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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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  • Pulling it Together: A Note on Presidential Leadership Strategy

    Perspective

    In inside circles of the health reform debate there has been criticism of the President for not weighing in earlier and publicly on the details of health reform legislation. Does he want the Senate's approach to employer obligations, or the approach taken in the House? What form of public option does he want: a robust one, a trigger, an opt-in, an opt-out, or none at all? What level of premiums and cost sharing is he…

  • Explaining Health Care Reform: Questions About Medicaid’s Role

    Issue Brief

    Medicaid plays a major role in covering more of the uninsured under the new health reform law. The new law includes a significant expansion of Medicaid, an individual requirement to obtain health insurance, and subsidies to help low-income individuals buy coverage through newly established Health Benefit Exchanges. This brief explains the how Medicaid works today and answers some key questions about Medicaid’s role in health reform. Issue Brief (.pdf)

  • Essential Health Benefits: Balancing Affordability and Adequacy

    Event Date:
    Event

    Under the Patient Protection and Affordable Care Act (PPACA), insurance plans offered through state insurance exchanges as well as non-grandfathered plans offered in the individual and small group markets - will be required to cover a set of health benefits and services called the "essential health benefits" package. Guidance issued last month by the Department of Health and Human Services will give each state some discretion to specify benefits package raises many questions. What is…

  • Coverage of Colonoscopies Under the Affordable Care Act’s Prevention Benefit

    Report

    The Affordable Care Act (ACA) requires private health insurers to cover recommended preventive services such as colonoscopies without any patient cost-sharing. This report finds that confusion over whether colon cancer screenings are preventive care or treatment means patients sometimes receive unexpected bills for the procedure. The report examines cost-sharing practices for colorectal screenings through interviews with experts and officials in the medical and insurance industries. This report was co-authored by The Kaiser Family Foundation, American…

  • Prescription Drug Trends Fact Sheet – May 2010 Update

    Fact Sheet

    This updated fact sheet provides trend information about prescription drug expenditures and coverage, key factors that contribute to rising prescription spending, and efforts to contain rising drug costs. May 2010 Fact Sheet (.pdf)

  • Utilization of Health Care Services by Medicaid Expansion Status

    Issue Brief

    Some critics of Medicaid expansion have argued that expansion diverts resources away from other groups of Medicaid enrollees, including people with disabilities and children, and that expansion enrollees are “able-bodied” implying they have minimal health care needs. However, data show that expansion states spend more per enrollee overall and on each eligibility group than non-expansion states and that nearly half of expansion enrollees have a chronic condition. This data note analyzes 2021 Medicaid claims data…

  • Recibí un Formulario 1095-A del mercado. ¿Qué es?

    FAQs

    El formulario 1095-A le brinda información sobre el monto del crédito fiscal avanzado para primas (APTC) que se pagó durante el año a su plan de salud para reducir su prima mensual. Esta información también fue reportada al IRS. El APTC pagado en su nombre durante el año se basó en el ingreso anual que estimó que ganaría cuando se inscribió en la cobertura del mercado de seguros de salud. Ahora debe presentar una declaración…