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The ACA Marketplace

2025 KFF Marketplace Enrollees Survey

In 2025, about one in three ACA enrollees said they would be “very likely” to look for a lower-premium Marketplace plan If their premium payments doubled.

Cost Concerns and Coverage Changes: A Follow-Up Survey of ACA Marketplace Enrollees

Following the expiration of the enhanced premium tax credits for people with Affordable Care Act (ACA) Marketplace plans, a new KFF follow-up survey of the same Marketplace enrollees KFF surveyed in 2025 finds half (51%) of returning enrollees say their health care costs are “a lot higher” this year compared to last year, including four in 10 who specifically say their premiums are “a lot higher.”

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POLLING

Tracking the Public’s Views on the ACA

While overall opinion of the Affordable Care Act has been more favorable than unfavorable since 2017, there remain deep partisan divides. See how public opinion on the ACA has changed from the inception of the law to the present. This interactive tool highlights key moments when views shifted and trends based on party identification, income, age, gender, and race/ethnicity.
DATA

Marketplace Enrollment is Down in 2026—But All of the Data Isn’t in Yet

ANALYSIS

Higher Premium Payments or Higher Deductibles: The ACA's Tradeoffs

QUIZ

Test Your Knowledge of the Affordable Care Act

ANALYSIS

Competition Increased in Individual Market But Fell in Fully Insured Group Markets

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  • Comparison of Medicare Provisions in Recent Bills and Proposals to Repeal and Replace the Affordable Care Act

    Issue Brief

    Repealing and replacing the Affordable Care Act is a top priority of the Trump Administration and the Republican leadership, which could have implications for the Medicare program. This brief provides a side-by-side comparison of the Medicare-related provisions in six bills and proposals that would repeal the ACA, excluding proposals that would not directly affect Medicare.

  • Community Health Centers: Recent Growth and the Role of the ACA

    Issue Brief

    This brief draws on federal data and our 2016 survey of health centers to provide a 2015 profile of health centers, analyze recent changes in patient coverage and service capacity, and compare health centers in Medicaid expansion and non-expansion states. It also considers the implications of a repeal of the ACA for health centers and the low-income communities they serve.

  • Web Briefing for Journalists: Repealing and Replacing Obamacare

    Event Date:
    Event

    On Wednesday, January 25, the Kaiser Family Foundation hosted a web briefing for journalists to answer questions and sort through possible scenarios for repealing and replacing the Affordable Care Act, also known as Obamacare, including implications for coverage, the insurance market, the Medicaid program, and women’s health.

  • Private Contracts Between Doctors and Medicare Patients: Key Questions and Implications of Proposed Policy Changes

    Issue Brief

    Changes in Medicare’s private contracting laws could have significant implications for beneficiaries, doctors, and the Medicare program. This brief summarizes the three options that physicians and practitioners currently have for charging Medicare patients, explains how private contracting works in Medicare under current law, and reviews current proposals on changes to private contracting in Medicare, as well as their implications for patients, physicians, and the Medicare program.

  • High-Risk Pools as Fallback for High-Cost Patients Require New Rules

    From Drew Altman

    In this Wall Street Journal Think Tank column, Drew Altman examines how Republicans would “split the risk pools” between the healthier and the sick in their Affordable Care Act replacement plans, using state high risk pools as a fallback for higher cost patients, and examines the steps that would be necessary to make them effective based on prior experience in the states.

  • Data Note: Estimated Medicaid Savings in the House Budget Resolution from March 2016

    Issue Brief

    While the current Budget Resolution under consideration will set the framework for a repeal of the ACA, the Budget Resolution that passed in March 2016 provides insight into other Medicaid cuts that could be considered by Congress later this year. This Data Note examines proposed reductions in federal Medicaid funding under the March 2016 House Budget Resolution.

  • JAMA Forum: What Might an ACA Replacement Plan Look Like?

    Perspective

    Larry Levitt's January 2017 post explains the logistics of a "repeal and delay" approach to the Affordable Care Act, and outlines key elements of a proposed replacement plan from Rep. Tom Price, who is President Trump's nominee for Secretary of Health and Human Services. The post is now available at The JAMA Forum.