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Affordable Care Act

Enhanced Premium tax credits

2025 KFF Marketplace Enrollees Survey

If their premium payments double, about one in three ACA enrollees say they would be “very likely” to look for a lower-premium Marketplace plan.

Updated Larry QT on ePTCs

There is No Drop-Dead Date for an ACA Tax Credit Extension, But Coverage Losses Will Mount as the Clock Ticks

A discharge petition in the House paves the way for a vote on a three-year extension of the tax credits, which would provide ACA enrollees premium relief whenever it comes. While there is still time to extend the enhanced tax credits, with each passing day, more and more ACA Marketplace enrollees are going to drop their health insurance when faced with eye-popping increases in their premium payments, writes KFF’s Larry Levitt.

ACA Marketplaces

Affordable Care Act Signups Are Down, But Still an Incomplete Picture

Data from CMS may not fully show how much the expiration of the enhanced premium tax credits has affected enrollment in the ACA Marketplaces. The extent of enrollment changes likely won’t be known until this summer, when effectuated enrollment data are typically released.
DATA

Marketplace Enrollment Snapshot for Open Enrollment 2026

ANALYSIS

Higher Premium Payments or Higher Deductibles: The ACA's Tradeoffs

DATA

Number of Insurers in the Individual Insurance Marketplaces

ANALYSIS

Competition Increased in Individual Market But Fell in Fully Insured Group Markets

Timely insights and analysis from KFF staff

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  • High-Risk Pools as Fallback for High-Cost Patients Require New Rules

    From Drew Altman

    In this Wall Street Journal Think Tank column, Drew Altman examines how Republicans would “split the risk pools” between the healthier and the sick in their Affordable Care Act replacement plans, using state high risk pools as a fallback for higher cost patients, and examines the steps that would be necessary to make them effective based on prior experience in the states.

  • Private Contracts Between Doctors and Medicare Patients: Key Questions and Implications of Proposed Policy Changes

    Issue Brief

    Changes in Medicare’s private contracting laws could have significant implications for beneficiaries, doctors, and the Medicare program. This brief summarizes the three options that physicians and practitioners currently have for charging Medicare patients, explains how private contracting works in Medicare under current law, and reviews current proposals on changes to private contracting in Medicare, as well as their implications for patients, physicians, and the Medicare program.

  • Web Briefing for Journalists: Repealing and Replacing Obamacare

    Event Date:
    Event

    On Wednesday, January 25, the Kaiser Family Foundation hosted a web briefing for journalists to answer questions and sort through possible scenarios for repealing and replacing the Affordable Care Act, also known as Obamacare, including implications for coverage, the insurance market, the Medicaid program, and women’s health.

  • Community Health Centers: Recent Growth and the Role of the ACA

    Issue Brief

    This brief draws on federal data and our 2016 survey of health centers to provide a 2015 profile of health centers, analyze recent changes in patient coverage and service capacity, and compare health centers in Medicaid expansion and non-expansion states. It also considers the implications of a repeal of the ACA for health centers and the low-income communities they serve.

  • Comparison of Medicare Provisions in Recent Bills and Proposals to Repeal and Replace the Affordable Care Act

    Issue Brief

    Repealing and replacing the Affordable Care Act is a top priority of the Trump Administration and the Republican leadership, which could have implications for the Medicare program. This brief provides a side-by-side comparison of the Medicare-related provisions in six bills and proposals that would repeal the ACA, excluding proposals that would not directly affect Medicare.

  • JAMA Forum: The Health Care Law that Continues to Escape Death

    Perspective

    In this November 2017 post for The JAMA Forum, Larry Levitt reviews the status of the Affordable Care Act following actions by the Trump administration widely perceived as designed to undermine the marketplaces. Despite assertions to the contrary, Levitt finds, "at least for now, the ACA seems very much alive."