NPPES file of Aug 9, 2026

Colon & Rectal Surgery Physician in California

198 NPPES records list colon & rectal surgery physician with a practice address in California, 0.5 per 100,000 residents, the 36th highest rate of 50. Los Angeles and Sacramento have the most; each record links to the provider's NPI and the California license search. Page 1 of 4.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 208C00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Los Angeles has the most, 20

  1. Los Angeles20
  2. Sacramento12
  3. Fresno10
  4. San Diego10
  5. San Francisco9

Colon & Rectal Surgery Physician records in California

  1. Kenneth Aaron, M.D.Newport Beach, CA 926601689809162
  2. Benjamin Abbadessa, M.D.San Diego, CA 921031255593612
  3. Michael Abel, M.D.San Francisco, CA 941181447253380
  4. Piyush Aggarwal, MDWalnut Creek, CA 945981700070273
  5. Allison Aka, MDLoma Linda, CA 923501891130100
  6. Gabriel Akopian, M.D.Pasadena, CA 911051326074535
  7. Ahmed Alkoraishi, MDHayward, CA 945451609954478
  8. Robert Allen, MDSanta Cruz, CA 950651871586610
  9. John Anane-Sefah, M.D.Capitola, CA 950101639227143
  10. George Angelos, M.D.Redding, CA 960011548410657
  11. Shohrat Annaberdyev, M.D.Roseville, CA 956611386888147
  12. Elizabeth Arcila, M.D.Irvine, CA 926181093056780
  13. Suzanne Arnott, MDRoseville, CA 956781801393780
  14. Glenn Ault, M.D.Los Angeles, CA 900331295749802
  15. Fereydoun Azadi, M.D.Modesto, CA 953551790714541
  16. Noor Azimi, MDGreenbrae, CA 949041902908288
  17. Anil Bahadursingh, MDAnaheim, CA 928071750485363
  18. Mark Bazalgette, MDNovato, CA 949451891806014
  19. Robert Beart, M.D.Glendale, CA 912041134157308
  20. Keith Beiermeister, M.D.La Jolla, CA 920371508002775
  21. Robert Belt, MDLaguna Beach, CA 926511023223849
  22. Harold Bohman, M.D.Camp Pendleton, CA 920551891793600
  23. Robert Brookover, MDLa Jolla, CA 920371376897629
  24. James Bruce, MDFresno, CA 937201699859454
  25. Liza Capiendo, M.D.Beverly Hills, CA 902101013924943
  26. Joseph Carmichael, MDOrange, CA 928681427175827
  27. William Carveth, MDFresno, CA 937101003992918
  28. Mudjianto Chandra, M.D.Tarzana, CA 913561225152515
  29. Jc Chen, MDLos Angeles, CA 900331710446760
  30. Hueylan Chern, M.D.San Francisco, CA 941151942461645
  31. Yanek Chiu, M.D.San Francisco, CA 941181588667422
  32. Sarah Choi, M.D.Los Angeles, CA 900331578095162
  33. Albert Chung, MD, MBASanta Ana, CA 927051700011533
  34. Taehyun Chung, M.D.San Francisco, CA 941181821170150
  35. Kyle Cologne, M.D.Los Angeles, CA 900331164678082
  36. Richard Coughlin, MD FACSLos Gatos, CA 950321659359818
  37. Theodore Coutsoftides, MDHuntington Beach, CA 926491144411414
  38. Diana Davio, M.D.Lancaster, CA 935341023217577
  39. Joel Dean, MDSanta Maria, CA 934541568534915
  40. David Disbrow, M.D.Fresno, CA 937101730406901
  41. Kevin Dorsey-Tyler, M.D., PH.D.Chico, CA 959261366541849
  42. Marjun Duldulao, M.D.Los Angeles, CA 900891063684850
  43. Theodore Edson, M.D.San Diego, CA 921341679572572
  44. Samuel Eisenstein, MDSan Diego, CA 921031194983932
  45. Alexandra Elias, MDBakersfield, CA 933061023443587
  46. Carlos Esparza MonzaviIrvine, CA 926181750762001
  47. Pejmon Estakhri, MDFresno, CA 937101215460506
  48. Adil Farooqui, MDLos Angeles, CA 900341417016163
  49. Michael Fealk, D.O.Chico, CA 959261578769923
  50. Emily Finlayson, MDSan Francisco, CA 941151083714802

Source: CMS NPPES, primary taxonomy 208C00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 36 of 50 per resident

  1. Wisconsin0.5
  2. Maryland0.5
  3. West Virginia0.5
  4. California0.5
  5. New Hampshire0.5
  6. Colorado0.5
  7. 50 states and D.C.0.7

Source: CMS NPPES, primary taxonomy 208C00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

87.4% of these records appear in a Medicare file, against 84.7% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. California87.4%
  2. United States84.7%

Colon & Rectal Surgery Physician records in California, measured

  • In a Medicare file173 of 198 · 87.4% here, 84.7% nationally
  • In the CMS Doctors and Clinicians file149 · 75.3% here, 76.0% nationally
  • Not updated in five years or more107 · 54.0% here, 50.9% nationally
  • Median graduation year2002 · the 149 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 208C00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

198 NPPES records list colon & rectal surgery physician (208C00000X) as their primary taxonomy with a practice address in California: 0.5 per 100,000 residents against 0.7 nationally (50 states and D.C.). Los Angeles has 20 of them (10%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. New York199
  2. Texas209
  3. Florida178
  4. Ohio123

States with a similar rate per 100,000

  1. Maryland0.5
  2. Wisconsin0.5
  3. Utah0.5
  4. Nevada0.5

The largest states

  1. Texas209
  2. New York199
  3. Florida178
  4. Ohio123
  5. Pennsylvania122

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.