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 price of insulin, used by people with both Type 1 and Type 2 diabetes to control blood glucose levels, has come under increasing scrutiny as policymakers grapple with rising drug costs. This data note finds spending on insulin by Medicare and beneficiaries enrolled in private Part D drug plans has increased sharply between 2007 and 2017.
With Medicare Advantage playing an increasingly larger role in Medicare, the average person on Medicare will be able to choose among 24 plans during the annual Medicare open enrollment period that began Oct. 15, finds a new analysis from KFF (the Kaiser Family Foundation).
This issue brief provides an overview of the Medicare Part D prescription drug benefit plan landscape, with a focus on stand-alone drug plans, the largest segment of the Part D market. 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 top ten Part D plans for 2019.
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.
With increased national attention towards prescription drug costs, this poll examines the public’s experiences with prescription medicine and their views on current policy proposals brought forth by congressional lawmakers and the Trump administration, including international reference pricing, transparency in drug advertisements, and negotiations with drug companies. The survey also dives into the attitudes and experiences of adults, 65 and older – a group that is more likely to report taking prescription medication and shopped for prescription drug coverage.
This brief examines how the CMS Innovation Center (also known as CMMI) and Section 402 demonstration authority could become pathways for the Biden Administration to implement policy changes related to prescription drug costs.
In light of heightened attention to insulin and the Trump Administration’s new Part D model to address out-of-pocket costs for insulin for Medicare beneficiaries, we analyzed out-of-pocket spending on insulin by beneficiaries enrolled in Part D drug plans, variation in Part D plan formulary coverage and tier placement of insulin products, and trends in prices for insulin.
As the House-passed Build Back Better Act moves to the Senate, a new explainer from KFF summarizes the key prescription drug provisions within the broader budget reconciliation bill. These provisions would lower prescription drug costs paid by people with Medicare and private insurance and curb drug spending by the federal government and private payers.
The Build Back Better Act includes several provisions that would lower prescription drug costs for people with Medicare and private insurance and reduce drug spending by the federal government and private payers. This brief summarizes these provisions and discusses the expected effects on people, program spending, and drug prices and innovation.
A record 3,834 Medicare Advantage plans will be available across the country as alternatives to traditional Medicare for 2022, a new KFF analysis finds. That’s an increase of 8 percent from 2021, and the largest number of plans available in more than a decade.
© 2026 KFF