NPI Central

Metformin (Glucophage, Fortamet) Prescribers in Maine

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

1,544 providers in Maine have Medicare Part D claims for metformin. 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 ME
1,544
Data year
2024
Registry vintage
June 2026

metformin prescribers in Maine

Ranked by Part D claim volume.
  1. 1

    Physician Assistant · Augusta, ME

    650 Medicare Part D claims (2024)

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  2. 2

    Geriatric Medicine (Internal Medicine) Physician · Lewiston, ME

    578 Medicare Part D claims (2024)

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  3. 3

    Family Medicine Physician · Presque Isle, ME

    480 Medicare Part D claims (2024)

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  4. 4

    Endocrinology, Diabetes & Metabolism Physician · Scarborough, ME

    468 Medicare Part D claims (2024)

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  5. 5

    Internal Medicine Physician · Bridgton, ME

    444 Medicare Part D claims (2024)

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  6. 6

    Family Nurse Practitioner · Bangor, ME

    436 Medicare Part D claims (2024)

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  7. 7
    Alexandra IdenburgMD, MRCGP(UK)

    General Practice Physician · Pittsfield, ME

    425 Medicare Part D claims (2024)

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  8. 8

    Internal Medicine Physician · Sanford, ME

    423 Medicare Part D claims (2024)

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  9. 9

    Internal Medicine Physician · Biddeford, ME

    411 Medicare Part D claims (2024)

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  10. 10

    Family Nurse Practitioner · Lewiston, ME

    409 Medicare Part D claims (2024)

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  11. 11

    Family Medicine Physician · Presque Isle, ME

    402 Medicare Part D claims (2024)

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  12. 12

    Internal Medicine Physician · Biddeford, ME

    390 Medicare Part D claims (2024)

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  13. 13

    Family Nurse Practitioner · Scarborough, ME

    378 Medicare Part D claims (2024)

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  14. 14

    Family Medicine Physician · North Berwick, ME

    366 Medicare Part D claims (2024)

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  15. 15

    Physician Assistant · Presque Isle, ME

    363 Medicare Part D claims (2024)

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  16. 16

    Internal Medicine Physician · Portland, ME

    362 Medicare Part D claims (2024)

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  17. 17

    Family Medicine Physician · Windham, ME

    359 Medicare Part D claims (2024)

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  18. 18

    Nurse Practitioner · Augusta, ME

    352 Medicare Part D claims (2024)

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  19. 19

    Internal Medicine Physician · Presque Isle, ME

    343 Medicare Part D claims (2024)

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  20. 20

    Medical Physician Assistant · Biddeford, ME

    331 Medicare Part D claims (2024)

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  21. 21

    Internal Medicine Physician · Biddeford, ME

    331 Medicare Part D claims (2024)

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  22. 22

    Internal Medicine Physician · Auburn, ME

    322 Medicare Part D claims (2024)

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  23. 23

    Family Medicine Physician · Caribou, ME

    319 Medicare Part D claims (2024)

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  24. 24

    Family Medicine Physician · Norway, ME

    309 Medicare Part D claims (2024)

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  25. 25

    Physician Assistant · Old Town, ME

    308 Medicare Part D claims (2024)

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  26. 26

    Internal Medicine Physician · Biddeford, ME

    308 Medicare Part D claims (2024)

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  27. 27

    Family Medicine Physician · Brunswick, ME

    307 Medicare Part D claims (2024)

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  28. 28

    Family Medicine Physician · Gorham, ME

    305 Medicare Part D claims (2024)

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  29. 29

    Internal Medicine Physician · Lewiston, ME

    305 Medicare Part D claims (2024)

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  30. 30

    Family Medicine Physician · Caribou, ME

    304 Medicare Part D claims (2024)

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  31. 31

    Family Medicine Physician · Lincoln, ME

    302 Medicare Part D claims (2024)

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  32. 32

    Family Medicine Physician · Sanford, ME

    301 Medicare Part D claims (2024)

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  33. 33

    Primary Care Nurse Practitioner · Van Buren, ME

    298 Medicare Part D claims (2024)

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  34. 34

    Physician Assistant · Scarborough, ME

    296 Medicare Part D claims (2024)

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  35. 35

    Endocrinology, Diabetes & Metabolism Physician · Lewiston, ME

    294 Medicare Part D claims (2024)

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  36. 36

    Internal Medicine Physician · Rumford, ME

    288 Medicare Part D claims (2024)

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  37. 37

    Internal Medicine Physician · Bangor, ME

    282 Medicare Part D claims (2024)

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  38. 38

    Internal Medicine Physician · Old Orchard Beach, ME

    282 Medicare Part D claims (2024)

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  39. 39

    Family Nurse Practitioner · Millinocket, ME

    281 Medicare Part D claims (2024)

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  40. 40

    Family Medicine Physician · Bangor, ME

    281 Medicare Part D claims (2024)

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  41. 41

    Internal Medicine Physician · Bangor, ME

    279 Medicare Part D claims (2024)

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  42. 42

    Internal Medicine Physician · Scarborough, ME

    277 Medicare Part D claims (2024)

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  43. 43

    Internal Medicine Physician · Portland, ME

    277 Medicare Part D claims (2024)

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  44. 44

    Family Medicine Physician · Lewiston, ME

    276 Medicare Part D claims (2024)

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  45. 45

    Acute Care Nurse Practitioner · Ellsworth, ME

    275 Medicare Part D claims (2024)

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  46. 46

    Family Medicine Physician · Madison, ME

    274 Medicare Part D claims (2024)

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  47. 47

    Family Medicine Physician · Saco, ME

    271 Medicare Part D claims (2024)

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  48. 48

    Family Medicine Physician · South Portland, ME

    271 Medicare Part D claims (2024)

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  49. 49

    Family Medicine Physician · Kittery, ME

    269 Medicare Part D claims (2024)

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  50. 50

    Family Medicine Physician · Brunswick, ME

    268 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 metformin. Source: CMS NPPES (June 2026).