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CMS Program Statistics - Medicare Part D Enrollment
The CMS Program Statistics - Medicare Part D Enrollment tables provide data on characteristics of the Medicare Part D covered population.
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 D 1. Medicare Part D Enrollment: Part D Enrollees by Type of Plan, Low Income Subsidy (LIS), and Retiree Drug Subsidy, Yearly Trend
MDCR ENROLL D 2. Medicare Part D Enrollment: Part D Enrollees by Type of Plan, Low Income Subsidy (LIS), and Retiree Drug Subsidy, by Demographic Characteristics
MDCR ENROLL D 3. Medicare Part D Enrollment: Part D Enrollees by Type of Plan, Low Income Subsidy (LIS), and Retiree Drug Subsidy, by Area of Residence
Complete Metadata
| @type | dcat:Dataset |
|---|---|
| accessLevel | public |
| accrualPeriodicity | R/P1Y |
| bureauCode |
[
"009:38"
]
|
| contactPoint |
{
"fn": "CMS Program Statistics - OEDA",
"@type": "vcard:Contact",
"hasEmail": "mailto:IPAG_Data_Products@cms.hhs.gov"
}
|
| dataQuality |
true
|
| describedBy | https://data.cms.gov/resources/cms-program-statistics-glossary |
| description | The CMS Program Statistics - Medicare Part D Enrollment tables provide data on characteristics of the Medicare Part D covered population. 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 D 1. Medicare Part D Enrollment: Part D Enrollees by Type of Plan, Low Income Subsidy (LIS), and Retiree Drug Subsidy, Yearly Trend MDCR ENROLL D 2. Medicare Part D Enrollment: Part D Enrollees by Type of Plan, Low Income Subsidy (LIS), and Retiree Drug Subsidy, by Demographic Characteristics MDCR ENROLL D 3. Medicare Part D Enrollment: Part D Enrollees by Type of Plan, Low Income Subsidy (LIS), and Retiree Drug Subsidy, by Area of Residence |
| distribution |
[
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2017-12-31",
"mediaType": "application/zip",
"downloadURL": "https://data.cms.gov/sites/default/files/2019-12/CPS_MDCR_ENROLL_D_2017.zip"
},
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2016-12-31",
"mediaType": "application/zip",
"downloadURL": "https://data.cms.gov/sites/default/files/2020-01/CPS_MDCR_ENROLL_D_ALL.zip"
},
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2015-12-31",
"mediaType": "application/zip",
"downloadURL": "https://data.cms.gov/sites/default/files/2020-01/CPS_MDCR_ENROLL_D_ALL_0.zip"
},
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2014-12-31",
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"downloadURL": "https://data.cms.gov/sites/default/files/2020-01/CPS_MDCR_ENROLL_D_ALL_1.zip"
},
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2013-12-31",
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},
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2018-12-31",
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},
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2019-12-31",
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"downloadURL": "https://data.cms.gov/sites/default/files/2021-01/CPS_MDCR_ENROLL_D_1-3.zip"
},
{
"@type": "dcat:Distribution",
"title": "CMS Program Statistics - Medicare Part D Enrollment : 2020-12-31",
"mediaType": "application/zip",
"downloadURL": "https://data.cms.gov/sites/default/files/2022-02/CPS%20MDCR%20ENROLL%20D%202020.zip"
},
{
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"title": "CMS Program Statistics - Medicare Part D Enrollment : 2021-01-01",
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},
{
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"title": "CMS Program Statistics - Medicare Part D Enrollment : 2022-01-01",
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]
|
| identifier | https://data.cms.gov/data-api/v1/dataset/d8c69aca-2497-4a83-a181-706a960c77f0/data-viewer |
| issued | 2025-12-09 |
| keyword |
[
"beneficiary enrollment",
"health equity",
"medicare",
"medicare advantage",
"medicare prescription drug",
"national",
"states & territories"
]
|
| landingPage | https://data.cms.gov/summary-statistics-on-beneficiary-enrollment/medicare-and-medicaid-reports/cms-program-statistics-medicare-part-d-enrollment |
| language |
[
"en-US"
]
|
| license | https://www.usa.gov/government-works |
| modified | 2025-09-30 |
| programCode |
[
"009:000"
]
|
| publisher |
{
"name": "Centers for Medicare & Medicaid Services",
"@type": "org:Organization"
}
|
| references |
[
"https://data.cms.gov/resources/cms-program-statistics-methodology"
]
|
| temporal | 2013-01-01/2023-12-31 |
| theme |
[
"Medicare"
]
|
| title | CMS Program Statistics - Medicare Part D Enrollment |
