{
 "id": "cms:33be6c15-765c-424a-a2bf-a152d79dbd30",
 "slug": "cms-program-statistics-medicare-total-enrollment",
 "source": "data.cms.gov",
 "title": "CMS Program Statistics - Medicare Total Enrollment",
 "summary": "Yearly tables on total Medicare enrollment, Original Medicare and Medicare Advantage, by age, demographics, entitlement and area of residence.",
 "description": "The CMS Program Statistics - Medicare Total Enrollment tables provide data on characteristics of the Medicare-covered populations. For additional information on enrollment, providers, and Medicare use and payment, visit the CMS Program Statistics page. Below is the list of tables:MDCR ENROLL AB 1. Total Medicare Enrollment: Total, Original Medicare, and Medicare Advantage and Other Health Plan Enrollment, Yearly TrendMDCR ENROLL AB 2. Total Medicare Enrollment: Total, Original Medicare, Medicare Advantage and Other Health Plan Enrollment, and Resident Population, by Area of ResidenceMDCR ENROLL AB 3. Total Medicare Enrollment: Part A and/or Part B Total, Aged, and Disabled Enrollees, Yearly TrendMDCR ENROLL AB 4. Total Medicare Enrollment: Part A and/or Part B Enrollees, by Age Group, Yearly TrendMDCR ENROLL AB 5. Total Medicare Enrollment: Part A and/or Part B Enrollees, by Demographic CharacteristicsMDCR ENROLL AB 6. Total Medicare Enrollment: Part A and/or Part B Enrollees, by Type of Entitlement and Demographic CharacteristicsMDCR ENROLL AB 7. Total Medicare Enrollment: Part A and/or Part B Total, Aged, and Disabled Enrollees, by Area of ResidenceMDCR ENROLL AB 8. Total Medicare Enrollment: Part A and/or Part B Enrollees, by Type of Entitlement and Area of Residence",
 "aliases": [
  "total medicare enrollment",
  "medicare population"
 ],
 "keywords": [
  "National",
  "States & Territories",
  "Medicare",
  "Original Medicare",
  "Medicare Advantage",
  "Beneficiary Enrollment",
  "Health Equity"
 ],
 "themes": [
  "Medicare"
 ],
 "topics": [
  "medicare-enrollment",
  "medicare-advantage"
 ],
 "category": "summary-statistics-on-beneficiary-enrollment",
 "publisher": "Office of Enterprise Data and Analytics (OEDA)",
 "contact": "IPAG_Data_Products@cms.hhs.gov",
 "landing_url": "https://data.cms.gov/summary-statistics-on-beneficiary-enrollment/medicare-and-medicaid-reports/cms-program-statistics-medicare-total-enrollment",
 "csv_url": "https://data.cms.gov/sites/default/files/2026-09/0a06b80d-bccb-4634-b062-7e53acdae289/MDCR%20ENROLL%20AB%201-8_CPS_02ENR_2024.zip",
 "api_url": null,
 "api_kind": null,
 "preview_url": null,
 "dictionary_url": "https://data.cms.gov/resources/cms-program-statistics-glossary",
 "dictionary_kind": "page",
 "methodology_urls": [
  "https://data.cms.gov/resources/cms-program-statistics-methodology"
 ],
 "state_column": null,
 "row_count": null,
 "posted": "2026-09-30",
 "modified": "2026-09-30",
 "period_start": "2013-01-01",
 "period_end": "2024-12-31",
 "latest_period": "2024-01-01 to 2024-12-31",
 "cadence": "annually",
 "next_update": null,
 "versions": [
  {
   "label": "2024-01-01",
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   "posted": "2026-09-30",
   "period_start": "2024-01-01",
   "period_end": "2024-12-31"
  },
  {
   "label": "2023-01-01",
   "uuid": "9086ea50-f93a-41a9-8dca-75968ee4d4fb",
   "posted": "2025-09-30",
   "period_start": "2023-01-01",
   "period_end": "2023-12-31"
  },
  {
   "label": "2022-01-01",
   "uuid": "2cd8ce20-c635-46ab-b984-544f0e934b7b",
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   "period_start": "2022-01-01",
   "period_end": "2022-12-31"
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  {
   "label": "2021-01-01",
   "uuid": "960a5fae-d33e-48c6-b7f4-340143913e3c",
   "posted": "2025-09-08",
   "period_start": "2021-01-01",
   "period_end": "2021-12-31"
  },
  {
   "label": "2020-12-31",
   "uuid": "1d5da351-611f-422b-9965-1c6cbf4d2463",
   "posted": "2025-05-14",
   "period_start": "2020-01-01",
   "period_end": "2020-12-31"
  },
  {
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   "uuid": "213f1dd7-9f9a-472f-9ec8-c36aff3a6e93",
   "posted": "2025-05-14",
   "period_start": "2019-01-01",
   "period_end": "2019-12-31"
  },
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   "label": "2018-12-31",
   "uuid": "0ee0ccd6-0e21-4711-825b-a8724c334cc3",
   "posted": "2025-05-14",
   "period_start": "2018-01-01",
   "period_end": "2018-12-31"
  },
  {
   "label": "2017-12-31",
   "uuid": "c8c8d42e-6705-4147-b00e-c9c40bd1ee9f",
   "posted": "2025-05-14",
   "period_start": "2017-01-01",
   "period_end": "2017-12-31"
  },
  {
   "label": "2016-12-31",
   "uuid": "aceb3e29-f378-47f0-88ec-27e3d537dbf8",
   "posted": "2025-05-14",
   "period_start": "2016-01-01",
   "period_end": "2016-12-31"
  },
  {
   "label": "2015-12-31",
   "uuid": "3343f289-d1af-4703-9e07-7be1fa8ca557",
   "posted": "2025-05-14",
   "period_start": "2015-01-01",
   "period_end": "2015-12-31"
  },
  {
   "label": "2014-12-31",
   "uuid": "7ff8b902-7037-4722-b2e1-149bceb105fe",
   "posted": "2025-05-14",
   "period_start": "2014-01-01",
   "period_end": "2014-12-31"
  },
  {
   "label": "2013-12-31",
   "uuid": "a4a0c4fe-b4b2-4c15-90d3-b58a09fde777",
   "posted": "2025-05-14",
   "period_start": "2013-01-01",
   "period_end": "2013-12-31"
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 ],
 "columns": [],
 "caveats": [],
 "curated": true,
 "license": "https://www.usa.gov/government-works",
 "detail_key": "28d233a6-8521-4d35-9b37-abc5b0da7fac|2026-09-30",
 "checked": null,
 "source_name": "data.cms.gov"
}