NPI Central

Levothyroxine (Synthroid, Levoxyl) Prescribers in Massachusetts

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

7,185 providers in Massachusetts have Medicare Part D claims for levothyroxine. 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
7,185
Data year
2024
Registry vintage
June 2026

levothyroxine prescribers in Massachusetts

Ranked by Part D claim volume.
  1. 1

    Internal Medicine Physician · Weston, MA

    4,944 Medicare Part D claims (2024)

    View profile →
  2. 2

    Geriatric Medicine (Internal Medicine) Physician · Chelmsford, MA

    2,962 Medicare Part D claims (2024)

    View profile →
  3. 3

    Nurse Practitioner · Andover, MA

    2,521 Medicare Part D claims (2024)

    View profile →
  4. 4

    Family Medicine Physician · Leeds, MA

    2,413 Medicare Part D claims (2024)

    View profile →
  5. 5

    Internal Medicine Physician · North Andover, MA

    2,378 Medicare Part D claims (2024)

    View profile →
  6. 6

    Internal Medicine Physician · Worcester, MA

    2,326 Medicare Part D claims (2024)

    View profile →
  7. 7

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

    2,281 Medicare Part D claims (2024)

    View profile →
  8. 8

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

    1,938 Medicare Part D claims (2024)

    View profile →
  9. 9

    Internal Medicine Physician · Pembroke, MA

    1,890 Medicare Part D claims (2024)

    View profile →
  10. 10

    Endocrinology, Diabetes & Metabolism Physician · Gloucester, MA

    1,817 Medicare Part D claims (2024)

    View profile →
  11. 11

    Internal Medicine Physician · Boston, MA

    1,638 Medicare Part D claims (2024)

    View profile →
  12. 12

    Endocrinology, Diabetes & Metabolism Physician · Winchester, MA

    1,628 Medicare Part D claims (2024)

    View profile →
  13. 13

    Endocrinology, Diabetes & Metabolism Physician · Boston, MA

    1,583 Medicare Part D claims (2024)

    View profile →
  14. 14

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

    1,562 Medicare Part D claims (2024)

    View profile →
  15. 15

    Internal Medicine Physician · Worcester, MA

    1,450 Medicare Part D claims (2024)

    View profile →
  16. 16

    Internal Medicine Physician · Fall River, MA

    1,420 Medicare Part D claims (2024)

    View profile →
  17. 17

    Internal Medicine Physician · Cambridge, MA

    1,417 Medicare Part D claims (2024)

    View profile →
  18. 18

    Internal Medicine Physician · N Chelmsford, MA

    1,374 Medicare Part D claims (2024)

    View profile →
  19. 19

    Endocrinology, Diabetes & Metabolism Physician · Fall River, MA

    1,364 Medicare Part D claims (2024)

    View profile →
  20. 20

    Endocrinology, Diabetes & Metabolism Physician · Burlington, MA

    1,339 Medicare Part D claims (2024)

    View profile →
  21. 21

    Endocrinology, Diabetes & Metabolism Physician · Peabody, MA

    1,322 Medicare Part D claims (2024)

    View profile →
  22. 22

    Physical Medicine & Rehabilitation Physician · Ludlow, MA

    1,311 Medicare Part D claims (2024)

    View profile →
  23. 23

    Endocrinology, Diabetes & Metabolism Physician · South Weymouth, MA

    1,279 Medicare Part D claims (2024)

    View profile →
  24. 24

    Family Medicine Physician · Barre, MA

    1,266 Medicare Part D claims (2024)

    View profile →
  25. 25

    Endocrinology, Diabetes & Metabolism Physician · Pittsfield, MA

    1,244 Medicare Part D claims (2024)

    View profile →
  26. 26

    Internal Medicine Physician · Worcester, MA

    1,227 Medicare Part D claims (2024)

    View profile →
  27. 27

    Hospitalist Physician · Norwood, MA

    1,207 Medicare Part D claims (2024)

    View profile →
  28. 28

    Family Medicine Physician · Fall River, MA

    1,206 Medicare Part D claims (2024)

    View profile →
  29. 29

    Endocrinology, Diabetes & Metabolism Physician · Middleboro, MA

    1,195 Medicare Part D claims (2024)

    View profile →
  30. 30

    Internal Medicine Physician · Quincy, MA

    1,151 Medicare Part D claims (2024)

    View profile →
  31. 31

    Internal Medicine Physician · Westfield, MA

    1,144 Medicare Part D claims (2024)

    View profile →
  32. 32

    Endocrinology, Diabetes & Metabolism Physician · Harwich, MA

    1,130 Medicare Part D claims (2024)

    View profile →
  33. 33

    Endocrinology, Diabetes & Metabolism Physician · Framingham, MA

    1,098 Medicare Part D claims (2024)

    View profile →
  34. 34

    Internal Medicine Physician · N Chelmsford, MA

    1,084 Medicare Part D claims (2024)

    View profile →
  35. 35

    Internal Medicine Physician · Chelmsford, MA

    1,076 Medicare Part D claims (2024)

    View profile →
  36. 36

    Internal Medicine Physician · Winchester, MA

    1,073 Medicare Part D claims (2024)

    View profile →
  37. 37

    Internal Medicine Physician · Brockton, MA

    1,070 Medicare Part D claims (2024)

    View profile →
  38. 38

    Geriatric Medicine (Internal Medicine) Physician · Worcester, MA

    1,064 Medicare Part D claims (2024)

    View profile →
  39. 39

    Internal Medicine Physician · Milton, MA

    1,057 Medicare Part D claims (2024)

    View profile →
  40. 40

    Specialist · Framingham, MA

    1,050 Medicare Part D claims (2024)

    View profile →
  41. 41

    Endocrinology, Diabetes & Metabolism Physician · Boston, MA

    1,046 Medicare Part D claims (2024)

    View profile →
  42. 42

    Endocrinology, Diabetes & Metabolism Physician · Boston, MA

    1,037 Medicare Part D claims (2024)

    View profile →
  43. 43

    Internal Medicine Physician · Dartmouth, MA

    1,030 Medicare Part D claims (2024)

    View profile →
  44. 44

    Endocrinology, Diabetes & Metabolism Physician · Boston, MA

    1,026 Medicare Part D claims (2024)

    View profile →
  45. 45

    Endocrinology, Diabetes & Metabolism Physician · Newburyport, MA

    1,009 Medicare Part D claims (2024)

    View profile →
  46. 46

    Endocrinology, Diabetes & Metabolism Physician · Boston, MA

    1,009 Medicare Part D claims (2024)

    View profile →
  47. 47

    Internal Medicine Physician · Springfield, MA

    1,009 Medicare Part D claims (2024)

    View profile →
  48. 48

    Internal Medicine Physician · Lee, MA

    998 Medicare Part D claims (2024)

    View profile →
  49. 49

    Internal Medicine Physician · Fall River, MA

    984 Medicare Part D claims (2024)

    View profile →
  50. 50

    Endocrinology, Diabetes & Metabolism Physician · Greenfield, MA

    975 Medicare Part D claims (2024)

    View profile →

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 levothyroxine. Source: CMS NPPES (June 2026).