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.
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.
In a new analysis, KFF finds that 3.6 million people with Medicare could be eligible for coverage of Wegovy (semaglutide) now that the Food and Drug Administration has approved the use of the anti-obesity drug to reduce the risk of heart attacks and stroke in certain patients. This change potentially allows access to Wegovy for just over 1 in 4 of the 13.7 million people on Medicare diagnosed with obesity or overweight, based on data…
Medicare Part D is a voluntary outpatient prescription drug benefit for people with Medicare provided through private plans, including stand-alone prescription drug plans and Medicare Advantage plans that offer drug coverage. This analysis provides an overview of Medicare Part D plan availability, premiums, and cost sharing in 2025 and key trends over time.
This report projects the impact of the new Medicare drug benefit on out-of-pocket spending for people who enroll in 2006. This analysis from November 2004 estimates that 6.9 million beneficiaries are projected to be affected by the coverage gap (the so-called "doughnut hole") in the standard Part D drug benefit. This estimate is based on projected enrollment in Part D plans of 29 million (Congressional Budget Office, July 2004), prior to implementation of the drug…
To capture Medicare beneficiaries’ views and experiences in choosing between traditional Medicare and private plans, and among private plans, and the factors that influence these decisions, KFF worked with PerryUndem to conduct focus groups with Medicare beneficiaries in the Fall of 2022, during the annual Medicare open enrollment period. This report summarizes first-hand accounts of participants’ reactions open enrollment advertising and factors that influence their decision-making around Medicare plan choice.
This analysis builds on our prior work – Medicare and Dental Coverage: A Closer Look – by analyzing hearing and vision use, out-of-pocket spending and cost-related barriers to care among Medicare beneficiaries as well as hearing and vision benefits in Medicare Advantage plans. It also incorporates top-level findings from the analysis of dental services to provide a comprehensive profile of dental, hearing, and vision benefits in Medicare.
This analysis provides the latest data about Medicare Part D enrollment, premiums, and cost sharing in 2022 and trends over time, including information about stand-alone prescription drug plans (PDPs) and Medicare Advantage prescription drug plans.
This slideshow explains key elements of the Medicare program, which now provides health coverage to 55 million people — including 46 million people age 65 and older and another 9 million younger adults with permanent disabilities.
For 2024, the average Medicare beneficiary has access to 43 Medicare Advantage plans and can choose from plans offered by 8 firms. Among the majority of Medicare Advantage plans that cover prescription drugs, 66 percent will charge no premium in addition to the monthly Medicare Part B premium. As in previous years, the vast majority of Medicare Advantage plans will offer supplemental benefits, including fitness, dental, vision, and hearing benefits.
Medicare Consumer-Directed Health Plan: Medicare MSAs and HSA-like Plans in 2007 This March 2007 issue brief, commissioned by the Kaiser Family Foundation, examines the development of consumer-directed health plans in the Medicare program. Medicare Medical Savings Account plans have high deductibles accompanied by a personal savings account that can be used to pay for medical expenses. The paper examines how such plans operate in Medicare, how they differ from other types of Medicare Advantage plans…
© 2026 KFF