NPI Central

Tamsulosin (Flomax) Prescribers in Guam

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

35 providers in Guam have Medicare Part D claims for tamsulosin. 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 GU
35
Data year
2024
Registry vintage
June 2026

tamsulosin prescribers in Guam

Ranked by Part D claim volume.
  1. 1

    Urology Physician · Tamuning, GU

    269 Medicare Part D claims (2024)

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  2. 2

    Family Medicine Physician · Tamuning, GU

    228 Medicare Part D claims (2024)

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  3. 3

    Internal Medicine Physician · Tamuning, GU

    126 Medicare Part D claims (2024)

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  4. 4

    Family Medicine Physician · Upper Tumon, GU

    119 Medicare Part D claims (2024)

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  5. 5

    Internal Medicine Physician · Tamuning, GU

    119 Medicare Part D claims (2024)

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  6. 6

    Surgery Physician · Tamuning, GU

    113 Medicare Part D claims (2024)

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  7. 7

    Undersea and Hyperbaric Medicine (Preventive Medicine) Physician · Dededo, GU

    103 Medicare Part D claims (2024)

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  8. 8

    Internal Medicine Physician · Tamuning, GU

    95 Medicare Part D claims (2024)

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  9. 9

    Specialist · Tamuning, GU

    94 Medicare Part D claims (2024)

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  10. 10

    Internal Medicine Physician · Tamuning, GU

    84 Medicare Part D claims (2024)

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  11. 11

    Urology Physician · Dededo, GU

    81 Medicare Part D claims (2024)

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  12. 12

    Internal Medicine Physician · Mangilao, GU

    69 Medicare Part D claims (2024)

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  13. 13

    Internal Medicine Physician · Tamuning, GU

    63 Medicare Part D claims (2024)

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  14. 14

    Family Medicine Physician · Tamuning, GU

    59 Medicare Part D claims (2024)

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  15. 15

    Family Medicine Physician · Dededo, GU

    57 Medicare Part D claims (2024)

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  16. 16

    Family Medicine Physician · Upper Tumon, GU

    49 Medicare Part D claims (2024)

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  17. 17

    Internal Medicine Physician · Tamuning, GU

    48 Medicare Part D claims (2024)

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  18. 18

    Internal Medicine Physician · Oka Tamuning, GU

    41 Medicare Part D claims (2024)

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  19. 19

    Family Medicine Physician · Tamuning, GU

    38 Medicare Part D claims (2024)

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  20. 20

    Family Medicine Physician · Tamuning, GU

    35 Medicare Part D claims (2024)

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  21. 21

    Family Medicine Physician · Lithonia, GU

    34 Medicare Part D claims (2024)

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  22. 22

    Internal Medicine Physician · Tamuning, GU

    33 Medicare Part D claims (2024)

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  23. 23

    Geriatric Medicine (Family Medicine) Physician · Dededo, GU

    30 Medicare Part D claims (2024)

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  24. 24

    Nurse Practitioner · Dededo, GU

    27 Medicare Part D claims (2024)

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  25. 25

    Family Medicine Physician · Tamuning, GU

    27 Medicare Part D claims (2024)

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  26. 26

    Urology Physician · Tamuning, GU

    25 Medicare Part D claims (2024)

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  27. 27

    Family Nurse Practitioner · Dededo, GU

    20 Medicare Part D claims (2024)

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  28. 28

    Internal Medicine Physician · Tamuning, GU

    18 Medicare Part D claims (2024)

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  29. 29

    Family Medicine Physician · Dededo, GU

    16 Medicare Part D claims (2024)

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  30. 30

    Primary Care Nurse Practitioner · Tamuning, GU

    16 Medicare Part D claims (2024)

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  31. 31

    Family Medicine Physician · Tamuning, GU

    15 Medicare Part D claims (2024)

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  32. 32

    Primary Care Nurse Practitioner · Bededo, GU

    12 Medicare Part D claims (2024)

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  33. 33

    Hospitalist Physician · Dededo, GU

    12 Medicare Part D claims (2024)

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  34. 34

    Specialist · Tamuning, GU

    12 Medicare Part D claims (2024)

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  35. 35

    Hematology & Oncology Physician · Tamuning, GU

    11 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 tamsulosin. Source: CMS NPPES (June 2026).