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This brief provides information about Medicare Advantage plans in 2024, including premiums, out-of-pocket limits, supplemental benefits, and prior authorization, as well as trends over time.
In 2024, more than half (54%) of eligible Medicare beneficiaries are enrolled in Medicare Advantage plans. This brief provides current information about Medicare Advantage enrollment, by plan type and firm, and shows how enrollment varies by state and county.
Changes to the Medicare Part D benefit in the Inflation Reduction Act will mean lower out-of-pocket costs for Part D enrollees but higher costs for Part D plans overall, leading to concerns about possible premium increases. These FAQs provide context for understanding Part D premiums in 2025 and changes in recent years, and describe actions the Centers for Medicare & Medicaid Services (CMS) is taking to mitigate potential premium increases.
This issue brief merged beneficiary-level Medicare and Medicaid data from 2021 to document sources of coverage for dual-eligible individuals nationwide and by state.
This analysis examines the recent growth of Medicare Advantage as a share of hospital inpatient days. Medicare Advantage rose from 13% to 25% of all inpatient days from 2015 to 2023, although there was wide variation among hospitals.
This brief analyzes 2024 Medicare Part D enrollment, premiums, and cost sharing. The analysis highlights the continued growth in Medicare Advantage enrollment in the Part D marketplace and substantially higher average monthly premiums for stand-alone Part D drug plan coverage. Changes to the Part D benefit included in the Inflation Reduction Act are helping to lower out-of-pocket costs for patients but could also contribute to higher-priced Part D coverage.
A new KFF analysis finds higher Medicare spending among people who switched from Medicare Advantage to traditional Medicare than for similar beneficiaries who were in traditional Medicare all along.
This analysis looks at traditional Medicare spending among people who choose to disenroll from Medicare Advantage and obtain coverage under traditional Medicare during the annual Medicare open enrollment period. It compares their traditional Medicare spending (Parts A and B) in the year following disenrollment to similar people who were continuously covered by traditional Medicare, using data from the Medicare Beneficiary Summary File (MBSF) for 2021 and 2022.
Medicare Part D is a voluntary outpatient prescription drug benefit for people with Medicare provided through private plans, including stand-alone prescription drug plans and Medicare Advantage plans that offer drug coverage. This analysis provides an overview of Medicare Part D plan availability, premiums, and cost sharing in 2025 and key trends over time.
This brief provides an overview of premiums and benefits in Medicare Advantage plans that are available for 2025 and key trends over time. Two-thirds of all Medicare Advantage plans with Part D prescription drug coverage (MA-PDs) (67%) will charge no premium (other than the Part B premium) in 2025, similar to 2024 (66%). Nearly all Medicare Advantage plans (97% or more) are offering vision, dental and hearing, as they have in previous years. However, the share of plans offering certain benefits has declined, such as over-the-counter benefits (85% in 2024 vs. 72% in 2025), remote access technologies (74% in 2024 vs. 53% in 2025), meal benefits (72% in 2024 vs. 65% in 2025) and transportation (36% in 2024 vs. 29% in 2025).
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