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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 analysis examines access to, and consumers ability to find information on, a new twice annual long-acting PrEP drug during the first ACA open enrollment period since its approval. Despite the drug widely being considered a major advance, early evidence suggests that insurance coverage and benefit design decisions may create barriers to access.
This brief analyzes leading federal approaches to address Medicaid prescription drug spending, discusses (where available) a range of cost estimates for each policy, and assesses what drives those estimates or where there is uncertainty in them.
On February 14, 2026, CMS released a dataset with provider-level spending data that the agency suggests could be used to identify unusual billing patterns for specific services, states, or providers. This policy watch describes what the data include, what they exclude, and how they could potentially lead to mistaken conclusions given the limitations of the data.
Prescription drug spending in Medicaid and other health programs has returned to the national policy debate. This analysis examines Medicaid outpatient prescription drug utilization and spending before rebates over the 2015 to 2019 period, which is helpful for understanding recent cost drivers and areas for targeted policy action.
This brief highlights some of the key federal agencies and offices that play a role in making Medicare work and, to the extent possible, describes the recent staffing and organizational changes made by the Trump administration that could affect the operations of Medicare in the future.
Under estate recovery, state Medicaid programs are required to recover the costs of long-term care and related hospital and prescription drug services for enrollees ages 55 and older. KFF examines the wide variation in estate recovery practices across states as well as the criticisms of this policy, which have led to federal proposals to modify or reduce it.
This chart collection explores how health spending is expected to grow in coming years, with a look at growth in prescription drug spending, out-of-pocket spending, and related trends.
This brief analyzes federal transparency data released by the Centers for Medicare and Medicaid Services (CMS) on claims denials and appeals for non-group qualified health plans (QHPs) offered on HealthCare.gov in 2023. It finds that HealthCare.gov insurers denied nearly one out of every five claims (19%) submitted for in-network services. Information about the reasons for denials is limited, and few consumers appeal claims denials.
KFF's latest Tracking Poll finds that one-third of the public report using AI chatbots for health information and advice in the past year. And a federal judge suspended, for now, the appointments of thirteen members of ACIP, halting a scheduled meeting and staying recent, widely debated, changes to the childhood vaccine schedule.
This brief describes the facts about actions taken under both the Trump and Biden Administrations related to capping insulin copayments for people with Medicare and explains the differences between their approaches.
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