Medicare

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Decoding Medicare Advantage Coding Intensity

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.

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. 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 in out-of-pocket spending by beneficiaries.

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  • Medicare Advantage in 2021: Star Ratings and Bonuses

    Issue Brief

    In 2021, 81 percent of all Medicare Advantage enrollees are in plans that receive a bonus payment from Medicare based on star quality ratings (or because they are new), substantially higher than the share in 2015 (55 percent). Annual bonus payments from the federal government to Medicare Advantage insurers have increased correspondingly, quadrupling from $3 billion in 2015 to $11.6 billion in 2021.

  • Although Their Share of the Market Varies By State, Enrollment in Medicare Advantage Plans Has More Than Doubled Over the Past Decade, with More than 4 in 10 Medicare Beneficiaries Now Enrolled in the Private Plans

    News Release

    The private plans known as Medicare Advantage now cover more than 4 in 10 Medicare beneficiaries, reflecting a more than doubling of enrollment over the past decade even as the plans remain a far larger presence in some states than others, according to a new KFF analysis. More than 26 million of the nation’s nearly 63 million Medicare beneficiaries are enrolled in Medicare Advantage plans in 2021. The share varies considerably by state, ranging from…

  • Lacking Dental Coverage, Many People on Medicare Forgo Dental Care, Especially Beneficiaries of Color

    News Release

    Many people enrolled in Medicare go without dental care, especially beneficiaries of color, according to a new KFF analysis of dental coverage and costs for people with Medicare. Almost half of all Medicare beneficiaries (47%) did not have a dental visit within the past year as of 2018, the analysis finds, with rates higher among those who are Black (68%) or Hispanic (61%) compared to White beneficiaries (42%). Rates were also higher among those who…

  • Higher and Faster Growing Spending Per Medicare Advantage Enrollee Adds to Medicare’s Solvency and Affordability Challenges

    Issue Brief

    This analysis finds that Medicare spending for Medicare Advantage enrollees was $321 higher per person in 2019 than if enrollees had instead been coverage by traditional Medicare, leading to an estimated $7 billion in additional spending in 2019. It also examines the implications of expected growth in Medicare Advantage enrollment and payments per enrollee from 2021 to 2029.

  • Medicare and Telehealth: Coverage and Use During the COVID-19 Pandemic and Options for the Future

    Issue Brief

    This brief provides an overview of changes in coverage of telehealth under traditional Medicare before the coronavirus pandemic, and estimates changes in use of telehealth services using survey data from the Medicare Current Beneficiary Survey (MCBS) during the pandemic. The analysis also discusses issues and questions related to extending telehealth coverage under traditional Medicare beyond the public health emergency.

  • Does Education Narrow the Gap in Wealth Among Older Adults, by Race and Ethnicity?

    Issue Brief

    This analysis of per capita income and assets among older adults in 2019 shows that differences in median per capita income among White, Black, and Hispanic adults ages 65 and older are narrower when comparing people with similar levels of education, although among college graduates, the gap in income continues to be wide between Hispanic and White seniors. The gaps in savings and home equity remain wide, and are particularly striking among seniors with less…

  • Addressing the Risk of Medicare Trust Fund Insolvency

    Perspective

    In this Viewpoint for the Journal of the American Medical Association (JAMA), KFF's Tricia Neuman and co-author Richard G. Frank of Harvard Medical School explain that the looming 2024 insolvency of the Medicare Hospital Insurance Trust Fund cannot be ignored for long.

  • ACA Marketplace Enrollment Is Down By 3 Million After Big Jump in Premium Payments

    Quick Insights

    Enrollment dropped 13% following the expiration of enhanced premium tax credits at the beginning of this year. Enrollment fell from a high of 22.1 million people in 2025 to 19.2 million people in February 2026. While the Trump administration attributes this drop in enrollment to their attempts to address fraud, this coverage loss happened at the same time millions of people faced steep increases in their premium payments – often in the double or even…