NPPES file of Aug 9, 2026

Trauma Surgery Physician in California

146 NPPES records list trauma surgery physician with a practice address in California, 0.4 per 100,000 residents, the 25th highest rate of 50. Orange and Sacramento have the most; each record links to the provider's NPI and the California license search. Page 2 of 3.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2086S0127X · method

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

Orange has the most, 16

  1. Orange16
  2. Sacramento15
  3. San Diego15
  4. Los Angeles11
  5. Fresno10

Trauma Surgery Physician records in California

  1. Ryan Hayton, M.D.Loma Linda, CA 923541124259940
  2. Mauricio Heilbron, M.D.Long Beach, CA 908131386732915
  3. Gudata Hinika, MDParamount, CA 907231689607293
  4. Bryan Hubbard, M.D.Los Angeles, CA 900151447305438
  5. Jennifer Hubbard, MDFresno, CA 937011255519583
  6. Robert Izenberg, M.D.San Diego, CA 921341922006188
  7. Robert Jacoby, M.D,Vacaville, CA 956881255332227
  8. James Jeng, MDOrange, CA 928681407847775
  9. Victor Joe, MDOrange, CA 928681164539953
  10. Amber Jones, D.O., M.P.H.Castro Valley, CA 945461265787659
  11. Reginald Jones, MDLynwood, CA 902621619083979
  12. Kathryn Joy, M.D.San Jose, CA 951281093179756
  13. Jeremy Juern, M.D.Roseville, CA 956611669650826
  14. Gregory Jurkovich, MDSacramento, CA 958171710063573
  15. Todd Kanen, M.D.Santa Barbara, CA 931111477564474
  16. Joseph Karam, MDNorthridge, CA 913251922097054
  17. Jennie Kim, MDLos Angeles, CA 900331518347988
  18. Patrick Kirkland, MDLa Jolla, CA 920371205365798
  19. Jacob Kirkorowicz, MD, MSCOrange, CA 928681275038010
  20. Allen Kong, MDOrange, CA 928681083893564
  21. Nicole Kopari, MDFresno, CA 937211164683769
  22. Seth Krosner, M.D.San Diego, CA 921031700848397
  23. Michael Krzyzaniak, M.D.San Diego, CA 921031164626594
  24. Eugenia KwonLoma Linda, CA 923541821441791
  25. Husayn Ladhani, MDLoma Linda, CA 923541851718902
  26. John Lam, M.D.Chico, CA 959261174759955
  27. Christopher Lane, MDSanta Ana, CA 927051598736779
  28. Simone Langness, MDSan Diego, CA 921231568734754
  29. Jeanne Lee, MDSan Diego, CA 921031649334657
  30. Kirill Lipa, PA-CPomona, CA 917671154134088
  31. Michelle Lippincott, MDSan Diego, CA 921031912467069
  32. Jason London, M.D.Sacramento, CA 958171952384968
  33. Caitlin Loseth, M.D.Sacramento, CA 958171508218777
  34. Rafael LozanoSacramento, CA 958171164963385
  35. Ning Lu, M.D.La Jolla, CA 920371841553187
  36. Jennifer Lynde, D.O.Sacramento, CA 958171093100307
  37. Dorothy Marigliano, NPTorrance, CA 905021558190876
  38. Kevin Mitchell, MDFremont, CA 945381255388666
  39. Chet Morrison, M.D.Fremont, CA 945381609980358
  40. Kaushik Mukherjee, MD MSCILoma Linda, CA 923541952442386
  41. Jeffry Nahmias, M.D.Orange, CA 928681174723159
  42. Kaveh Najafi, D.O.Pasadena, CA 911051083906242
  43. Fady Nasrallah, MDLa Jolla, CA 920371871753905
  44. Dinh Nguyen, M.D.Oakland, CA 946121922116987
  45. Vincent Nip, MDLa Jolla, CA 920371346695640
  46. Leon Owens, MDCarmichael, CA 956081255374443
  47. Peter Pak, M.D.Mission Viejo, CA 926911588955694
  48. Jin Park, M.D.Los Angeles, CA 900201285772731
  49. Nancy Parks, M.D.Fresno, CA 937211770757734
  50. Keyur Patel, MDLos Angeles, CA 900331811429376

Source: CMS NPPES, primary taxonomy 2086S0127X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 25 of 50 per resident

  1. Connecticut0.4
  2. North Dakota0.4
  3. Nevada0.4
  4. California0.4
  5. New York0.4
  6. Minnesota0.4
  7. 50 states and D.C.0.4

Source: CMS NPPES, primary taxonomy 2086S0127X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

146 NPPES records list trauma surgery physician (2086S0127X) as their primary taxonomy with a practice address in California: 0.4 per 100,000 residents against 0.4 nationally (50 states and D.C.). Orange has 16 of them (11%).

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. Texas124
  2. Florida103
  3. Pennsylvania92
  4. New York73

States with a similar rate per 100,000

  1. Nevada0.4
  2. Minnesota0.4
  3. Connecticut0.4
  4. Georgia0.3

The largest states

  1. Texas124
  2. Florida103
  3. Pennsylvania92
  4. New York73
  5. Ohio65

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.