NPI Central

Warfarin (Coumadin, Jantoven) Prescribers in Colorado

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

1,765 providers in Colorado have Medicare Part D claims for warfarin. 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 CO
1,765
Data year
2024
Registry vintage
June 2026

warfarin prescribers in Colorado

Ranked by Part D claim volume.
  1. 1

    Family Nurse Practitioner · Colorado Springs, CO

    538 Medicare Part D claims (2024)

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  2. 2

    Pharmacist · Aurora, CO

    312 Medicare Part D claims (2024)

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  3. 3

    Internal Medicine Physician · Greeley, CO

    239 Medicare Part D claims (2024)

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  4. 4

    Interventional Cardiology Physician · Wheat Ridge, CO

    214 Medicare Part D claims (2024)

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  5. 5

    Cardiovascular Disease Physician · Fort Collins, CO

    207 Medicare Part D claims (2024)

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  6. 6

    Hematology & Oncology Physician · Englewood, CO

    203 Medicare Part D claims (2024)

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  7. 7

    Family Nurse Practitioner · Holyoke, CO

    186 Medicare Part D claims (2024)

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  8. 8

    Family Medicine Physician · Canon City, CO

    179 Medicare Part D claims (2024)

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  9. 9

    Cardiovascular Disease Physician · Fort Collins, CO

    173 Medicare Part D claims (2024)

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  10. 10

    Internal Medicine Physician · Westminster, CO

    163 Medicare Part D claims (2024)

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  11. 11

    Emergency Medicine Physician · Durango, CO

    161 Medicare Part D claims (2024)

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  12. 12

    Internal Medicine Physician · Wheat Ridge, CO

    161 Medicare Part D claims (2024)

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  13. 13

    Family Medicine Physician · Rifle, CO

    160 Medicare Part D claims (2024)

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  14. 14

    Internal Medicine Physician · Parker, CO

    159 Medicare Part D claims (2024)

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  15. 15

    Internal Medicine Physician · Longmont, CO

    158 Medicare Part D claims (2024)

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  16. 16

    Cardiovascular Disease Physician · Steamboat Springs, CO

    151 Medicare Part D claims (2024)

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  17. 17

    Cardiovascular Disease Physician · Fort Collins, CO

    146 Medicare Part D claims (2024)

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  18. 18

    Internal Medicine Physician · Brighton, CO

    144 Medicare Part D claims (2024)

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  19. 19

    Adult Health Nurse Practitioner · Aurora, CO

    142 Medicare Part D claims (2024)

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  20. 20
    Claudia BenedictM.D.,F.A.C.C.

    Cardiovascular Disease Physician · Westminster, CO

    140 Medicare Part D claims (2024)

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  21. 21

    Internal Medicine Physician · Littleton, CO

    139 Medicare Part D claims (2024)

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  22. 22

    Cardiovascular Disease Physician · Durango, CO

    137 Medicare Part D claims (2024)

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  23. 23

    Cardiovascular Disease Physician · Fort Collins, CO

    134 Medicare Part D claims (2024)

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  24. 24

    Interventional Cardiology Physician · Fort Collins, CO

    133 Medicare Part D claims (2024)

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  25. 25

    Internal Medicine Physician · Westminster, CO

    133 Medicare Part D claims (2024)

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  26. 26

    Internal Medicine Physician · Westminster, CO

    133 Medicare Part D claims (2024)

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  27. 27

    Physician Assistant · Julesburg, CO

    132 Medicare Part D claims (2024)

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  28. 28

    Family Nurse Practitioner · Fort Collins, CO

    132 Medicare Part D claims (2024)

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  29. 29

    Family Medicine Physician · Lafayette, CO

    130 Medicare Part D claims (2024)

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  30. 30

    Internal Medicine Physician · Denver, CO

    127 Medicare Part D claims (2024)

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  31. 31
    Jeffrey RubinsteinM.D.,F.A.C.C.

    Interventional Cardiology Physician · Lakewood, CO

    127 Medicare Part D claims (2024)

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  32. 32

    Geriatric Medicine (Internal Medicine) Physician · Grand Junction, CO

    126 Medicare Part D claims (2024)

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  33. 33

    Cardiovascular Disease Physician · Durango, CO

    125 Medicare Part D claims (2024)

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  34. 34

    Hematology & Oncology Physician · Colorado Springs, CO

    125 Medicare Part D claims (2024)

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  35. 35

    Interventional Cardiology Physician · Fort Collins, CO

    124 Medicare Part D claims (2024)

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  36. 36

    Cardiovascular Disease Physician · Aurora, CO

    123 Medicare Part D claims (2024)

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  37. 37

    Internal Medicine Physician · Westminster, CO

    121 Medicare Part D claims (2024)

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  38. 38

    Nurse Practitioner · Vail, CO

    121 Medicare Part D claims (2024)

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  39. 39

    Internal Medicine Physician · Denver, CO

    121 Medicare Part D claims (2024)

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  40. 40

    Cardiovascular Disease Physician · Fort Collins, CO

    121 Medicare Part D claims (2024)

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  41. 41

    Interventional Cardiology Physician · Englewood, CO

    119 Medicare Part D claims (2024)

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  42. 42

    Family Medicine Physician · Castle Rock, CO

    116 Medicare Part D claims (2024)

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  43. 43

    Internal Medicine Physician · Centennial, CO

    115 Medicare Part D claims (2024)

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  44. 44

    Cardiovascular Disease Physician · Fort Collins, CO

    114 Medicare Part D claims (2024)

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  45. 45

    Internal Medicine Physician · Westminster, CO

    114 Medicare Part D claims (2024)

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  46. 46

    Internal Medicine Physician · Denver, CO

    113 Medicare Part D claims (2024)

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  47. 47

    Cardiovascular Disease Physician · Fort Collins, CO

    112 Medicare Part D claims (2024)

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  48. 48

    Family Medicine Physician · Aurora, CO

    111 Medicare Part D claims (2024)

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  49. 49

    Family Medicine Physician · Centennial, CO

    110 Medicare Part D claims (2024)

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  50. 50

    Internal Medicine Physician · Delta, CO

    110 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 warfarin. Source: CMS NPPES (June 2026).