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Medicare Part D

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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  • Medicaid and HIV/AIDS Policy: A Basic Primer

    Report

    The Medicaid Primer presents in depth information on Medicaid, the federal/state program that provides health coverage for low-income families and people with disabilities and is the largest source of public financing for HIV/AIDS care in the U.S. The Medicaid Primer is designed to help policymakers and advocates navigate through the complexities of Medicaid with regard to the program's role for people with HIV/AIDS. REPORT Download

  • Access To Health Care:

    Report

    Promises and Prospects For Low-Income Americans This book explores critical issues affecting access to health care for low-income Americans by assessing the importance of expansions of health coverage for the poor, the emerging challenges providers who serve low-income and uninsured populations face in a rapidly evolving health care delivery system, and the effects of these changes on particularly vulnerable populations. Articles include: IntroductionMarsha Lillie-Blanton, Rose Marie Martinez, Barbara Lyons, Diane Rowland A Review Of The…

  • Medicare and The Under-65 Disabled

    Fact Sheet

    As part of The Faces of Medicare, a collection of fact sheets profiling the characteristics and health needs of different groups of Medicare beneficiaries, Medicare and the Under-65 Disabled highlights key information about Medicare's under-65 disabled, whose disproportionately high rates of health and cognitive problems are compounded by low incomes. Fact Sheet

  • Medicare and Low-Income Beneficiaries

    Fact Sheet

    As part of The Faces of Medicare, a collection of fact sheets profiling the characteristics and health needs of different groups of Medicare beneficiaries, highlights key facts about Medicare's low-income population, who have have greater health needs than those with higher incomes. Fact Sheet

  • Individuals With Disabilities and their Experiences with Medicaid Managed Care

    Report

    Today, one out of every four disabled Medicaid beneficiaries receives health care through managed care. This Background Paper provides insights into how Medicaid managed care is working for individuals with disabilities, based on the findings from seven focus groups held in Florida and New Mexico. The key findings show that adults and children with disabilities feel alone in managing their health care and that important components of managed care - coordination and gatekeeping role that…

  • Medicare and Women

    Fact Sheet

    As part of The Faces of Medicare, a collection of fact sheets profiling the characteristics and health needs of different groups of Medicare beneficiaries, provides descriptive information about women on Medicare, who constitute nearly seventy percent of Medicare's poor. Fact Sheet

  • The Faces of Medicare

    Fact Sheet

    The Medicare beneficiary population is often described in homogenous terms, yet those covered by the program vary significantly in terms of their health, income, supplemental insurance status, and medical service use. profiles the following six groups within the Medicare population, providing basic information, trends and data: Healthy retirees, who represent less than 10 percent of the total Medicare population, but sometimes are portrayed as typical of all seniors, Under-65 disabled beneficiaries, whose disproportionately high rates…

  • Medicare and Minority Americans

    Fact Sheet

    As part of The Faces of Medicare, a collection of fact sheets profiling the characteristics and health needs of different groups of Medicare beneficiaries, provides key facts about Medicare's racial and ethnic minority population, who will account for one in three Americans 65 and older by 2025. Fact Sheet

  • Medicare and Medicaid for the Elderly and Disabled Poor

    Fact Sheet

    This fact sheet provides an overview of the role of Medicare and Medicaid in serving these beneficiaries, describes the health status of dual Medicare/Medicaid beneficiaries, and discusses issues of managed care and access to care.This fact sheet is a summary of a longer Background Paper (#2132), which is also available. Fact Sheet

  • Medicare and Medicaid for the Elderly and Disabled Poor

    Other Post

    This fact sheet provides an overview of the role of Medicare and Medicaid in serving these beneficiaries; describes the health status of dual Medicare/Medicaid beneficiaries, and discusses issues of managed care and access to care. Available in PDF format. Return to top Library Index