The independent source for health policy research, polling, and news.
KFF’s policy research provides facts and analysis on a wide range of policy issues and public programs.
KFF designs, conducts and analyzes original public opinion and survey research on Americans’ attitudes, knowledge, and experiences with the health care system to help amplify the public’s voice in major national debates.
KFF Health News is a national newsroom that produces in-depth journalism about health issues and is one of the organization’s core operating programs.
In 2024, Affordable Care Act (ACA) Marketplace enrollment hit a new record high, reaching over 21 million people. This policy watch discusses the the factors contributing to the increased enrollment in the fastest growing marketplaces.
Some states are prioritizing Medicaid renewals for enrollees flagged as likely to be ineligible. Early data from Arizona, Idaho, and Pennsylvania show disenrollment rates for flagged enrollees are higher than for other enrollees. This analysis considers why different state approaches to renewals may explain some – but not all – variation in disenrollment rates across the U.S.
As open enrollment begins for Marketplace plans, this Policy Watch provides information about consumer experiences with Marketplace sign up from the 2023 KFF Consumer Survey. Data from the survey show that Marketplace sign up has been a challenge to many consumers---often more complicated than enrollment in other kinds of health insurance. The Policy Watch also spotlights efforts to address common enrollment problems such as option overload and transitioning to Marketplace coverage from other forms of…
This issue brief presents findings on policy decisions related to implementation of Medicaid work requirements. The findings draw on information from the annual survey of state Medicaid and CHIP program officials conducted by KFF and the Georgetown University Center for Children and Families for the 43 states (including DC) that will be required to implement work requirements and from focus groups with officials in eight states: Arizona, Indiana, Montana, Nebraska, Ohio, Pennsylvania, Virginia, and Washington.
A new KFF analysis finds that a congressional proposal to significantly cut federal spending on the Affordable Care Act’s Medicaid expansion could reduce total Medicaid spending by up to nearly one-fifth, or $1.9 trillion, over a 10-year period, and end Medicaid coverage for as many as 20 million people.The impacts would be felt in both blue and red states and could effectively reverse and end the Medicaid expansion in most or all states that have…
This issue brief describes the impact of H.R.1's 10-year delay in implementing provisions in two Medicaid eligibility rules that would have reduced red tape. The delayed rules are projected to decrease federal spending and future Medicaid and CHIP enrollment and increase coverage loss.
The health reform law creates a national plan for near-universal health coverage that relies on a large expansion of Medicaid eligibility as its foundation. This brief draws on recent interviews with Medicaid program directors and other experts about the opportunities that health reform presents to optimize Medicaid by strengthening its enrollment and renewal operations and recasting it as an affordable health coverage program for working people and families. Executive Summary (.pdf) Issue Brief (.pdf)
This KFF survey is a follow-up survey of adults who had ACA Marketplace insurance in 2025. The survey examines the cost concerns and coverage changes that these 2025 Marketplace enrollees are experiencing following the expiration of the enhanced premium tax credits. The survey finds that half of returning enrollees say their health care costs are “a lot higher” and most expect to cut back on basic household expenses to afford coverage.
The average Affordable Care Act (ACA) Marketplace deductible experienced the steepest increase in history—growing by 37% or over $1,000, from $2,759 in 2025 to $3,786 in 2026 as enhanced premium tax credits expired, according to a new KFF analysis. After the enhanced tax credits ended, many Marketplace shoppers shifted toward lower-premium, higher-deductible plans.
The 20th annual survey of state Medicaid and CHIP program officials conducted by the Kaiser Family Foundation (KFF) and the Georgetown University Center for Children and Families in January 2022 presents a snapshot of actions states are taking to prepare for the lifting of the continuous enrollment requirement, as well as key state Medicaid eligibility, enrollment and renewal procedures in place during the PHE.
© 2026 KFF