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How Medicare Advantage Rebates Disadvantage Medicare’s Stand-Alone Drug Plan Market

Rebates that reduce Part D premiums for Medicare Advantage plans with drug coverage make it harder for stand-alone prescription drug plans (PDPs) to compete. That may contribute to instability in the PDP market relied on by people in traditional Medicare. The number of Part D stand-alone Rx drug plan options for the avg Medicare beneficiary has fallen by half in recent years, while Medicare Advantage drug plan options have risen.

Also: Medicare Part D Enrollment, Premiums, and Cost Sharing in 2026

Analyzing Changes in Medicare Part D Enrollment for 2026

Stand-Alone Drug Plans Cover a Larger Share of Part D Enrollees Living in the Most Rural Areas Than Medicare Advantage Plans

A Current Snapshot of the Medicare Part D Prescription Drug Benefit

Changes to Medicare Part D in 2024 and 2025 Under the Inflation Reduction Act and How Enrollees Will Benefit

NEW AND NOTEWORTHY

What to Know About Medicare Coverage of Telehealth

Congress has repeatedly extended pandemic-era flexibilities around Medicare coverage of telehealth, but most such flexibilities remain temporary. This brief answers key questions about the current scope of Medicare telehealth coverage, including both temporary and permanent changes adopted through legislation and regulation, and future policy considerations.

Examining the Potential Impact of Medicare’s New WISeR Model

A federal initiative to establish new prior authorization requirements in traditional Medicare, called the Wasteful and Inappropriate Service Reduction (WISeR) model, is likely to have only modest impact in its first year.

State Profiles for Dual-Eligible Individuals

This data collection draws on Medicare and Medicaid administrative data to present national and state-level information on people who are covered by both Medicare and Medicaid, referred to as dual-eligible individuals (also known as dually-enrolled beneficiaries).

Medicare Advantage

Medicare Advantage in 2026: Enrollment Update and Key Trends

More than half (55%) of eligible Medicare beneficiaries are enrolled in Medicare Advantage in 2026, continuing a decades-long shift toward private plans. Special Needs Plans have driven recent growth, with nearly 1 in 4 enrollees now in such plans.
To better understand trends in the growth of the Medicare Advantage program, this brief provides current information about enrollment, including by plan type and firm.

See Also: Medicare Advantage in 2026: Premiums, Out-of-Pocket Limits, Supplemental Benefits, and Prior Authorization

How Medicare Pays Medicare Advantage Plans: Issues and Policy Options

Medicare Advantage Enrollees Have Access to About Half of the Physicians Available to Traditional Medicare Beneficiaries

Medicare Advantage Insurers Made Nearly 53 Million Prior Authorization Determinations in 2024

Medicare Advantage Out-of-Pocket Limits: Variation & Trends

Prescription Drugs

What to Know About the BALANCE Model for GLP-1s in Medicare and Medicaid and the Medicare GLP-1 Bridge

CMS's temporary program to cover GLP-1 drugs for obesity in Medicare, called the BALANCE model, will not launch as scheduled on January 1, 2027. Instead, CMS is extending the Medicare GLP-1 Bridge, a separate short-term program that was to run from July to December 2026. It will now run through the end of 2027.

Key Facts About Medicare Drug Price Negotiation

Recent Trends in GLP-1 Use and Spending in Medicare

What to Know About Pharmacy Benefit Managers (PBMs) and Federal Efforts at Regulation

The IRA Has Improved Coverage of Drugs Selected for Medicare Price Negotiation

Data Visualization

The Facts About Medicare Spending

This interactive provides the facts on Medicare spending. Medicare, which serves 67 million people and accounts for 12 percent of the federal budget and 21 percent of national health spending, is often the focus of discussions about health expenditures, health care affordability and the sustainability of federal health programs. u003cbru003eu003cbru003eExplore data on enrollment growth, Medicare spending trends overall and per person, growth in Medicare spending relative to private insurance, spending on benefits and Medicare Advantage, Part A trust fund solvency challenges, and growth in out-of-pocket spending by beneficiaries.u003cbru003eu003cbru003eu003ca href=u0022https://www.kff.org/medicare/issue-brief/faqs-on-medicare-financing-and-trust-fund-solvency/u0022 data-type=u0022linku0022 data-id=u0022https://www.kff.org/medicare/issue-brief/faqs-on-medicare-financing-and-trust-fund-solvency/u0022u003eRelated:u003ca href=u0022https://www.kff.org/medicare/issue-brief/faqs-on-medicare-financing-and-trust-fund-solvency/u0022u003e FAQs on Medicare Financing and Trust Fund Solvencyu003c/au003eu003c/au003e

