More than a decade after its enactment, tens of millions of people nationwide rely on coverage options created through the Affordable Care Act of 2010 (ACA). The law has survived multiple court challeges at the U.S. Supreme Court and repeated attempts by Republicans in Congress to repeal it. Subsequent legislation has scaled back some aspects of the law and expanded others, including by the COVID-19 relief bill, the American Response Plan Act of 2021. This page highlights relevant analysis about the ACA and proposed and enacted changes to it..

For information about ACA Marketplace Open Enrollment, including fact sheets and 300+ FAQs, visit our collection of resources on Understanding Health Insurance.

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2019 Premiums for ACA Silver Plans Will Be 16 Percent Higher Than They Would Have Been Absent the Repeal of the Individual Mandate, Expansion of Short-Term Plans and Loss of Federal Cost-Sharing Payments, Analysis Finds

Although 2019 premiums for plans in the Affordable Care Act marketplaces are flat or falling in many parts of the country, they would be substantially lower still if not for several Trump administration-backed changes to private insurance markets, finds a new KFF analysis. ACA silver-level plans sold in the marketplaces…

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More Insurers Are Participating in the ACA Marketplaces in 2019

Insurer participation in the Affordable Care Act’s health insurance marketplaces is rising in 2019, finds a new analysis from KFF (the Kaiser Family Foundation).The increase follows consecutive years of improving insurance company profits and shows up in several different ways: Going into 2019, 608 counties nationwide are gaining at least…

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JAMA Forum: What Does it Mean to Protect People with Preexisting Conditions?

In this June 2018 post for The JAMA Forum, Larry Levitt examines the potential impact of the Trump Administration’s legal challenge to the Affordable Care Act’s protections for people with pre-existing conditions.

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The Affordable Care Act’s Enduring Resilience

In this article in the Journal of Health Politics, Policy and Law, Larry Levitt examines the Affordable Care Act 10 years after it’s enactment. The article notes that the law has taken numerous blows, yet due to its policy design and the political forces it has unleashed, the law has shown remarkable resilience.

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Coronavirus Response and the Affordable Care Act

This post examines the Affordable Care Act’s impact 10 years after its enactment and how its provisions, especially those that expand coverage opportunities, could address the health threat and economic upheaval caused by the coronavirus pandemic.

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KFF Health Tracking Poll – January 2020: Medicare-for-all, Public Option, Health Care Legislation And Court Actions

This month’s KFF Health Tracking poll examines public opinion and knowledge of Medicare-for-all and a public option, President Trump’s approval on health care programs and issues, the public’s priorities for Congress, and public opinion on the Affordable Care Act and the Texas v. U.S. court case.

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Sexually Transmitted Infections (STIs): An Overview, Payment, and Coverage

More people have health insurance than ever before under the Affordable Care Act (ACA), which emphasizes preventive care, including no-cost HIV and STI counseling and screening for recommended populations. This fact sheet examines trends and disparities in STI prevalence, reviews the STI screening and preventive care coverage policies for private insurance and public programs, and discusses coverage gaps and confidentiality concerns in the provision of these services.

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POSTPONED – The ACA at 10: What We’ve Learned from the States and How the 2020 Elections Could Shape the Future

THIS EVENT HAS BEEN POSTPONED. This planned March 18 public forum organized by the Kaiser Family Foundation and the National Academy for State Health Policy public forum has been postponed. Additional information will be posted as it becomes available. The event would have featured two panel discussions examining the Affordable…

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The ACA is Doing Fine Without a Mandate Penalty

In an Axios column, Drew Altman explains that the elimination of the Affordable Care Act’s individual mandate penalty has had little impact on how the ACA’s insurance markets are working, showing that “the marketplaces continue to function, even when ‘severed’ from the mandate penalty,” and undercutting a central argument in the lawsuit seeking to strike down the entire law.

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Poll: On Health Care, Democrats and Democratic-Leaning Independents Trust Sen. Sanders the Most, but Significantly More People Support a Public Option than Medicare-for-All

3 in 4 Americans Do Not Expect Congress to Take Action to Lower Drug Costs Before the 2020 Election Ahead of tonight’s Democratic presidential debate, Sen. Bernie Sanders is the candidate most trusted on health care by Democrats and Democratic-leaning independents, though the Medicare-for-all plan he has championed is significantly…

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Filling the need for trusted information on national health issues, the Kaiser Family Foundation is a nonprofit organization based in San Francisco, California.