Coverage

This analysis examines the potential impacts of a provision in the House reconciliation bill that proposes reducing the federal matching rate for the Affordable Care Act (ACA) Medicaid expansion population from 90% to 80% for states that either provide health coverage or financial assistance to purchase health coverage to individuals who are not “a qualified alien.”

Legislation passed by the Energy and Commerce Committee could increase the number of people without health insurance by 8.6 million, due largely to changes to Medicaid and the ACA. Combining the provisions with the effect of the expected expiration of the ACA’s enhanced premium tax credits, CBO expects 13.7 million more people will be uninsured in 2034.

What percentage of people are covered by Medicaid in your state? Our State Medicaid fact sheets provide a snapshot with key data for Medicaid in every state related to current coverage, access, and financing, as well as a politics section for each state.

This policy watch discusses key provisions in the draft 2025 budget reconciliation legislation that are aimed at limiting health coverage for immigrant families.

This analysis details the number of people who would become uninsured from policy changes in the ACA Marketplace and Medicaid. The Congressional Budget Office estimates that, taken together, these changes will result in at least 13.7 million more uninsured people in the year 2034 than would otherwise be the case.

This page displays an interactive map of the current status of state decisions on the Affordable Care Act’s Medicaid expansion. Additional Medicaid expansion resources are listed (with links) below the map.

The Biden administration finalized several major Medicaid regulations with the intent of improving access to Medicaid services. Collectively, the rules span hundreds of pages of text, are extremely complex, and were set to be implemented over several years, with measurable increases in federal Medicaid spending. Overturning the rules would reduce regulation of managed care companies, nursing facilities, and other providers; increase barriers to enrolling in and renewing Medicaid coverage, and roll back enrollee protections, payment transparency, and requirements for improved access.

In his latest column, KFF President and CEO Drew Altman discusses the history of the battles over the ACA’s provisions that were designed to expand coverage for the uninsured, which helps explain the effort to cut federal funding for the Medicaid expansion today. The real underlying issues, he says, are the same divisions that have always plagued the debate about covering the uninsured.

This issue brief presents KFF WHS data on access to mental health services among women and men ages 18 to 64, and it also takes a closer look at mental health coverage among women.

This analysis examines the potential impacts on states and Medicaid enrollees of implementing a per capita cap on the federal share of Medicaid spending for the ACA Medicaid expansion population only, which is another proposal that has been discussed by members of Congress.