NPI Central

Doctors Who Treat Rectal Bleeding in California

Providers in California whose specialty's scope covers rectal bleeding— ranked by profile completeness & registry tenure, notby quality, outcomes, or who is "best".

3,067 active providers in California have a primary specialty that treats rectal bleeding. We assert that these specialties treat rectal bleeding, not that any specific provider treats your case. Open a city for a local list, or any provider for their full profile and map.

Providers in CA
3,067
Cities listed
40
Registry vintage
June 2026

Rectal Bleeding specialists in California

Top 50 of 3,067
  1. 1

    Gastroenterology Physician · Stanford, CA

    Approximate (ZIP-level)View full profile & map →
  2. 2

    Gastroenterology Physician · Upland, CA

    Street-level locationView full profile & map →
  3. 3

    Gastroenterology Physician · Los Angeles, CA

    Street-level locationView full profile & map →
  4. 4

    Gastroenterology Physician · San Luis Obispo, CA

    Street-level locationView full profile & map →
  5. 5

    Gastroenterology Physician · Burlingame, CA

    Approximate (ZIP-level)View full profile & map →
  6. 6
    Kumkum PatelM.D., MPH

    Gastroenterology Physician · Fullerton, CA

    Street-level locationView full profile & map →
  7. 7

    Gastroenterology Physician · Los Angeles, CA

    Street-level locationView full profile & map →
  8. 8

    Gastroenterology Physician · Hemet, CA

    Street-level locationView full profile & map →
  9. 9

    Gastroenterology Physician · Oakland, CA

    Approximate (ZIP-level)View full profile & map →
  10. 10

    Gastroenterology Physician · Los Angeles, CA

    Street-level locationView full profile & map →
  11. 11

    Gastroenterology Physician · Canoga Park, CA

    Street-level locationView full profile & map →
  12. 12

    Gastroenterology Physician · Chico, CA

    Street-level locationView full profile & map →
  13. 13

    Gastroenterology Physician · Citrus Heights, CA

    Street-level locationView full profile & map →
  14. 14

    Gastroenterology Physician · Long Beach, CA

    Street-level locationView full profile & map →
  15. 15

    Gastroenterology Physician · Stanford, CA

    Approximate (ZIP-level)View full profile & map →
  16. 16

    Gastroenterology Physician · Santa Monica, CA

    Street-level locationView full profile & map →
  17. 17

    Gastroenterology Physician · Laguna Hills, CA

    Street-level locationView full profile & map →
  18. 18

    Gastroenterology Physician · Los Angeles, CA

    Street-level locationView full profile & map →
  19. 19

    Gastroenterology Physician · Oceanside, CA

    Street-level locationView full profile & map →
  20. 20

    Colon & Rectal Surgery Physician · Glendale, CA

    Street-level locationView full profile & map →
  21. 21

    Gastroenterology Physician · Bakersfield, CA

    Street-level locationView full profile & map →
  22. 22
    M. Mazen JamalM.D., M.P.H.

    Gastroenterology Physician · Corona, CA

    Street-level locationView full profile & map →
  23. 23

    Gastroenterology Physician · Oxnard, CA

    Street-level locationView full profile & map →
  24. 24

    Gastroenterology Physician · San Clemente, CA

    Street-level locationView full profile & map →
  25. 25
    Wing KamM.D., PH.D.

    Gastroenterology Physician · San Francisco, CA

    Street-level locationView full profile & map →
  26. 26

    Colon & Rectal Surgery Physician · Fresno, CA

    Street-level locationView full profile & map →
  27. 27

    Gastroenterology Physician · Santa Clara, CA

    Approximate (ZIP-level)View full profile & map →
  28. 28

    Gastroenterology Physician · Encinitas, CA

    Street-level locationView full profile & map →
  29. 29

    Colon & Rectal Surgery Physician · Laguna Hills, CA

    Street-level locationView full profile & map →
  30. 30

    Gastroenterology Physician · San Diego, CA

    Street-level locationView full profile & map →
  31. 31

    Gastroenterology Physician · Roseville, CA

    Street-level locationView full profile & map →
  32. 32

    Gastroenterology Physician · Glendora, CA

    Street-level locationView full profile & map →
  33. 33

    Gastroenterology Physician · Monterey Park, CA

    Street-level locationView full profile & map →
  34. 34

    Gastroenterology Physician · Anaheim, CA

    Approximate (ZIP-level)View full profile & map →
  35. 35

    Gastroenterology Physician · Walnut Creek, CA

    Street-level locationView full profile & map →
  36. 36

    Gastroenterology Physician · San Diego, CA

    Street-level locationView full profile & map →
  37. 37

    Gastroenterology Physician · Palo Alto, CA

    Street-level locationView full profile & map →
  38. 38

    Gastroenterology Physician · Camarillo, CA

    Street-level locationView full profile & map →
  39. 39

    Gastroenterology Physician · Rancho Cucamonga, CA

    Street-level locationView full profile & map →
  40. 40

    Gastroenterology Physician · Modesto, CA

    Street-level locationView full profile & map →
  41. 41

    Gastroenterology Physician · Los Angeles, CA

    Approximate (ZIP-level)View full profile & map →
  42. 42

    Gastroenterology Physician · Oakland, CA

    Street-level locationView full profile & map →
  43. 43

    Gastroenterology Physician · Stanford, CA

    Approximate (ZIP-level)View full profile & map →
  44. 44

    Gastroenterology Physician · Irvine, CA

    Street-level locationView full profile & map →
  45. 45

    Gastroenterology Physician · Los Angeles, CA

    Street-level locationView full profile & map →
  46. 46

    Gastroenterology Physician · La Quinta, CA

    Street-level locationView full profile & map →
  47. 47

    Colon & Rectal Surgery Physician · Beverly Hills, CA

    Street-level locationView full profile & map →
  48. 48

    Gastroenterology Physician · Fresno, CA

    Street-level locationView full profile & map →
  49. 49

    Gastroenterology Physician · Valencia, CA

    Street-level locationView full profile & map →
  50. 50

    Gastroenterology Physician · Monterey Park, CA

    Street-level locationView full profile & map →

These are active providers in California whose primary NUCC specialty treats rectal bleeding; it is not a list of providers confirmed to treat your specific case, and absence does not mean a provider does not treat it. Ordering reflects NPPES profile completeness and registry tenure — a transparency signal, not a quality, outcome, or "best" ranking. Condition-to-specialty mapping: MedlinePlus, NIH, ABMS. Source: CMS NPPES (June 2026); specialty taxonomy: NUCC.