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The interactive maps illustrate how many people are enrolled in Medicare and Medicaid in each congressional district, including the number of people receiving full Medicaid and partial Medicaid benefits.
So far in 2025, ACA Marketplace enrollment has more than tripled since 2020 in at least 6 states: Texas, Mississippi, Georgia, Louisiana, West Virginia, and Tennessee. All of these states were won by President Trump.
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%.
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%.
This brief takes a closer look at the five largest publicly traded companies operating Medicaid MCOs which account for half of Medicaid MCO enrollment nationally. Information and data reported in this brief come from quarterly company earnings reports, financial filings, and other company materials as well as from national administrative data.
As states begin to unwind the COVID emergency continuous enrollment provision and resume Medicaid disenrollments, early data from a handful of states – highlighted on KFF’s regularly-updated Medicaid Enrollment and Unwinding Tracker -- reveal wide variation in disenrollment rates.
A KFF survey of Medicaid enrollees largely fielded prior to states resuming their efforts to redetermine Medicaid enrollees’ eligibility reveals many enrollees are unprepared for the renewal process that could result in some losing their coverage either due to eligibility changes or paperwork issues.
This brief gauges Medicaid enrollees’ knowledge of the Medicaid renewal process and possible disenrollment, following the end of continuous enrollment on March 31, 2023.
A new KFF analysis finds that an estimated 1.7 million Medicaid enrollees could become ineligible for federal Medicaid under proposed work requirements and presents state-by-state projections, based on estimates of coverage loss from the Congressional Budget Office (CBO).
A new KFF analysis finds that between 8 and 24 million people across the U.S. could be disenrolled from Medicaid during the unwinding of the program’s continuous enrollment provision. The estimates draw on data collected through KFF’s recent survey of state Medicaid and CHIP officials, conducted with the Georgetown University Center for Children and Families.
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