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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.
This data note summarizes recent KFF polling on Americans’ experiences with health care costs, which factor into decisions about insurance coverage and care seeking and consistently ranks as a top financial worry for adults and their families.
This Health Policy 101 chapter explores trends in health care costs in the U.S. and the factors that contribute to this spending. It also examines how health care spending varies across the population, the impact of costs on care affordability and individuals' overall financial vulnerability.
In this brief on Medicaid issues to watch for 2026, KFF explores how state fiscal pressures are likely to converge with the implementation of the 2025 reconciliation law to affect Medicaid coverage, financing, and access to care over the next year, especially leading up to the midterm elections.
This brief provides an overview of oral contraception, discusses private insurance and Medicaid coverage, and reviews strategies to promote and expand women’s access to oral contraceptives.
Some critics of Medicaid expansion have argued that expansion diverts resources away from other groups of Medicaid enrollees, including people with disabilities and children, and that expansion enrollees are “able-bodied” implying they have minimal health care needs. However, data show that expansion states spend more per enrollee overall and on each eligibility group than non-expansion states and that nearly half of expansion enrollees have a chronic condition. This data note analyzes 2021 Medicaid claims data…
Family premiums for employer-sponsored health insurance reached an average of $26,993 this year, KFF’s annual benchmark health benefits survey of large and smaller employers finds. On average, workers contribute $6,850 annually to the cost of family coverage, with employers paying the rest. Family premiums are up 6%, or $1,408, from last year, similar to the 7% increase recorded in each of the previous two years. This year’s increase compares to general inflation of 2.7% and wage…
Using Medicare Advantage encounter data, this analysis finds that 62% of Medicare Advantage enrollees have at least one chart review record and that diagnoses added from chart reviews increase payments from CMS to insurers for 17% of enrollees. The use of chart reviews varies across the largest Medicare Advantage insurers.
To understand the role of Medicare Part D stand-alone prescription drug plans in serving rural Medicare beneficiaries, this data note analyzes 2025 Part D enrollment in PDPs and Medicare Advantage drug plans by geographic area nationally and at the state level.
This brief discusses the current landscape of Medicaid GLP-1 coverage and examines recent trends in Medicaid prescriptions and gross spending on GLP-1s.
Just over 35 million people are enrolled in Medicare Advantage in February 2026, an increase of 1.1 million since a year ago. The increase was largely driven by increased enrollment in special needs plans.
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