NPI Central

Spironolactone (Aldactone) Prescribers in Oregon

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

2,686 providers in Oregon have Medicare Part D claims for spironolactone. 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 OR
2,686
Data year
2024
Registry vintage
June 2026

spironolactone prescribers in Oregon

Ranked by Part D claim volume.
  1. 1

    Physician Assistant · Seaside, OR

    673 Medicare Part D claims (2024)

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  2. 2

    Advanced Heart Failure and Transplant Cardiology Physician · Portland, OR

    591 Medicare Part D claims (2024)

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  3. 3

    Acute Care Nurse Practitioner · Bend, OR

    544 Medicare Part D claims (2024)

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  4. 4

    Advanced Heart Failure and Transplant Cardiology Physician · Portland, OR

    497 Medicare Part D claims (2024)

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  5. 5

    Pulmonary Disease Physician · Bend, OR

    420 Medicare Part D claims (2024)

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  6. 6

    Medical Physician Assistant · Gresham, OR

    415 Medicare Part D claims (2024)

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  7. 7

    Cardiovascular Disease Physician · Portland, OR

    406 Medicare Part D claims (2024)

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  8. 8

    Cardiovascular Disease Physician · Portland, OR

    364 Medicare Part D claims (2024)

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  9. 9

    Internal Medicine Physician · Beaverton, OR

    358 Medicare Part D claims (2024)

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  10. 10

    Advanced Heart Failure and Transplant Cardiology Physician · Portland, OR

    354 Medicare Part D claims (2024)

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  11. 11

    Cardiovascular Disease Physician · Oregon City, OR

    353 Medicare Part D claims (2024)

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  12. 12

    Cardiovascular Disease Physician · Corvallis, OR

    343 Medicare Part D claims (2024)

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  13. 13

    Internal Medicine Physician · Beaverton, OR

    336 Medicare Part D claims (2024)

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  14. 14
    Ivan ArenasM.D.,PHD

    Cardiovascular Disease Physician · Salem, OR

    333 Medicare Part D claims (2024)

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  15. 15

    Cardiovascular Disease Physician · Mcminnville, OR

    322 Medicare Part D claims (2024)

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  16. 16

    Advanced Heart Failure and Transplant Cardiology Physician · Portland, OR

    317 Medicare Part D claims (2024)

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  17. 17

    Cardiovascular Disease Physician · Roseburg, OR

    314 Medicare Part D claims (2024)

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  18. 18

    Internal Medicine Physician · Clackamas, OR

    305 Medicare Part D claims (2024)

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  19. 19

    Physician Assistant · Bend, OR

    304 Medicare Part D claims (2024)

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  20. 20

    Nurse Practitioner · Astoria, OR

    299 Medicare Part D claims (2024)

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  21. 21

    Cardiovascular Disease Physician · Astoria, OR

    294 Medicare Part D claims (2024)

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  22. 22

    Cardiovascular Disease Physician · Portland, OR

    287 Medicare Part D claims (2024)

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  23. 23

    Adult Health Nurse Practitioner · Portland, OR

    273 Medicare Part D claims (2024)

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  24. 24

    Nephrology Physician · Bend, OR

    273 Medicare Part D claims (2024)

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  25. 25

    Cardiovascular Disease Physician · Newberg, OR

    272 Medicare Part D claims (2024)

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  26. 26

    Physician Assistant · Oregon City, OR

    271 Medicare Part D claims (2024)

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  27. 27

    Acute Care Nurse Practitioner · Portland, OR

    266 Medicare Part D claims (2024)

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  28. 28

    Cardiovascular Disease Physician · Portland, OR

    264 Medicare Part D claims (2024)

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  29. 29

    Family Nurse Practitioner · Medford, OR

    264 Medicare Part D claims (2024)

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  30. 30

    Physician Assistant · Springfield, OR

    263 Medicare Part D claims (2024)

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  31. 31

    Interventional Cardiology Physician · Bend, OR

    262 Medicare Part D claims (2024)

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  32. 32

    Cardiovascular Disease Physician · Salem, OR

    253 Medicare Part D claims (2024)

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  33. 33

    Family Nurse Practitioner · Salem, OR

    250 Medicare Part D claims (2024)

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  34. 34

    Cardiovascular Disease Physician · Medford, OR

    248 Medicare Part D claims (2024)

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  35. 35

    Cardiovascular Disease Physician · Grants Pass, OR

    248 Medicare Part D claims (2024)

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  36. 36

    Internal Medicine Physician · Springfield, OR

    241 Medicare Part D claims (2024)

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  37. 37

    Geriatric Medicine (Family Medicine) Physician · Eugene, OR

    239 Medicare Part D claims (2024)

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  38. 38

    Cardiovascular Disease Physician · Beaverton, OR

    231 Medicare Part D claims (2024)

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  39. 39

    Cardiovascular Disease Physician · Oregon City, OR

    230 Medicare Part D claims (2024)

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  40. 40

    Cardiovascular Disease Physician · The Dalles, OR

    225 Medicare Part D claims (2024)

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  41. 41

    Physician Assistant · Corvallis, OR

    222 Medicare Part D claims (2024)

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  42. 42

    Family Nurse Practitioner · Portland, OR

    217 Medicare Part D claims (2024)

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  43. 43

    Cardiovascular Disease Physician · Clackamas, OR

    216 Medicare Part D claims (2024)

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  44. 44

    Cardiovascular Disease Physician · Medford, OR

    215 Medicare Part D claims (2024)

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  45. 45

    Medical Physician Assistant · Clackamas, OR

    212 Medicare Part D claims (2024)

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  46. 46

    Advanced Heart Failure and Transplant Cardiology Physician · Portland, OR

    211 Medicare Part D claims (2024)

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  47. 47

    Cardiovascular Disease Physician · Portland, OR

    211 Medicare Part D claims (2024)

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  48. 48

    Cardiovascular Disease Physician · Portland, OR

    210 Medicare Part D claims (2024)

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  49. 49

    Adult Health Nurse Practitioner · Corvallis, OR

    206 Medicare Part D claims (2024)

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  50. 50

    Nurse Practitioner · Medford, OR

    205 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 spironolactone. Source: CMS NPPES (June 2026).