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 analysis of available 2025 prior authorization data finds insurers denied at least 1 in 8 standard requests for prior authorization across three insurance markets: Medicare Advantage, Medicaid managed care, and the federally facilitated ACA Marketplaces. Denial rates varied wide segments by insurer. The analysis highlights limitations of the data and challenges for consumers interpreting it.
The Medicare program will spend at least $13 billion on the Medicare Advantage quality bonus program in 2026, as 68% of Medicare Advantage enrollees are in a plan that qualifies for higher payments under the program.
As an increasing share of older adults have adopted digital health technologies over the past several years, and with most expressing interest in using them to manage their health care, the Centers for Medicare & Medicaid Services (CMS) has introduced several initiatives to expand the use of digital health technologies in Medicare. This brief summarizes these initiatives and draws on data from various surveys, including KFF Tracking Polls from September 2025 and March 2026, to…
Two recent reports find that Medicare Advantage organizations deny prior authorization requests for long-term care hospital, inpatient rehabilitation hospital, and skilled nursing facility stays at higher rates than requests overall. When these decisions are appealed, they are frequently overturned, particularly for skilled nursing facility stays. This may cause delays for Medicare beneficiaries who are particularly vulnerable or have high care needs.
Federal payments to Medicare Advantage plans, and adjustments for health status, have come under increased scrutiny. This brief answers key questions about coding intensity, recent steps taken by CMS, the effects on beneficiaries, and other proposals to improve payment accuracy.
Medicare has launched a temporary program covering GLP-1s for obesity for people with Medicare, known as the Medicare GLP-1 Bridge. This analysis estimates the number of Medicare Part D enrollees who could potentially qualify for the Bridge program by meeting all of the eligibility criteria, based on claims data from 2023.
This brief provides an overview of key trends in Medicare spending and spending growth, as well as the impact of these trends on out-of-pocket costs for Medicare beneficiaries and Medicare program solvency, as projected by the Medicare Trustees in the 2026 Trustees Report.
The private plans that offer the Medicare Part D benefit - stand-alone drug plans and Medicare Advantage drug plans - are increasingly are competing on uneven terms, in part because the payment system for Medicare Advantage plans enables them to lower Part D premiums or reduce Part D cost sharing, making drug coverage from Medicare Advantage plans appear considerably cheaper, or even premium-free, to the beneficiary. This brief discusses the growing instability of the Part…
The Medicare Part D program provides an outpatient prescription drug benefit to 56 million older adults and people with long-term disabilities in Medicare who enroll in private plans. This brief analyzes Medicare Part D enrollment, premiums, and cost sharing in 2026 and trends over time, based on data from the Centers for Medicare & Medicaid Services (CMS).
This brief provides information about Medicare Advantage plans in 2026, including premiums, out-of-pocket limits, supplemental benefits, and prior authorization, as well as trends over time.
© 2026 KFF