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 this JAMA Health Forum column, KFF's Larry Levitt examines the criticism that health insurance companies are facing from political leaders, and explores the industry's role in both causing and addressing some of the health systems' biggest problems, including rising costs and prior authorization review.
Some insurers in the ACA’s small group market are citing tariffs, particularly those affecting prescriptions drugs, as a reason for higher-than-expected premium increases.
This analysis of preliminary rate filings from 318 insurers across all 50 states and DC finds that small businesses with Affordable Care Act (ACA)-compliant plans could face a median premium increase of 11% for 2026.
A new comprehensive Kaiser Family Foundation report analyzes key trends that have shaped the Medicare Part D marketplace since the program launched nine years ago, providing a detailed assessment of changes in plan availability, enrollment, premiums and cost sharing in both private stand-alone drug plans, and Medicare Advantage drug plans.
This analysis looks at how the premiums for the lowest-cost silver plans in Affordable Care Act (ACA) Marketplaces changed between 2015 and 2016. The analysis examines premiums of the 2015 lowest-cost silver plans (in states that used Healthcare.gov in both 2015 and 2016) for a single 40 year-old adult to see how much these premiums increase in 2016 and whether enrollees could obtain lower premiums by switching plans.
Enrollment in Medicare Advantage continues to climb steadily as spending reductions enacted in the Affordable Care Act reduce historical overpayments to the private plans, according to a new analysis by the Kaiser Family Foundation. But limits on out-of-pocket spending for Medicare-covered services are rising, providing less protection for enrollees with relatively high health care expenses. Medicare Advantage enrollment grew in virtually all states and reached 16.8 million beneficiaries as of March 2015, an increase of…
With the Jan. 1, 2014 effective date for implementing major changes in the private insurance market under the Affordable Care Act (ACA) approaching, this brief looks at three proposed federal regulations released in late November 2012 that detail how the ACA’s rules will operate in the following areas: private insurance market reforms, essential health benefits and actuarial value, and wellness programs offered or required by employers under group health plans. These regulations deal with aspects…
This tracker monitors preliminary 2019 premiums in the Affordable Care Act’s marketplaces as insurers file rate information with state regulators. It shows preliminary premium information in a major city in each available state for the lowest-cost bronze plan and “benchmark” silver plan, which is used to determine the size of the premium tax credits available to low- and moderate-income enrollees. The tracker also shows how those premiums are changing from 2018 and what a 40-year-old…
As a group, older Americans are likely to see some of the biggest changes in their health insurance under the House-passed American Health Care Act (AHCA). The Congressional Budget Office projects that the number of 50- to 64-year-olds who are uninsured would rise to 10 million in 2026, about 5.1 million more than the number who would be uninsured under current law. Many of those who do have coverage would see steep increases in premiums…
For the first time, 1 in every 3 people with Medicare is enrolled in Medicare Advantage, the private Medicare plans that have played an increasingly large role in the Medicare program over the past decade, according to a new analysis from the Kaiser Family Foundation. Medicare Advantage enrollment has more than tripled since 2004, reaching 19 million, or 33 percent of enrollees, in 2017, the analysis shows. That milestone is up from 17.6 million beneficiaries…
© 2026 KFF