NPI Central

Losartan (Cozaar) Prescribers in Massachusetts

Ranked by documented Medicare Part D claim volume (2024).

7,563 providers in Massachusetts have Medicare Part D claims for losartan. Ordering reflects documented Part D claim volume — a transparency signal, not a quality or "best" ranking. Open any provider for their full profile and what they prescribe under Medicare.

Prescribers in MA
7,563
Data year
2024
Registry vintage
June 2026

losartan prescribers in Massachusetts

Ranked by Part D claim volume.
  1. 1

    Physician Assistant · Worcester, MA

    2,063 Medicare Part D claims (2024)

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  2. 2

    Internal Medicine Physician · Weston, MA

    1,629 Medicare Part D claims (2024)

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  3. 3

    Internal Medicine Physician · Boston, MA

    1,532 Medicare Part D claims (2024)

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  4. 4

    Internal Medicine Physician · Quincy, MA

    1,497 Medicare Part D claims (2024)

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  5. 5

    Nurse Practitioner · Andover, MA

    1,421 Medicare Part D claims (2024)

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  6. 6

    Internal Medicine Physician · Springfield, MA

    1,158 Medicare Part D claims (2024)

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  7. 7

    Internal Medicine Physician · Boston, MA

    998 Medicare Part D claims (2024)

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  8. 8

    Internal Medicine Physician · North Andover, MA

    993 Medicare Part D claims (2024)

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  9. 9

    Internal Medicine Physician · Worcester, MA

    957 Medicare Part D claims (2024)

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  10. 10

    Internal Medicine Physician · Boston, MA

    893 Medicare Part D claims (2024)

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  11. 11

    Internal Medicine Physician · Pembroke, MA

    886 Medicare Part D claims (2024)

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  12. 12

    Geriatric Medicine (Family Medicine) Physician · East Longmeadow, MA

    878 Medicare Part D claims (2024)

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  13. 13

    Internal Medicine Physician · Boston, MA

    871 Medicare Part D claims (2024)

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  14. 14

    Geriatric Medicine (Internal Medicine) Physician · Chelmsford, MA

    832 Medicare Part D claims (2024)

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  15. 15

    Cardiovascular Disease Physician · Hyannis, MA

    830 Medicare Part D claims (2024)

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  16. 16

    Cardiovascular Disease Physician · Worcester, MA

    821 Medicare Part D claims (2024)

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  17. 17

    Cardiovascular Disease Physician · Worcester, MA

    806 Medicare Part D claims (2024)

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  18. 18

    Family Medicine Physician · Lawrence, MA

    773 Medicare Part D claims (2024)

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  19. 19

    Internal Medicine Physician · Leominster, MA

    761 Medicare Part D claims (2024)

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  20. 20

    Internal Medicine Physician · Milton, MA

    740 Medicare Part D claims (2024)

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  21. 21

    Family Medicine Physician · Leeds, MA

    712 Medicare Part D claims (2024)

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  22. 22

    Hospitalist Physician · Norwood, MA

    711 Medicare Part D claims (2024)

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  23. 23

    Cardiovascular Disease Physician · Falmouth, MA

    689 Medicare Part D claims (2024)

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  24. 24

    Internal Medicine Physician · South Yarmouth, MA

    687 Medicare Part D claims (2024)

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  25. 25

    Internal Medicine Physician · Concord, MA

    682 Medicare Part D claims (2024)

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  26. 26

    Internal Medicine Physician · Brockton, MA

    669 Medicare Part D claims (2024)

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  27. 27

    Cardiovascular Disease Physician · Hyannis, MA

    657 Medicare Part D claims (2024)

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  28. 28

    Family Medicine Physician · Charlton, MA

    648 Medicare Part D claims (2024)

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  29. 29

    Internal Medicine Physician · Boston, MA

    644 Medicare Part D claims (2024)

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  30. 30
    Jeanne BenoitNURSE PRACTIONER

    Adult Health Nurse Practitioner · Quincy, MA

    644 Medicare Part D claims (2024)

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  31. 31

    Internal Medicine Physician · New Bedford, MA

    604 Medicare Part D claims (2024)

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  32. 32

    Geriatric Medicine (Internal Medicine) Physician · Boston, MA

    603 Medicare Part D claims (2024)

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  33. 33

    Internal Medicine Physician · Brockton, MA

    590 Medicare Part D claims (2024)

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  34. 34

    Nephrology Physician · Plymouth, MA

    589 Medicare Part D claims (2024)

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  35. 35

    Family Medicine Physician · Brockton, MA

    588 Medicare Part D claims (2024)

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  36. 36

    Internal Medicine Physician · Westfield, MA

    587 Medicare Part D claims (2024)

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  37. 37

    Internal Medicine Physician · Worcester, MA

    586 Medicare Part D claims (2024)

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  38. 38

    Family Medicine Physician · Holliston, MA

    586 Medicare Part D claims (2024)

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  39. 39

    Internal Medicine Physician · Lowell, MA

    585 Medicare Part D claims (2024)

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  40. 40

    Family Medicine Physician · Raynham, MA

    583 Medicare Part D claims (2024)

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  41. 41

    Cardiovascular Disease Physician · Webster, MA

    571 Medicare Part D claims (2024)

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  42. 42

    Internal Medicine Physician · Fall River, MA

    571 Medicare Part D claims (2024)

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  43. 43

    Internal Medicine Physician · Cambridge, MA

    549 Medicare Part D claims (2024)

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  44. 44

    Geriatric Medicine (Internal Medicine) Physician · New Bedford, MA

    548 Medicare Part D claims (2024)

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  45. 45

    Internal Medicine Physician · Methuen, MA

    544 Medicare Part D claims (2024)

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  46. 46

    Internal Medicine Physician · Brookline, MA

    544 Medicare Part D claims (2024)

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  47. 47

    Cardiovascular Disease Physician · Ayer, MA

    541 Medicare Part D claims (2024)

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  48. 48

    Cardiovascular Disease Physician · Weymouth, MA

    539 Medicare Part D claims (2024)

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  49. 49

    Cardiovascular Disease Physician · Norwood, MA

    538 Medicare Part D claims (2024)

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  50. 50

    Internal Medicine Physician · Worcester, MA

    537 Medicare Part D claims (2024)

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Medicare Part D only. Counts and ordering reflect Medicare Part D claims (2024) from CMS — they exclude cash-pay, commercial, and Medicaid prescriptions and undercount cash-pay categories (e.g. GLP-1 weight-loss, testosterone). Not a quality or "best" ranking. Absence does not mean a provider does not prescribe losartan. Source: CMS NPPES (June 2026).