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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.
State Health Facts is a KFF project that provides free, up-to-date, and easy-to-use health data for all 50 states, the District of Columbia, and the United States. It offers data on specific types of health insurance coverage, including employer-sponsored, Medicaid, Medicare, as well as people who are uninsured by demographic characteristics, including age, race/ethnicity, work status, gender, and income. There are also data on health insurance status for a state's population overall and broken down by age, gender, and income.
ACA Marketplace insurers are proposing a median premium increase of 7% for 2025, similar to the 6% premium increase filed for 2024, according to a new KFF analysis of the preliminary rate filings. Insurers’ proposed rate changes – most of which fall between 2% and 10% – may change during the review process.
This issue brief merged beneficiary-level Medicare and Medicaid data from 2021 to document sources of coverage for dual-eligible individuals nationwide and by state.
If the amount they pay in premiums doubled, about one in three enrollees in Affordable Care Act Marketplace health plans say they would be “very likely” to look for a lower-premium Marketplace plan (with higher deductibles and co-pays) and one in four would “very likely” go without insurance next year, finds a new survey of…
This survey explores how ACA Marketplace enrollees expect to respond if their premium payments doubled as expected in 2026 when enhanced premium tax credits are set to expire. About a third would very likely look for a lower-cost plan, even if it had higher deductibles, and about a quarter would very likely end up uninsured. The survey also examines how increased health care costs may affect their finances and the potential impact in next year's elections.
This analysis apportions the increase in the number of uninsured across the 50 states and DC. CBO estimates that the reconciliation law will increase the number of uninsured by 10M in 2034 and rise to over 14M if enhanced premium tax credits for ACA Marketplace enrollees expire later this year.
This analysis examines who was eligible for Medicare and/or Medicaid between 2002 and 2022 because they received disability benefits from one of the country's Social Security disability programs, Social Security Disability Insurance (SSDI) or Supplemental Security Income (SSI). Many who receive SSDI and SSI qualify for both Medicare and Medicaid, known as dual-eligible individuals.
This Health Policy 101 chapter examines the share of the United States population who are uninsured, highlighting their demographics and the challenges they face because of the lack of coverage. Economic conditions, federal and state policy decisions, and major health crises like the COVID-19 pandemic influence the uninsured rate. While implementation of the Affordable Care Act, namely the expansion of Medicaid and availability of subsidized Marketplace coverage, led to a drop in the share of people who are uninsured, disparities in coverage persist and policy changes in the 2025 budget reconciliation bill are expected to increase the size of the population.
This brief provides 5 key facts about the role Medicaid plays in delivering care to and financing care for people with HIV.
This annual survey of employers provides a detailed look at trends in employer-sponsored health coverage, including premiums, worker contributions, cost-sharing provisions, offer rates, and more. This year’s report also looks at how employers are addressing a growing need for mental health services.
This fact sheet explains the types of permanent contraception or sterilization procedures available, reviews private insurance and Medicaid coverage policy, and discusses issues that affect availability in the U.S.
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