NPI Central

Omeprazole (Prilosec) Prescribers in Maryland

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

4,068 providers in Maryland have Medicare Part D claims for omeprazole. 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 MD
4,068
Data year
2024
Registry vintage
June 2026

omeprazole prescribers in Maryland

Ranked by Part D claim volume.
  1. 1

    Specialist · Baltimore, MD

    684 Medicare Part D claims (2024)

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  2. 2

    Internal Medicine Physician · Columbia, MD

    643 Medicare Part D claims (2024)

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  3. 3

    Family Medicine Physician · Rockville, MD

    607 Medicare Part D claims (2024)

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  4. 4

    Family Medicine Physician · Hagerstown, MD

    569 Medicare Part D claims (2024)

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  5. 5

    Internal Medicine Physician · Columbia, MD

    543 Medicare Part D claims (2024)

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  6. 6

    Internal Medicine Physician · Cumberland, MD

    539 Medicare Part D claims (2024)

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  7. 7

    Physician Assistant · Cumberland, MD

    516 Medicare Part D claims (2024)

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  8. 8

    Gastroenterology Physician · Baltimore, MD

    489 Medicare Part D claims (2024)

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  9. 9

    Internal Medicine Physician · Columbia, MD

    475 Medicare Part D claims (2024)

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  10. 10

    Internal Medicine Physician · Bel Air, MD

    464 Medicare Part D claims (2024)

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  11. 11

    Family Medicine Physician · Elkton, MD

    462 Medicare Part D claims (2024)

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  12. 12

    Gastroenterology Physician · Hagerstown, MD

    438 Medicare Part D claims (2024)

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  13. 13

    Internal Medicine Physician · Salisbury, MD

    437 Medicare Part D claims (2024)

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  14. 14

    Internal Medicine Physician · Salisbury, MD

    424 Medicare Part D claims (2024)

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  15. 15

    Physician Assistant · Rockville, MD

    419 Medicare Part D claims (2024)

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  16. 16

    Sleep Medicine (Family Medicine) Physician · Waldorf, MD

    417 Medicare Part D claims (2024)

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  17. 17

    Gastroenterology Physician · Hagerstown, MD

    417 Medicare Part D claims (2024)

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  18. 18

    Gastroenterology Physician · Rockville, MD

    416 Medicare Part D claims (2024)

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  19. 19

    Family Nurse Practitioner · Salisbury, MD

    414 Medicare Part D claims (2024)

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  20. 20

    Internal Medicine Physician · Glen Burnie, MD

    410 Medicare Part D claims (2024)

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  21. 21

    Gastroenterology Physician · Bethesda, MD

    406 Medicare Part D claims (2024)

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  22. 22

    Family Medicine Physician · Williamsport, MD

    396 Medicare Part D claims (2024)

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  23. 23

    Gastroenterology Physician · Westminster, MD

    396 Medicare Part D claims (2024)

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  24. 24

    Internal Medicine Physician · Westminster, MD

    396 Medicare Part D claims (2024)

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  25. 25

    Otolaryngology Physician · Annapolis, MD

    394 Medicare Part D claims (2024)

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  26. 26

    Nuclear Imaging & Therapy Physician · Baltimore, MD

    394 Medicare Part D claims (2024)

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  27. 27

    Internal Medicine Physician · Ellicott City, MD

    393 Medicare Part D claims (2024)

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  28. 28

    Internal Medicine Physician · Rockville, MD

    390 Medicare Part D claims (2024)

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  29. 29

    Family Medicine Physician · Lanham, MD

    389 Medicare Part D claims (2024)

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  30. 30

    Specialist · Hagerstown, MD

    382 Medicare Part D claims (2024)

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  31. 31

    Internal Medicine Physician · Linthicum Heights, MD

    376 Medicare Part D claims (2024)

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  32. 32

    Family Medicine Physician · Ellicott City, MD

    374 Medicare Part D claims (2024)

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  33. 33

    Internal Medicine Physician · Salisbury, MD

    368 Medicare Part D claims (2024)

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  34. 34

    Adult Health Nurse Practitioner · Cumberland, MD

    363 Medicare Part D claims (2024)

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  35. 35

    Nephrology Physician · Timonium, MD

    362 Medicare Part D claims (2024)

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  36. 36

    Family Medicine Physician · Lutherville Timonium, MD

    359 Medicare Part D claims (2024)

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  37. 37

    Internal Medicine Physician · Linthicum Heights, MD

    355 Medicare Part D claims (2024)

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  38. 38

    Gastroenterology Physician · Waldorf, MD

    353 Medicare Part D claims (2024)

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  39. 39

    Internal Medicine Physician · Cumberland, MD

    353 Medicare Part D claims (2024)

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  40. 40

    Internal Medicine Physician · Havre De Grace, MD

    353 Medicare Part D claims (2024)

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  41. 41

    Internal Medicine Physician · Rockville, MD

    345 Medicare Part D claims (2024)

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  42. 42

    Internal Medicine Physician · Hagerstown, MD

    342 Medicare Part D claims (2024)

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  43. 43

    Physician Assistant · Baltimore, MD

    339 Medicare Part D claims (2024)

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  44. 44

    Internal Medicine Physician · Easton, MD

    332 Medicare Part D claims (2024)

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  45. 45

    Internal Medicine Physician · Frederick, MD

    328 Medicare Part D claims (2024)

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  46. 46

    Internal Medicine Physician · Frederick, MD

    319 Medicare Part D claims (2024)

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  47. 47

    Internal Medicine Physician · Ellicott City, MD

    318 Medicare Part D claims (2024)

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  48. 48

    Internal Medicine Physician · Cumberland, MD

    317 Medicare Part D claims (2024)

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  49. 49

    Internal Medicine Physician · Baltimore, MD

    316 Medicare Part D claims (2024)

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  50. 50

    Internal Medicine Physician · Frederick, MD

    307 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 omeprazole. Source: CMS NPPES (June 2026).