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  • Visualizing Health Policy: Medicaid and Medicare at 50: Trends and Challenges

    Other Post

    These Visualizing Health Policy infographics commemorate the 50th anniversary of the Medicaid and Medicare programs. This infographic provides details about the reach and demographics of the programs, as well as the Federal and total US health-care spending associated with them. This infographic illustrates trends and challenges going forward. Together, Medicaid and Medicare provide health insurance coverage for more than 3 in 10 Americans. Medicaid serves a notable share of children, nursing home residents, and Americans younger than 65…

  • A Primer on Medicare: Key Facts About the Medicare Program and the People it Covers

    Report

    This primer 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. It looks at the characteristics of the Medicare population, what benefits are covered, how much people with Medicare pay for their benefits and the program’s overall costs and future financing challenges.

  • Medigap and the Medicare “Doc Fix”

    News Release

    The House-passed legislation to repeal the Medicare Sustainable Growth Rate (SGR) includes a provision that would prohibit Medicare supplemental insurance (Medigap) policies from covering the Part B deductible for people who become eligible for Medicare beginning in 2020. A new Kaiser Family Foundation Data Note explores the implications of this proposal and finds that about 10 percent of 65-year olds on Medicare would have been affected in 2010 (the most recent year for which data…

  • Serious Illness in Late Life: The Public’s Views and Experiences

    Report

    In context of the rapidly growing number of older adults in the U.S. and increasing challenges that this population faces, the Kaiser Family Foundation conducted a large scale, nationally representative telephone survey to better understand people’s expectations about later life and efforts they’ve taken to plan for if they become seriously ill. To learn more about the experiences of those with serious illness specifically, this survey also included interviews with adults who are either personally…

  • One Big Thing People Don’t Know About Single Payer

    From Drew Altman

    In this Axios column, Drew Altman discusses a challenge for single payer which has not received much attention – a large share of the American people do not think they would have to change their current health insurance arrangements if there were a Medicare-for-all style single payer plan.

  • FAQs: What’s the Latest on IPAB?

    Issue Brief

    The Independent Payment Advisory Board was authorized by the Affordable Care Act to help slow the growth in Medicare spending. These FAQs address common questions about IPAB, including how it was designed to operate and the implications of eliminating it.

  • One Million Medicare Part D Enrollees Had Out-of-Pocket Drug Costs above the Catastrophic Threshold in 2015

    News Release

    One million Medicare beneficiaries had out-of-pocket drug spending above the Part D catastrophic threshold in 2015, and the number with such high spending has risen sharply in recent years, according to a new analysis by the Kaiser Family Foundation. While the Part D drug benefit has helped make drugs more affordable for people with Medicare, the lack of a hard cap on annual out-of-pocket spending under Part D exposes enrollees to significant costs, unless they…

  • Web Briefing: The Future of Delivery System Reform in Medicare: Assessing the Evidence and Looking Ahead

    Event Date:
    Event

    On Nov. 28, 2017, KFF held a public web briefing on the topic of delivery system reform in Medicare. It explored the latest evidence on savings and quality among newer payments models (including ACOs, bundled payments and medical homes), and discussed future directions that the Centers for Medicare and Medicaid Services (CMS) may consider in its effort to lower costs and improve care in the coming years. Panelists: Tricia Neuman, senior vice president at the Kaiser…

  • More Than One-Third of People with Traditional Medicare Spent at Least 20 Percent of Their Total Income on Health Care in 2013 

    News Release

    Health care costs are a substantial and growing burden for many people on Medicare and are projected to consume a larger share of total income over time, according to a new analysis from the Kaiser Family Foundation. The study, Medicare Beneficiaries’ Out-of-Pocket Health Care Spending as a Share of Income Now and Projections for the Future, finds that more one-third of people with traditional Medicare spent at least 20 percent of their total income on…

  • Revisiting ‘Skin in the Game’ Among Medicare Beneficiaries: An Updated Analysis of the Increasing Financial Burden of Health Care Spending From 1997 to 2005

    Issue Brief

    This issue brief presents an analysis of the financial burden of out-of-pocket health care spending for Medicare beneficiaries between 1997 and 2005. The analysis shows median out-of-pocket spending as a share of Medicare beneficiaries' income increased between 1997 and 2005, from 11.9 percent to 16.1 percent. For some beneficiaries, the spending burden was even greater, with 25 percent of people on Medicare spending nearly one-third or more of their income on health care.