Medicare

New & Noteworthy

Health Provisions in the 2025 Federal Budget Reconciliation Law

On July 4, President Trump signed the budget reconciliation bill, previously known as the “One Big Beautiful Bill Act,” into law. This summary provides background, description, budgetary impact and related information on the health care provisions of the law in four categories: Medicaid, the Affordable Care Act, Medicare and Health Savings Accounts (HSAs).

Medicare Open Enrollment FAQs

This list of Frequently Asked Questions (FAQs) about the Medicare Open Enrollment period covers a range of topics related to enrollment, including Medicare Advantage, Part D, Medigap, and more.

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).

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.

Related: FAQs on Medicare Financing and Trust Fund Solvency

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  • Three firms Account for Over Half of All Medicare Part D Enrollees in 2018, and Pending Mergers Would Further Consolidate the Marketplace

    News Release

    In 2018, three Medicare Part D plan sponsors—UnitedHealth, Humana, and CVS Health—account for more than half of the program’s 43 million Part D enrollees (55%) and two-thirds of all stand-alone drug plan enrollees, indicating a marketplace that is dominated by a handful of major insurers, according to a new Kaiser Family Foundation analysis of Part…

  • Medicare’s Role for Dual Eligible Beneficiaries

    Issue Brief

    About 9 million low-income seniors and younger people with disabilities in the United States are covered by both Medicare and Medicaid. This brief examines the role of Medicare in providing health coverage for these beneficiaries.

  • Medigap: Spotlight on Enrollment, Premiums and Recent Trends

    Report

    Medicare supplemental insurance, also known as "Medigap," is an important source of supplemental coverage for nearly one in four people on Medicare. Traditional Medicare has cost-sharing requirements and significant gaps in coverage; Medigap helps make health care costs more predictable and stable for beneficiaries by covering some or all Medicare costs, including deductibles and cost-sharing.

  • Medicare Beneficiaries as a Percent of State Populations, 2012

    Feature

    Medicare Beneficiaries as a Percent of State Populations, 2012 Download Source Calculation based on Kaiser Family Foundation analysis of the CMS State/County Market Penetration file, March 2012; and 2011 population estimates from the United States Census Bureau.

  • Demonstrations to Improve the Coordination of Medicare and Medicaid for Dually Eligible Beneficiaries: What Prior Experience Did Health Plans and States Have with Capitated Arrangements?

    Report

    This report examines the Center for Medicare and Medicaid Services (CMS) financial alignment demonstration for beneficiaries dually eligible for Medicare and Medicaid, with a focus on the extent to which participating states and health plans have prior experience with capitated managed care arrangements under Medicare or Medicaid, and specifically for this population. Under these capitated financial alignment demonstrations, health plans contract with the state and CMS (a three-way contract) to provide both Medicare and Medicaid benefits to dually eligible beneficiaries. These demonstrations aim to improve the quality of care and the coordination of benefits for people dually eligible for Medicare and Medicaid. The report finds considerable variation in the experience of states and health plans participating in these demonstrations, and discusses the potential implications for beneficiaries and plan oversight.

  • Medicare Spending Briefs

    Other Post

    Data Spotlights Examine Financial Burden of Health Care on Medicare Beneficiaries With renewed attention to the nation’s long-term budget deficit and the national debt, proposed changes to Medicare and other federal entitlement programs could significantly affect health coverage and spending for millions of older and disabled Americans.