benefit costs on its Final Administrative Cost Proposals for fiscal years 2010 through 2013.

National Government Services, Inc., claimed $763,067 of unallowable Medicare pension costs on its Final Administrative Cost Proposals for fiscal years 2010 through 2013.

National Government Services, Inc., understated its Plan A Medicare segment pension assets as of January 1, 2015, by $21,152.

When Congress established average sales price (ASP) as the basis for Medicare Part B drug reimbursement, it also provided a mechanism for monitoring market prices and limiting potentially excessive payment amounts. The Social Security Act (the Act) mandates that OIG compare ASPs with average...

We conducted this audit because OIG had identified ensuring the safety and effectiveness of medical devices and fostering a culture of cybersecurity as top management challenges for HHS. We also considered public and Congressional interest in medical device cybersecurity risks to patients and the...