COVID-19 Vaccination Coverage, Adults 65 Years and Older, United States

Adults 65+ COVID-19 Vaccination Coverage

COVID-19 vaccination coverage among Medicare fee-for-service beneficiaries aged 65 years and older is assessed using data files from the Medicare Fee-For-Service (FFS) administrative claims data managed by the Centers for Medicare & Medicaid Services (CMS).

Weekly COVID-19 vaccination coverage estimates were calculated using Kaplan-Meier survival analysis, based on beneficiaries enrolled as of August 1 of each year. For the 2025 ̶ 26 season, COVID-19 vaccines received since August 27, 2025, were included.*

Additional information about the data source is available.

• Figure 5. Weekly Cumulative COVID-19 Vaccination Coverage ^†, by Season and Race and Ethnicity, Medicare Fee-For-Service Beneficiaries aged ≥65 years, United States. Data Source: Centers for Medicare & Medicaid Services Chronic Conditions Warehouse.

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^{*For the 2023 ̶ 24 season, COVID-19 vaccines received September 1, 2023, through August 17, 2024, were included. For the 2024 ̶ 25 season, COVID-19 vaccines received August 22, 2024, through August 16, 2025, were included.}

^{†Estimates are based on data released by CMS on November 20th, 2025. Overall includes persons categorized as ‘Unknown’ for race and ethnicity category.}