medicare is a program administered by the federal government through which agency
Medicare (United States) The Centers for Medicare and Medicaid Services (CMS), a component of the Department of Health and Human Services (HHS), administers Medicare, Medicaid, the Children's Health Insurance Program (CHIP), the Clinical Laboratory Improvement Amendments (CLIA) and parts of the Affordable Care Act (ACA).[14] Along with the Departments of Labor and Treasury, CMS also implements the insurance reform provisions of the Health Insurance Portability and Accountability Act of 1996 (HIPAA) and most aspects of the Patient Protection and Affordable Care Act (PPACA) of 2010 as amended. The Social Security Administration is responsible for determining Medicare eligibility, eligibility for and payment of Extra Help/Low Income Subsidy payments related to Part D Medicare, and collecting some premium payments for the Medicare program.