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 20 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. Kai Jaki, MDRoseville, CA 956611295813954
  2. Alireza Jamali, MDPalmdale, CA 935511841267994
  3. Amir Jamali, MDOakland, CA 946091114917473
  4. Jaison James, M.D.Martinez, CA 945531255594818
  5. Paul James, MDPebble Beach, CA 939531700997749
  6. Ron James, MDSacramento, CA 958161437237104
  7. Joseph Jankiewicz, M.D.San Diego, CA 921231124030010
  8. George Janku, MDSan Francisco, CA 941151932287547
  9. Marilee Jasan, MDMill Valley, CA 949411093894016
  10. Nosrat Javidan, M.D.Thousand Oaks, CA 913201417911926
  11. Yashar Javidan, M.D.Los Angeles, CA 900331225318876
  12. Muhammad Jawad, MDSacramento, CA 958171942563341
  13. Gurkirat Jawanda, DOLos Angeles, CA 900481154946713
  14. Mahmood Jazayeri, M DLong Beach, CA 908061679512560
  15. Andrew Jeffers, M.D.Oxnard, CA 930301407891971
  16. Andrew Jensen, M.D.Santa Monica, CA 904041417392689
  17. Kenneth Jensen, MDOrinda, CA 945631467543694
  18. Kirk Jensen, MDLafayette, CA 945491568553790
  19. Igor Jercinovich, M.D.Murrieta, CA 925621295788933
  20. Harry Jergesen, MDSan Francisco, CA 941431992759450
  21. Michael Jernick, M.D.Truckee, CA 961611437544665
  22. Jeffrey Jett, DOModesto, CA 953501669852489
  23. Ramon Jimenez, MDMonterey, CA 939401265574230
  24. Christopher Jobe, M.D.Oroville, CA 959661023044500
  25. James Johnson, MDSouth San Francisco, CA 940801043398670
  26. Kelly Johnston, MDSan Diego, CA 921231053591198
  27. Helmuth Jones, M.D.Chico, CA 959281831123967
  28. Phillip Jones, M.D.Chico, CA 959281922204494
  29. Ronald Jones, M.D.Fortuna, CA 955401740370238
  30. Sidney Jones, M.D.Chico, CA 959281356519193
  31. Lauren JosephRedwood City, CA 940631659061299
  32. Alex Jouflas, MDLa Jolla, CA 920931073141933
  33. James Jung, MDFontana, CA 923351720475270
  34. Kenneth Jung, M.D.Los Angeles, CA 900451417925462
  35. William Junglas, MDSacramento, CA 958161932210432
  36. David Jupina, M.D.Pleasanton, CA 945881033114178
  37. Nima Kabirian, M.D.Los Angeles, CA 900331326458043
  38. Satish Kadaba, MDLos Angeles, CA 900221194058347
  39. Clifford Kahn, M.D.Encino, CA 913161619958626
  40. Philip Kaiser, MDSan Francisco, CA 941181720491673
  41. Ashay Kale, MDFremont, CA 945381265444145
  42. Galen Kam, M.D.Redding, CA 960011477617496
  43. Utku Kandemir, MDSan Francisco, CA 941101417901984
  44. Norman Kane, M.D.Carlsbad, CA 920111588625982
  45. Louis Kang, M.D.Laguna Niguel, CA 926771770808701
  46. Frank Kanovsky, M.D.Glendale, CA 912031164648242
  47. Devanshu Kansara, M.D.San Diego, CA 921081316940109
  48. Phillip Kanter, M.D. , F.A.C.S.Beverly Hills, CA 902111508986266
  49. Jeffrey Kantor, MDValencia, CA 913551396823431
  50. Andrew Kantzos, MDLoma Linda, CA 923501366936890

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.