Enrollment

KFF’s new interactive maps illustrate how many people are enrolled in Medicaid, including eligibility groups and the percentage enrolled, for each congressional district.

Our updated explainer provides an overview of comprehensive managed care, the most common way states deliver Medicaid services to enrollees.

As Congress considers ways to cut Medicaid spending to help finance the extension of federal tax cuts, a new KFF analysis finds that imposing a cap on federal spending per Medicaid enrollee—known as a “per capita cap”—could trigger a decrease in federal Medicaid spending over a 10-year period of $532…

This analysis examines the potential impacts on states, Medicaid enrollees, and providers of implementing a per capita cap on federal Medicaid spending, which is one proposal that has been discussed in Congress. Such a plan could decrease federal Medicaid spending by $532 billion to almost $1 trillion over a 10-year period, depending on how states respond. An estimated 15 million people could lose Medicaid coverage by 2034.

The Republican-led Congress is considering plans to cut Medicaid to help pay for tax cuts, with the House budget resolution targeting $880 billion or more in potential reductions to federal Medicaid spending. To better understand the experiences of Medicaid enrollees and their perceptions of potential changes to the program, KFF conducted five virtual focus groups in January, including three groups with participants who had voted for President Trump in the 2024 election and two groups with participants who had voted for Vice President Harris.

A new KFF analysis finds that a congressional proposal to significantly cut federal spending on the Affordable Care Act’s Medicaid expansion could reduce total Medicaid spending by up to nearly one-fifth, or $1.9 trillion, over a 10-year period, and end Medicaid coverage for as many as 20 million people.The impacts…

This analysis examines the potential impacts on states and Medicaid enrollees of eliminating the 90% federal match rate for the Affordable Care Act (ACA) expansion. Eliminating the federal match rate for adults in the Medicaid expansion could reduce Medicaid spending by nearly one-fifth ($1.9 trillion) over a 10-year period and up to nearly a quarter of all Medicaid enrollees (20 million people) could lose coverage.

This brief examines enrollment and financial data through the end of September 2024 from quarterly company earnings reports and calls, financial filings, and other company materials as well as from national administrative data.

A new KFF analysis finds that there were 44 million people enrolled in health coverage through the Affordable Care Act’s Marketplaces and its expansion of the Medicaid program in 2024. That represents about 1 in every 6 people under age 65, or 16.4%.   There was significant variation in ACA…

In 2024, ACA enrollment (including Marketplace, Medicaid expansion, and BHP) reached 44 million, or 16.4% of the nonelderly U.S. population. From 2020-2024, enrollment in ACA coverage increased by over 60%.