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 issue brief provides an overview of the Medicare Part D prescription drug benefit plan landscape for 2021, with a focus on stand-alone drug plans. It includes national and state-level data on plan availability, premiums, benefit design, cost sharing, information about premium-free plans for low-income beneficiaries, and information about the national Part D drug plans available in 2021.
The Inflation Reduction Act of 2022 includes several provisions to lower prescription drug costs for people with Medicare and reduce drug spending by the federal government, including a number of changes to the Medicare Part D drug benefit. This brief provides an overview of the Part D benefit design and Part D enrollee cost-sharing requirements in 2023 and changes coming in 2024 and 2025.
This analysis examines the potential costs for COVID-19 testing that some consumers may face once the COVID-19 public health emergency ends on May 11, 2023., depending on whether they have insurance and how their insurance covers testing.
After the public health emergency ends on May 11, private health plans will no longer be required to cover the full cost of COVID-19 tests ordered or administered by a clinician or to reimburse consumers for at-home rapid tests. To estimate what consumers might have to pay for tests, KFF’s new analysis draws on claims data showing what private insurers have paid for different types of COVID-19 tests, as well as hospitals’ published “self-pay” prices…
The Food and Drug Administration granted full approval to Leqembi, a new Alzheimer's drug, on July 6, 2023. This updated policy watch focuses on the implications of Medicare coverage of the drug for program spending as well as equity and affordability issues for beneficiaries, and the potential for the Inflation Reduction Act to address the spending impacts. It also covers additional details from the Centers for Medicare and Medicaid Services about patient registries.
Medicare Part D prescription drug coverage is available for people with Medicare who enroll in private plans, either a stand-alone prescription drug plan (PDP) for people in traditional Medicare, or a Medicare Advantage plan that covers all Medicare benefits, including prescription drugs (MA-PD). This issue brief provides an overview of Part D plan availability and premiums in 2024 and key trends over time.
This analysis finds that, among people with large employer health plans, those with an obesity diagnosis on average have higher total and out-of-pocket spending than those without an obesity diagnosis. It also examines the cost of common surgical and pharmacological treatments for obesity.
This issue brief reviews current federal and state policies on private insurance coverage of abortion services, and how the Bipartisan Health Care Stabilization Act of 2018 would affect abortion coverage for women enrolled in the individual market.
This data note examines the latest data and trends in the Medicare Part D coverage gap, where enrollees must pay a greater share of their prescription drug costs. The note includes data about how many Part D enrollees reached the coverage gap, their average out-of-pocket spending, the value of manufacturer discounts, and recent and proposed changes affecting out-of-pocket costs for Part D enrollees who reach the gap.
U.S. Supreme Court decisions shape health policy in important ways. The nomination of Judge Amy Coney Barrett, if confirmed, is expected to establish a solid 6:3 conservative majority that could affect case outcomes in several areas. This issue brief considers the potential implications of a reconfigured Court for health policy issues, including those already on the Court’s docket for the coming term and those that the Court may choose to consider in this term or…
© 2026 KFF