NPPES file of Aug 9, 2026

Orthopaedic Surgery Physician in California

2,276 NPPES records list orthopaedic surgery physician with a practice address in California, 5.8 per 100,000 residents, the 49th highest rate of 51. Los Angeles and San Diego have the most; each record links to the provider's NPI and the California license search. Page 19 of 46.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207X00000X · 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, 187

  1. Los Angeles187
  2. San Diego154
  3. San Francisco121
  4. Sacramento79
  5. La Jolla55

Orthopaedic Surgery Physician records in California

  1. Stephen Howell, M.D.Sacramento, CA 958231972697704
  2. M. Patricia Howson, MDRedwood City, CA 940631841378494
  3. Patricia Hsu, M.D.Modesto, CA 953551770741134
  4. Pearl Hu, MDHayward, CA 945451922186774
  5. Samuel Hu, M.D.Sacramento, CA 958161235107053
  6. Adrian Huang, MB BCH BAO, FRCSCSan Francisco, CA 941431508313271
  7. David Huang, M.D.Alhambra, CA 918011295733640
  8. Philbert Huang, M.D.Yuba City, CA 959911275791501
  9. Parke Hudson, MDLoma Linda, CA 923541104310358
  10. Stephen Huffaker, MD, PHDRedwood City, CA 940631861713000
  11. Bruce Huffer, MDSan Jose, CA 951281376581934
  12. Kenneth Huh, M.D.Long Beach, CA 908041861664849
  13. Eric Huish, D.O.French Camp, CA 952311821356189
  14. Anastasia Hunt, MDStanford, CA 943051043839640
  15. Timothy Hunt, M.D.Lawndale, CA 902601609949510
  16. Michael Hunter, M.D.Newport Beach, CA 926601346622040
  17. Kesho Hurria, MDAnaheim, CA 928041285825133
  18. Andrew Hurvitz, M.D.La Jolla, CA 920931083842371
  19. Graham Hurvitz, M.D.Santa Barbara, CA 931051104858620
  20. Lindsay Hussey-Andersen, M.D.Loma Linda, CA 923541376988642
  21. Gilbert Hyde, M.D.La Quinta, CA 922531093755159
  22. John Ibrahim, MDNewport Beach, CA 926601801456157
  23. Alexander Iezza, M.D.Santa Rosa, CA 954031265550743
  24. Sergio IlicFresno, CA 937201538279013
  25. Kenneth Illingworth, M.D.West Hollywood, CA 900481851646566
  26. Raymond Imatani, MDSan Clemente, CA 926731780659557
  27. Meghan Imrie, MDPalo Alto, CA 943041588850374
  28. Stephen Imrie, MDSan Jose, CA 951281831123884
  29. Wayne Inman, M.D.Camp Pendleton, CA 920551013917038
  30. Devan Irving, D.O.Chico, CA 959261356721641
  31. William Irving, M.D.Los Altos Hills, CA 940221033224134
  32. Joseph Isaacson, MDLos Angeles, CA 900481912079955
  33. Mark Ishimaru, MDMission Viejo, CA 926911821041161
  34. Steven Isono, MDStanford, CA 943051548222128
  35. Brian Itagaki, MDLos Angeles, CA 900571740398023
  36. John Itamura, MDPasadena, CA 911011164476719
  37. Jaicharan Iyengar, M.D.Stockton, CA 952041801123690
  38. Jaideep Iyengar, MDSan Jose, CA 951241245493881
  39. James Jackson, M.DSan Diego, CA 921231619060134
  40. Madeleine Jackson, MDSan Diego, CA 921231386140085
  41. Taylor Jackson, MDOrange, CA 928681326543752
  42. Thomas Jackson, MDRiverside, CA 925011326083320
  43. Timothy Jackson, M.D.Pasadena, CA 911051245481266
  44. Torsten Jacobsen, M.D.Antioch, CA 945091275761520
  45. Mark Jacobson, M.D.San Diego, CA 921201760551915
  46. H Jaffin, MDAntioch, CA 945091770579625
  47. Kenneth Jahng, MDRancho Cucamonga, CA 917301477796845
  48. Nickul Jain, MDLos Angeles, CA 900331275897407
  49. Rina Jain, M.D.San Diego, CA 921111861495756
  50. Vikrum Jain, MDFresno, CA 937011346981669

Source: CMS NPPES, primary taxonomy 207X00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 49 of 51 per resident

  1. Tennessee6.6
  2. Florida6.5
  3. Arizona6.2
  4. California5.8
  5. Nevada5.1
  6. Texas5.0
  7. 50 states and D.C.7.4

Source: CMS NPPES, primary taxonomy 207X00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

74.0% of these records appear in a Medicare file, against 76.5% 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. California74.0%
  2. United States76.5%

Orthopaedic Surgery Physician records in California, measured

  • In a Medicare file1,684 of 2,276 · 74.0% here, 76.5% nationally
  • In the CMS Doctors and Clinicians file1,347 · 59.2% here, 62.5% nationally
  • Not updated in five years or more1,493 · 65.6% here, 56.8% nationally
  • Median graduation year2003 · the 1,347 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207X00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,276 NPPES records list orthopaedic surgery physician (207X00000X) as their primary taxonomy with a practice address in California: 5.8 per 100,000 residents against 7.4 nationally (50 states and D.C.). Los Angeles has 187 of them (8%).

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. Texas1,514
  2. Florida1,470
  3. New York1,339
  4. Pennsylvania1,253

States with a similar rate per 100,000

  1. Arizona6.2
  2. Nevada5.1
  3. Tennessee6.6
  4. Alabama6.7

The largest states

  1. Texas1,514
  2. Florida1,470
  3. New York1,339
  4. Pennsylvania1,253
  5. Illinois995

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.