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The ACA MarketplaceS

Tracking Insurer Changes in the ACA Marketplaces in 2027

As of June 22, six carriers have announced that they will exit the Marketplaces in plan year 2027, either in some or all states that they are currently offering plans; four carriers have announced they will enter new Marketplaces.

An image of text is an excerpt from Cynthia Cox's quick take which reads, "While the Trump administration attributes this drop in enrollment to their attempts to address fraud, this coverage loss happened at the same time millions of people faced steep increases in their premium payments — often in the double or even triple digits — with the expiration of enhanced tax credits."

ACA Marketplace Enrollment Is Down By 3 Million After Big Jump in Premium Payments

Enrollment dropped 13% following the expiration of enhanced premium tax credits at the beginning of this year. Enrollment fell from a high of 22.1 million people in 2025 to 19.2 million people in February 2026. While the Trump administration attributes this drop in enrollment to their attempts to address fraud, this coverage loss happened at the same time millions of people faced steep increases in their premium payments – often in the double or even triple digits – with the expiration of enhanced tax credits.

POLLING on the ACA

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.

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  • Pulling it Together: Seniors and Health Reform

    Perspective

    It is widely believed that seniors are antsy about the new health reform law. And there is heightened interest in how seniors feel about the law in the political world because they are more likely to vote in midterm elections.  About 48% of the electorate said they voted in the 2006 midterms while about 63% of seniors said the same.  Our June and July tracking polls shed light on seniors’ views on health reform and…

  • Innovations in Primary Care: What’s in the ACA?

    Event Date:
    Event

    The Patient Protection and Affordable Care Act aims to move the health care system away from an episodic, fee-for-service approach and towards a coordinated, preventive model of care delivery. Exactly how does the law encourage innovations in primary care? What roles will states and purchasers of care play in this transformation? This December 13 briefing, cosponsored the Alliance for Health Reform and The Commonwealth Fund, explored this and related questions. For more information, please visit…

  • Pulling It Together: Uninsured But Not Yet Informed

    Perspective

    If there is one thing there is general agreement on when it comes to the Affordable Care Act (ACA) it’s that it will help the uninsured.  The estimates are that 32 million people will gain coverage under the law through an expansion of Medicaid and tax credits, which will help low- and moderate-income people purchase coverage through the new insurance exchanges. Therefore, it was a real surprise in our latest tracking poll to learn that…

  • Kaiser Analysis: Estimated Health Insurance Rebates Under the Health Reform Law Total $1.3 Billion in 2012

    News Release

    NEWS RELEASEApril 26, 2012 Rebates Expected to Vary Significantly by State MENLO PARK, Calif. – Consumers and businesses are expected to receive an estimated $1.3 billion by this August in rebates from health insurers who spent more on administrative expenses and profits than allowed by the Affordable Care Act (ACA), finds a new analysis from the Kaiser Family Foundation of the latest estimates provided by insurers to state insurance commissioners. The rebates include $541 million…

  • Article and Policy Forum Examine Medicare, Health Reform and the Challenges Facing People With Disabilities

    Event Date:
    Event

    Wednesday, Sept. 8, the Foundation held a policy workshop examining Medicare, health reform and the challenges facing people with disabilities. Younger Medicare beneficiaries with disabilities are much more likely than seniors in the program to report problems accessing and paying for needed medical services, Kaiser Family Foundation researchers report in this Health Affairs article. Based on a national random-sample survey of people on Medicare, the study finds that half of nonelderly disabled beneficiaries report problems…

  • Health Insurance Market Reforms: Pre-Existing Condition Exclusions

    Fact Sheet

    Insurers pursue multiple strategies to reduce the cost of covering enrollees with pre-existing conditions, or medical conditions and health problems that existed before the individual enrolled in a health plan. One strategy, the pre-existing condition exclusion, allows insurers to refuse to cover any costs associated with care for a pre-existing condition permanently or over a period of time. Beginning January 1, 2014, insurers in the individual and group markets will be prohibited from imposing pre-existing…

  • Key State Policy Choices About Medical Frailty Determinations for Medicaid Expansion Adults

    Issue Brief

    This issue brief answers 3 key questions and provides new data about state medical frailty determinations, which are assuming greater importance as more states adopt restrictive Section 1115 waivers that exempt medically frail enrollees from policies such as work requirements and premiums. The findings are excerpted from our 50-state survey on Medicaid financial eligibility for seniors and people with disabilities.

  • Analysis: ‘Cadillac Tax’ on High-Cost Health Plans Could Affect 1 in 5 Employers in 2022

    News Release

    A new KFF analysis estimates that the Affordable Care Act’s tax on high-cost health plans would affect one in five (21%) employers offering health benefits when it takes effect in 2022 unless employers change their health plans. An even larger share (31%) could be affected when workers’ voluntary contributions to Flexible Spending Accounts are taken into account. The analysis comes as some in Congress are proposing to repeal the ACA’s tax on high-cost health plans,…

  • Some Can Get Marketplace Plans With No Premiums,Though With Higher Deductibles and Cost-Sharing

    News Release

    Many low-income consumers who are eligible for federal financial help under the Affordable Care Act can get a bronze-level plan and pay nothing out-of-pocket in premiums in more than 2,000 counties next year, depending on their annual income, according to a new analysis from KFF (the Kaiser Family Foundation). Such plans come with higher deductibles and out-of-pocket maximums, however. The analysis finds that the ACA’s premium tax credits would cover the full premium of the lowest-cost bronze…

  • New Rules for Section 1332 Waivers: Changes and Implications

    Issue Brief

    On October 22, 2018, the Trump administration released new guidance on Section 1332 waivers established by the Affordable Care Act (ACA). The new guidance may encourage states to use 1332 waiver authority to make broader changes to insurance coverage for their residents, including to promote the sale of, and apply subsidies to, ACA non-compliant policies. On November 29, 2018, the Centers for Medicare and Medicaid Services (CMS) released a discussion paper outlining a set of…