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.
The Peterson-KFF Health System Tracker is an online hub monitoring how well the U.S. health system is operating through key quality and cost measures. Visit the Tracker →
The Peterson-KFF Health System Dashboard examines the U.S. health system's performance in four areas: access and affordability, health and well-being, health spending, and quality of care. Users can explore trends over time, as well as disparities and differences across demographic groups.
This chart collection compare health outcomes, quality of care, and access to services between the U.S. and peer countries. While inconsistent and imperfect metrics make it difficult to firmly assess system-wide health quality in the U.S., a review of the available data prior to the onset of the COVID-19 pandemic suggests that in most of these measures, the U.S. has lagged behind comparably large and wealthy countries.
More than half of U.S. health spending went toward hospital and physician services in 2018. Learn more about the breakdown of the nation's health spending in the Peterson-KFF Health System Tracker.
In general, people in the United States use the health system less than people in comparable countries, and services in the U.S. are consistently more expensive than in countries of similar size and wealth. This slideshow examines price and utilization of several healthcare services, including magnetic resonance imaging, caesarian sections, angioplasty surgery and coronary bypass surgery, through data from the International Federation of Health Plans and the Organisation for Economic Co-operation and Development.
This updated chart collection compares indicators of health care utilization and prices in the United States and 11 similarly wealthy countries to investigate whether higher prices or higher utilization of health care services drives the high health care expenditures in the U.S. relative to peer nations.
This slideshow charts the recent slowdown in health spending in the United States and other industrialized nations. Some possible causes include economic factors and structural changes to the U.S. health system, such as higher cost sharing in private health insurance and lower payments to providers by Medicare and other public programs.
This analysis explores trends in how the cost of healthcare affects access to care in the U.S. using National Health Interview Survey (NHIS) data. In 2024, about 1 in 6 adults (17%) reported delaying or not getting healthcare due to cost
This analysis examines how U.S. health spending compares to health spending in other high-income nations. While the U.S. still spends the most in total dollars, eight OECD nations had a higher percentage increase in per-person health spending in 2024.
This post looks at potential benchmarks for estimating the number of coronavirus tests needed in the United States and compares them to current national, and state level, testing levels.
Newly updated and expanded, the Peterson-KFF Health System Dashboard compiles data on the U.S. health system’s performance in four areas: access and affordability, health and well-being, health spending, and quality of care. Users can explore trends over time, as well as disparities and differences across demographic groups.
© 2026 KFF