Affordable Care Act

The ACA MarketplaceS

What We Know about Trump’s $500 ACA Checks and the User Fees Funding Them

This analysis examines the $500 checks that the Trump administration is sending to some Affordable Care Act Marketplace enrollees and the user fees that are paying for them. The checks are going to about 1 million enrollees in the 30 states that rely on the federal HealthCare.gov Marketplace who are not receiving any tax credits this year.

Individual Market Enrollment Declined by 18% Since June 2025

Individual Market Enrollment Fell 18%, Suggesting Continued ACA Marketplace Losses

Enrollment in the individual health insurance market fell by 18%—over 4.6 million people—from 25.2 million in June 2025 to 20.5 million in June 2026. Falling individual market enrollment suggests further decline in ACA Marketplace enrollment this year, since Marketplace enrollees represent the vast majority of individual market coverage. The enrollment decline coincides with the expiration of the enhanced premium tax credits and other policy changes that are expected to reduce enrollment.

About the ACA

Promotional image for KFF video How Affordable is the Affordable Care Act

Did the Affordable Care Act Make Health Care More Affordable?

The expiration of the ACA’s enhanced premium tax credits at the start of 2026, combined with rising insurer premiums, put a spotlight on health care affordability that extends beyond Marketplace enrollees. KFF’s Cynthia Cox examines the ACA’s record and the broader underlying question it raises: what’s a fair price for Americans people to pay for health care?

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  • Medicaid Coverage of Pregnancy and Perinatal Benefits: Results from a State Survey

    Report

    This report details findings from a state survey on perinatal benefits in place as of July 1, 2015 for women enrolled in fee-for-service Medicaid through different eligibility pathways, including traditional pre-ACA Medicaid pathways, expansion, and pregnancy-related eligibility for the following services: basic prenatal care, counseling and support services, delivery and postpartum care, and breastfeeding supports.

  • State Variation in Medicaid Per Enrollee Spending for Seniors and People with Disabilities

    Issue Brief

    This issue brief explains the variation in Medicaid spending per enrollee for seniors, nonelderly adults with disabilities, and children with disabilities compared to other populations as well as the variation in per enrollee spending for these populations among states. It also provides a snapshot of state choices about optional eligibility pathways and services important to many seniors and people with disabilities.

  • For ACA Enrollees, How Much Premiums Rise Next Year is Mostly up to Congress

    Policy Watch

    Most customers with coverage through Affordable Care Act's marketplaces will face big premium increases next year if Congress doesn’t extend the temporary enhanced tax credits included in the American Rescue Plan Act (ARPA) of 2021. If the outcome isn’t clear by summer, fall open enrollment could be a mess.

  • Examining Prior Authorization in Health Insurance

    Policy Watch

    This post explains what's known about how insurers use prior authorization as a tool to control costs and encourage cost-effective care, the state and federal laws that govern it, and ongoing policy debates over efforts to impose standards to limit or regulate its use.

  • Private Insurers Expect to Pay $1 Billion in Rebates to Consumers This Year for Setting Premiums Too High Relative to Medical Costs

    News Release

    Private insurance companies are expecting to pay out $1 billion in rebates to consumers this fall under an Affordable Care Act provision that requires insurers to spend the bulk of customers’ premium payments on care, a new KFF analysis finds. Rebates are based on insurers’ experiences over the previous three years. This year’s total is roughly half the size of last year’s $2 billion, in part because 2021 was a less profitable year and because…

  • ¿Cómo aplico para recibir los subsidios para ayudarme a pagar las primas?

    FAQs

    Comience completando la solicitud de cobertura en línea en cuidadodesalud.gov. Esto podría ser más rápido, aunque también puede enviarla mediante una solicitud impresa por correo postal o llamando al centro de atención telefónica del mercado y solicitando por teléfono. Solicitar en línea es probablemente la opción más rápida. Para solicitar en línea, deberá crear una cuenta personal segura con un nombre de usuario y una contraseña. Haga clic aquí para obtener información sobre cómo configurar…

  • Soy un adulto joven, recién independizado de mis padres, y nunca antes había presentado mi propia declaración de impuestos federal. ¿Puedo solicitar subsidios para las primas este año? ¿Eso generará alg...

    FAQs

    Sí, puede solicitar créditos fiscales para las primas este año. Un desafío que puede enfrentar es verificar sus ingresos. El mercado de seguros verifica los ingresos estimados de un solicitante en tiempo real durante el proceso de solicitud, utilizando datos del IRS de declaraciones de impuestos federales recientes y, a veces, otras fuentes de datos. Sin embargo, dado que nunca antes ha presentado una declaración de impuestos, el mercado debe aceptar su autodeclaración sobre su…

  • The Implications of the Most Recent Challenge to the ACA’s Preventive Care Requirement Could Affect Millions

    News Release

    A new brief explains the implications of the most recent legal challenge contesting the Affordable Care Act’s (ACA) requirement that most private insurance plans cover specific preventive care items and services—such as contraceptive services and supplies, and cancer screenings—at no cost to patients. In Braidwood Management v. Becerra, two Christian-owned businesses and six individuals in Texas have challenged the legality of the preventive care mandates on constitutional grounds. The plaintiffs are also challenging the requirement…

  • Nine Changes to Watch in ACA Open Enrollment 2023

    Policy Watch

    The 2023 Affordable Care Act (ACA) Open Enrollment period will run from November 1, 2022 to January 15, 2023 in most states, longer in some state-based marketplaces. This policy watch examines nine changes that may affect what enrollees pay for coverage, the size of tax credits for those eligible, and other changes that could affect enrollees' experiences.