CMS Releases Latest Enrollment Figures for Medicare, Medicaid, and Children’s Health Insurance Program (CHIP)


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Today, the Centers for Medicare & Medicaid Services (CMS) released the latest enrollment figures for Medicare, Medicaid, and the Children’s Health Insurance Program (CHIP). These programs serve as key connectors to care for more millions of Americans.


As of December 2021, 64.2M people are enrolled in Medicare. This is an increase of over 87K since the last report.

36.2M are enrolled in Original Medicare.

28.0M are enrolled in Medicare Advantage or other health plans. This includes enrollment in Medicare Advantage plans with and without prescription drug coverage.

49.1M are enrolled in Medicare Part D. This includes enrollment in stand-alone prescription drug plans as well as Medicare Advantage plans that offer prescription drug coverage.

Over 11.8 million individuals are dually eligible for Medicare and Medicaid, and are counted in the enrollment figures for both programs.

Detailed enrollment data can be viewed here:

Medicaid and Children’s Health Insurance Program (CHIP)

As of November, 2021, 85,809,179 of people are enrolled in Medicaid and CHIP. This is an INCREASE of 980,636 since the last report.

              78,910,300 are enrolled in Medicaid

              6,898,879 are enrolled in CHIP

For more information on Medicaid/CHIP enrollment, including enrollment trends, visit

Every day, CMS ensures that people across the U.S. have coverage that works. See the latest coverage totals across all CMS programs at This information is updated on a monthly basis. Enrollment data for CMS programs are compiled on different timelines owing to the unique nature of each program.