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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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  • National ACA Marketplace Signups Dipped a Modest 3.7 Percent This Year

    News Release

    Overall ACA marketplace signups for 2018 dropped by 3.7 percent compared to last year’s enrollment period, a new analysis from the Kaiser Family Foundation finds. 11,760,533 people signed up for 2018 health insurance coverage on the ACA individual marketplaces, amid steep reductions in federal funding for outreach and navigators, an enrollment period half as long, and a climate of political uncertainty surrounding the law. The federal government also terminated cost-sharing subsidy payments to insurers in…

  • Approved Changes in Indiana’s Section 1115 Medicaid Waiver Extension

    Issue Brief

    On February 1, 2018, the Centers for Medicare and Medicaid Services (CMS) approved an amended extension of Indiana’s Healthy Indiana Program 2.0 (HIP 2.0) Section 1115 demonstration waiver. Indiana’s waiver initially implemented the ACA’s Medicaid expansion from February, 2015 through January, 2018 by modifying Indiana’s pre-ACA limited coverage expansion waiver (HIP 1.0). Unlike other states that implemented the ACA’s Medicaid expansion through a waiver, Indiana’s demonstration also changes the terms of coverage for non-expansion adults…

  • Understanding Short-Term Limited Duration Health Insurance

    Issue Brief

    In late 2017, President Trump issued an executive order directing the Secretary of Health and Human Services to take steps to expand the availability of short-term health insurance policies. This brief provides background information on short-term policies and how they differ from ACA-compliant health plans. It also analyzes the short-term plans available through two major online brokers to assess how often they include coverage for mental health, substance abuse, prescription drugs and maternity care.

  • Community Health Centers: Growing Importance in a Changing Health Care System

    Issue Brief

    Community health centers provide essential access to comprehensive primary care in underserved communities. This issue brief describes health centers and their patients in 2016 and examines changes in access to care and utilization of services by health center patients following implementation of the ACA coverage expansions in 2014.

  • Kaiser Health Tracking Poll – March 2018: Views on Prescription Drug Pricing and Medicare-for-all Proposals

    Feature

    More than a year into President Trump’s presidency, the March Kaiser Health Tracking Poll gauges the public’s top priorities for the president and Congress to do in the coming months. This month’s poll also measures perceptions on the cost of prescription drugs, attitudes towards policymakers’ actions to address drug prices, and views of pharmaceutical companies. In addition, with the 2018 midterm elections less than 8 months away, the KFF poll asks how important a national…

  • State and Federal Contraceptive Coverage Requirements: Implications for Women and Employers

    Issue Brief

    Before the ACA was passed, many states had enacted contraceptive equity laws that required plans to treat contraceptives in the same way they covered other services. In addition, since the ACA was passed, a number of states have enacted laws that basically codify in state legislation the ACA benefit rules. This issue brief provides an update on the status of the continuing litigation on the federal contraceptive requirement and explains the interplay between the federal…

  • Poll: Survey of the Non-Group Market Finds Most Say the Individual Mandate Was Not a Major Reason They Got Coverage in 2018, And Most Plan to Continue Buying Insurance Despite Recent Repeal of the Mandate Penalty 

    News Release

    Very Few Say They Would Want to Purchase a Short-Term Plan, A Regulation Being Drafted By The Trump Administration Nine in 10 enrollees in the non-group market say they intend to continue buying their own insurance even after being told that Congress has repealed the individual mandate penalty for not having coverage as of 2019, according to a new survey by the Kaiser Family Foundation. The survey finds the mandate, part of the Affordable Care…

  • Community Health Centers’ Experiences in a More Mature ACA Market

    Issue Brief

    Community health centers provide comprehensive primary care services in some of the most underserved communities in the nation. This brief summarizes findings from the Kaiser Family Foundation/Geiger Gibson Program in Community Health Policy 2018 Health Center Survey to provide a snapshot of health centers’ outreach and enrollment activities as well as changes in service capacity, and overall financial condition since implementation of the ACA.

  • Implications of the ACA Medicaid Expansion: A Look at the Data and Evidence

    Issue Brief

    More than four years after the implementation of the Medicaid expansion included in the Affordable Care Act, debate and controversy around the implications of the expansion continue. Despite a large body of research that shows that the Medicaid expansion results in gains in coverage, improvements in access and financial security, and economic benefits for states and providers, some argue that the Medicaid expansion has broadened the program beyond its original intent diverting spending from the…