Department of Health & Human Services

A prior OIG audit found that Medicare paid providers that had billed for medically unnecessary laboratory tests. Our preliminary review of Medicare claims identified providers that billed for direct-measurement, low-density lipoprotein (LDL) cholesterol tests (direct LDL tests) and lipid panels (a...

When an overpayment is identified in Medicare Part A or Part B, providers have the right to contest the overpayment amount using the Medicare administrative appeals process. If a statistical estimate of an overpayment (an extrapolated overpayment) is overturned during the administrative appeals...

Medicare-allowed charges for noninvasive ventilators increased from $279.9 million in 2016 to $424.4 million in 2018, an increase of 52 percent. We are concerned about the relationship of these increased costs to prices per noninvasive ventilator, and specifically concerned about whether Medicare...

Under the Medicare Advantage (MA) program, the Centers for Medicare & Medicaid Services (CMS) makes monthly payments to MA organizations based in part on the characteristics of the enrollees being covered. Using a system of risk adjustment, CMS pays MA organizations the anticipated cost of providing...

Under the Medicare Advantage (MA) program, the Centers for Medicare & Medicaid Services (CMS) makes monthly payments to MA organizations according to a system of risk adjustment that depends on the health status of each enrollee. Accordingly, MA organizations are paid more for providing benefits to...

The Medicaid ProgramThe Medicaid program provides medical assistance to low-income individuals and individuals with disabilities. The Federal and State Governments jointly fund and administer the Medicaid program. At the Federal level, CMS administers the program. Each State administers its Medicaid...