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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

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).

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

Medicare Part D

Analyzing Changes in Medicare Part D Enrollment for 2026

Analysis of CMS data shows that 56.1 million people have Medicare Part D drug coverage as of Feb. 2026, with 56% of enrollees in Medicare Advantage plans with drug coverage (MA-PDs) and 44% in stand-alone prescription drug plans (PDPs.)PDP enrollment increased, mainly due to the rise in enrollment in group employer/union plans for retirees.

Between 2025 and 2026, enrollment in group Medicare Advantage drug plans dropped for the first time since 2010, while group PDP enrollment rose by the largest amount Since 2013.

Premiums Are Decreasing for Many Stand-Alone Part D Drug Plans in a Number of States in 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

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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Medicare Open Enrollment

Beneficiaries Have 32 Medicare Advantage Prescription Drug Plans Available, on Average, for 2026

The average Medicare beneficiary will be able to choose among 32 Medicare Advantage plans with prescription drug coverage for 2026, two fewer than in 2025. The number of MA-PD options has grown steadily since 2010, peaking in 2024 when the average Medicare beneficiary had 36 options. Open enrollment runs October 15 through December 7.

Also: Medicare Open Enrollment FAQs

Premiums Are Decreasing for Many Stand-Alone Drug Plans in a Number of States in 2026

A Current Snapshot of the Medicare Part D Prescription Drug Benefit

The Role of SHIPs in Helping People with Medicare Navigate Their Coverage

What to Know About the Medicare Open Enrollment Period and Medicare Coverage Options

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  • The Facts About Medicare Spending

    Interactive

    This interactive provides the facts on Medicare spending. Medicare, which serves 65 million people and accounts for 12 percent of the federal budget and 20 percent of national health spending, is at the heart of discussions about health expenditures and affordability. Explore 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…

  • Medicare Advantage Glossary

    Feature

    This glossary serves as a guide to the sometimes arcane terms that inhabit the world of Medicare Advantage, the private plan alternative to traditional Medicare.

  • Chart Reviews Increase Payments to Medicare Advantage Insurers for 1 in 6 Enrollees

    Issue Brief

    Using Medicare Advantage encounter data, this analysis finds that 62% of Medicare Advantage enrollees have at least one chart review record and that diagnoses added from chart reviews increase payments from CMS to insurers for 17% of enrollees. The use of chart reviews varies across the largest Medicare Advantage insurers.

  • Why We Are Stuck with Prior Authorization Review

    From Drew Altman

    Prior authorization review frustrates patients and physicians, but we likely can’t just eliminate it. In his new column, President and CEO Dr. Drew Altman discusses why, and why the focus is now instead on “doing it smarter.” Altman writes: “A proposal to eliminate prior authorization altogether could be the single most tangible and popular health reform idea a candidate could make. But, in our fragmented health system, with no great way to control costs or…

  • Medicare Beneficiaries Are Not Luddites

    From Drew Altman

    In a new column, President and CEO Dr. Drew Altman discusses new KFF survey data that shows that a surprising share of older adults with Medicare are using health tech regularly, and a solid majority support many of CMS’ goals to make it more widely available. But there are also big income gaps in the use of health tech, and concerns about AI, privacy, and other barriers to rapid and more widespread adoption. “Apparently… a…

  • Medicare Advantage Provider Networks Limit Enrollees to About Half of the Physicians in Their Area That Are Available to Beneficiaries in Traditional Medicare, on Average

    News Release

    With Medicare’s annual open enrollment period underway, a new KFF analysis finds that Medicare Advantage enrollees, on average, had access to just under half (48%) of the physicians in their area who were available to people enrolled in traditional Medicare. The finding illustrates a key tradeoff for beneficiaries in choosing Medicare Advantage.  Such plans can be appealing to beneficiaries because they offer extra benefits and cap out-of-pocket costs without the need for supplemental coverage. But…