National Medicare Prescription Drug Plan Enrollment for Past Five Years

  1. March 2021: 24
  2. 268
  3. 611
  4. March 2020: 25
  5. 194
  6. 944
  7. March 2019: 25
  8. 559
  9. 801
  10. March 2018: 25
  11. 520
  12. 973
  13. March 2017: 25
  14. 120
  15. 930

Source: CMS MA/Part D Monthly Contract and Enrollment Summary Reports - https://www.cms.gov/Research-Statistics-Data-and-Systems/Statistics-Trends-and-…