NPI Central

Tramadol (Ultram, ConZip) Prescribers in California

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

17,562 providers in California have Medicare Part D claims for tramadol. 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 CA
17,562
Data year
2024
Registry vintage
June 2026

tramadol prescribers in California

Ranked by Part D claim volume.
  1. 1

    Family Nurse Practitioner · Lafayette, CA

    1,373 Medicare Part D claims (2024)

    View profile →
  2. 2

    Interventional Pain Medicine Physician · Victorville, CA

    1,157 Medicare Part D claims (2024)

    View profile →
  3. 3

    Family Nurse Practitioner · Oroville, CA

    1,069 Medicare Part D claims (2024)

    View profile →
  4. 4

    General Practice Physician · Glendale, CA

    879 Medicare Part D claims (2024)

    View profile →
  5. 5

    Physician Assistant · Anaheim, CA

    804 Medicare Part D claims (2024)

    View profile →
  6. 6

    Internal Medicine Physician · Fresno, CA

    801 Medicare Part D claims (2024)

    View profile →
  7. 7

    Family Medicine Physician · Stockton, CA

    796 Medicare Part D claims (2024)

    View profile →
  8. 8

    Rheumatology Physician · Tujunga, CA

    757 Medicare Part D claims (2024)

    View profile →
  9. 9

    Rheumatology Physician · Sacramento, CA

    705 Medicare Part D claims (2024)

    View profile →
  10. 10

    Interventional Pain Medicine Physician · Clovis, CA

    700 Medicare Part D claims (2024)

    View profile →
  11. 11

    Family Medicine Physician · Van Nuys, CA

    698 Medicare Part D claims (2024)

    View profile →
  12. 12

    Pain Medicine Physician · Rancho Cucamonga, CA

    676 Medicare Part D claims (2024)

    View profile →
  13. 13
    Chonghao ZhaoM.D., PHD, DABMA

    Specialist · San Gabriel, CA

    655 Medicare Part D claims (2024)

    View profile →
  14. 14

    Clinical Cardiac Electrophysiology Physician · Glendale, CA

    641 Medicare Part D claims (2024)

    View profile →
  15. 15

    Rheumatology Physician · Garden Grove, CA

    641 Medicare Part D claims (2024)

    View profile →
  16. 16

    Nurse Practitioner · Rancho Mirage, CA

    616 Medicare Part D claims (2024)

    View profile →
  17. 17

    Physician Assistant · Los Angeles, CA

    599 Medicare Part D claims (2024)

    View profile →
  18. 18

    Internal Medicine Physician · West Hollywood, CA

    598 Medicare Part D claims (2024)

    View profile →
  19. 19

    Family Medicine Physician · Glendale, CA

    593 Medicare Part D claims (2024)

    View profile →
  20. 20

    Pain Medicine (Physical Medicine & Rehabilitation) Physician · Visalia, CA

    585 Medicare Part D claims (2024)

    View profile →
  21. 21

    Physical Medicine & Rehabilitation Physician · Reseda, CA

    580 Medicare Part D claims (2024)

    View profile →
  22. 22

    Family Medicine Physician · Van Nuys, CA

    572 Medicare Part D claims (2024)

    View profile →
  23. 23

    Pain Medicine (Anesthesiology) Physician · Los Angeles, CA

    567 Medicare Part D claims (2024)

    View profile →
  24. 24

    Rheumatology Physician · Bakersfield, CA

    556 Medicare Part D claims (2024)

    View profile →
  25. 25

    Orthopaedic Surgery Physician · Escondido, CA

    554 Medicare Part D claims (2024)

    View profile →
  26. 26

    Family Medicine Physician · Bakersfield, CA

    543 Medicare Part D claims (2024)

    View profile →
  27. 27

    Adult Health Nurse Practitioner · Los Angeles, CA

    529 Medicare Part D claims (2024)

    View profile →
  28. 28

    Internal Medicine Physician · Riverside, CA

    526 Medicare Part D claims (2024)

    View profile →
  29. 29

    Medical Physician Assistant · Long Beach, CA

    525 Medicare Part D claims (2024)

    View profile →
  30. 30

    Pain Medicine (Anesthesiology) Physician · El Centro, CA

    519 Medicare Part D claims (2024)

    View profile →
  31. 31

    Adult Reconstructive Orthopaedic Surgery Physician · West Hills, CA

    508 Medicare Part D claims (2024)

    View profile →
  32. 32

    Internal Medicine Physician · Live Oak, CA

    494 Medicare Part D claims (2024)

    View profile →
  33. 33

    Pain Medicine (Anesthesiology) Physician · Santa Clarita, CA

    480 Medicare Part D claims (2024)

    View profile →
  34. 34

    Nurse Practitioner · Visalia, CA

    479 Medicare Part D claims (2024)

    View profile →
  35. 35

    Anesthesiology Physician · Rancho Mirage, CA

    475 Medicare Part D claims (2024)

    View profile →
  36. 36

    Family Medicine Physician · Los Angeles, CA

    469 Medicare Part D claims (2024)

    View profile →
  37. 37

    Interventional Pain Medicine Physician · Chino, CA

    468 Medicare Part D claims (2024)

    View profile →
  38. 38

    Family Nurse Practitioner · West Covina, CA

    459 Medicare Part D claims (2024)

    View profile →
  39. 39

    Physician Assistant · Murrieta, CA

    455 Medicare Part D claims (2024)

    View profile →
  40. 40

    Physical Medicine & Rehabilitation Physician · Upland, CA

    453 Medicare Part D claims (2024)

    View profile →
  41. 41

    Pain Medicine Physician · Moreno Valley, CA

    453 Medicare Part D claims (2024)

    View profile →
  42. 42

    Nurse Practitioner · Chino, CA

    453 Medicare Part D claims (2024)

    View profile →
  43. 43
    Michael GuilesPHYSICIAN ASSISTANT

    Medical Physician Assistant · Rancho Mirage, CA

    451 Medicare Part D claims (2024)

    View profile →
  44. 44
    Maria PadillaFNP, PHN, RN

    Family Nurse Practitioner · Irvine, CA

    449 Medicare Part D claims (2024)

    View profile →
  45. 45

    Physician Assistant · Rancho Mirage, CA

    444 Medicare Part D claims (2024)

    View profile →
  46. 46

    Pain Medicine (Anesthesiology) Physician · Van Nuys, CA

    440 Medicare Part D claims (2024)

    View profile →
  47. 47

    Family Medicine Physician · Burbank, CA

    435 Medicare Part D claims (2024)

    View profile →
  48. 48

    Family Nurse Practitioner · Fresno, CA

    434 Medicare Part D claims (2024)

    View profile →
  49. 49

    Family Nurse Practitioner · Atascadero, CA

    433 Medicare Part D claims (2024)

    View profile →
  50. 50
    Marcella NorthernMSN, RN, FNP, CNOR

    Family Nurse Practitioner · Newport Beach, CA

    433 Medicare Part D claims (2024)

    View profile →

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 tramadol. tramadol is a Schedule IV controlled substance; this is a factual claims directory only — not medical advice, not an endorsement, and not instructions for obtaining any medication. Source: CMS NPPES (June 2026).