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Affordable Care Act

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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  • New Analysis Finds Marketplace Plans with Lowest Premiums Are Often Not the Most Cost-Effective Option for People with HIV

    News Release

    Among 300 Enrollment Options Examined, an HIV Positive Enrollee Could Save $4,000 on Average by Assessing a Fuller Range of Costs A new Kaiser Family Foundation analysis finds that people living with HIV could benefit from looking beyond premium costs when shopping for a health plan in the marketplace – as plans with the lowest premiums are often not the most cost-effective option. People with HIV can find lower cost plans by conducting a more…

  • What New Data Tell Us About Doctor Choice

    From Drew Altman

    Drew Altman explores the rhetoric versus reality on whether choice of doctors is eroding and why the issue resonates with Americans, in this column for The Wall Street Journal's Think Tank.

  • Key Data on Health and Health Coverage in South Carolina

    Fact Sheet

    This fact sheet draws on data from “Health and Health Coverage in the South: A Data Update” to highlight findings for South Carolina. The findings show the current status of health and health coverage in the state and the potential coverage gains that may be achieved through the Affordable Care Act.

  • Behind the Challenges to Universal Health Coverage

    From Drew Altman

    In this column for The Wall Street Journal's Think Tank, Drew Altman discusses why political reality and the diverse makeup of the remaining uninsured population mean that the likeliest path to universal coverage is a multi-step approach.

  • Medicare-for-All vs. Single Payer: The Impact of Labels

    From Drew Altman

    In this column for The Wall Street Journal’s Think Tank, "Medicare-for-All vs. Single Payer: The Impact of Labels", Drew Altman uses new polling on a Medicare-for-all or single payer health system to explain how what you call a health reform plan can substantially affect the public's response.

  • Outreach and Enrollment Strategies for Reaching the Medicaid Eligible but Uninsured Population

    Issue Brief

    This brief identifies a range of successful strategies to reach and enroll Medicaid- and CHIP-eligible individuals as well as options to facilitate renewals. It draws on a collection of previous work examining state enrollment experiences after implementation of the ACA. In sum, it shows that states that have achieved enrollment success have embraced an array of strategies and approaches that include promoting the expansion through strong leadership and collaboration, implementing broad marketing and outreach campaigns,…

  • How has the ACA Medicaid Expansion Affected Providers Serving the Homeless Population: Analysis of Coverage, Revenues, and Costs

    Issue Brief

    To further understand how the first full year of Medicaid expansion has affected patients who are homeless and the providers who care for them, this analysis uses data from the Uniform Data System (UDS) for health centers to examine changes in insurance coverage, revenues and costs among Health Care for the Homeless (HCH) projects serving the homeless population.

  • Is There a Health Care Vote? More for Democrats and Women than Other Groups

    News Release

    About One Third of Americans Perceive Wide-Scale Effort to Limit Women’s Reproductive Health Choices and Services; Most Who Do Say the Effort is a ‘Bad Thing’ Health care is one of many issues that will be important for voters in the presidential election, particularly for Democrats and women, finds the March Kaiser Health Tracking Poll. More than a third (36%) of voters consider health care “extremely important” to their vote in this year’s presidential election,…

  • Visualizing Health Policy: Recent Trends in Prescription Drug Costs

    News Release

    This Visualizing Health Policy infographic spotlights national spending on prescription drugs and the public’s views on pharmaceutical prices. Prescription drug spending rose sharply in 2014, driven by growth in expenditures on specialty drugs, including medications to treat cancer and hepatitis C. Medicare’s spending on prescription pharmaceuticals also has risen, largely due to the addition of the Medicare prescription drug benefit in 2006: between 2004 and 2014, the program’s share of US drug expenditures increased from…