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.
This analysis examines the potential impacts on states and Medicaid enrollees of implementing a per capita cap on the federal share of Medicaid spending for the ACA Medicaid expansion population only, which is another proposal that has been discussed by members of Congress.
This issue brief examines Medicaid expansion enrollment and Medicaid spending in expansion and non-expansion states and describes the characteristics of adults covered by the Medicaid expansion.
This issue brief uses data from KFF’s 2025-2026 survey of Medicaid directors to describe states’ current provider taxes, explore how the 2025 reconciliation law changed the federal rules governing provider taxes, and summarize potential impacts of the changes across states.
This brief explains fraud, waste, abuse, and improper payments in Medicare and describes actions to ensure Medicare program integrity.
These figures provide a general overview of U.S. funding for global health.
President Biden released the FY 2024 President’s Budget Request on March 9, 2023. The request includes discretionary funding for U.S. global health programs at the State Department, the U.S. Agency for International Development (USAID), the Centers for Disease Control and Prevention (CDC), and the National Institutes of Health (NIH).
This data note estimates that the value of tax exemption for nonprofit hospitals was $28 billion in 2020. This amount exceeds estimated charity care costs among nonprofit hospitals in 2020 ($16 billion), though charity care represents only a portion of the community benefits reported by nonprofit hospitals.
This Health Policy 101 chapter explores Medicaid, the primary U.S. program providing comprehensive coverage of health care and long-term services and supports to about 80 million low-income people. Originating in 1965 and expanding with the Affordable Care Act, the chapter reviews Medicaid's evolution, including 2025 changes, and its joint federal and state financing and administration. It discusses how state-level flexibility in managing Medicaid leads to variation in coverage, spending, health care delivery, and access across different states.
This Health Policy 101 chapter explores Medicare, a federal health insurance program covering more than 68 million people, established in 1965 for people age 65 or older and later expanded to cover people under age 65 with long-term disabilities. In addition to detailing Medicare eligibility, coverage, and spending, the chapter examines the increased role of private plans in providing benefits and the financing challenges posed by increasing health care costs and an aging population.
A new KFF analysis finds donor government funding for family planning efforts in low- and middle-income countries totaled US$1.35 billion in 2022, a decline of 9% (US$129 million) compared to 2021 ($1.48 billion). This figure marks the lowest level of funding since 2016 ($1.31 billion).
© 2026 KFF