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 22 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. Joanne Kim, MDWalnut Creek, CA 945961669524880
  2. Joung Heon Kim, MDLos Angeles, CA 900481972064822
  3. Leslie Kim, M.D.Temecula, CA 925901427022482
  4. Paul Kim, M.D.Los Gatos, CA 950321265673297
  5. Peter KimLos Angeles, CA 900331922399906
  6. Todd Kim, M.D.Burlingame, CA 940101437354263
  7. Youjeong Kim, MDSan Francisco, CA 941151295753309
  8. Jeff KimballCorona, CA 928791750814182
  9. Earl King, MDSacramento, CA 958251043398795
  10. Nicholas King, M.D.Arroyo Grande, CA 934201811970361
  11. Wesley Kinzie, MDModesto, CA 953551215039094
  12. Hannah Kirby, M.D.San Marcos, CA 920691255671574
  13. Paul Kirz, M.D.Fullerton, CA 928331336418011
  14. Darryl Kitayama, MDLodi, CA 952421639507387
  15. Paul Klas, MD, FRCSCSan Francisco, CA 941101639953532
  16. Michael Klassen, MDMonterey, CA 939401932234952
  17. Samuel Klatman, M.D.Chula Vista, CA 919141144616970
  18. Michael Klein, M.D.Carmichael, CA 956081235153511
  19. Roger Klein, M.D.Santa Rosa, CA 954051083655252
  20. Stefan Klein, M.D.Santa Cruz, CA 950651871664003
  21. Joseph Klemek, M.D.Santa Ana, CA 927011093722829
  22. Robert Klenck, M.D.Santa Monica, CA 904041154411858
  23. Jeffrey Kliman, M.D.Los Altos, CA 940241083725659
  24. Raphael Klug, DORoseville, CA 956611245318989
  25. Raymond Klug, M.D.Los Alamitos, CA 907201295829083
  26. Matthew Knedel, MDFresno, CA 937221548588239
  27. John Knight, M.D.Walnut Creek, CA 945981558310938
  28. Alan Knopf, MDSylmar, CA 913421558355404
  29. Thomas Knutson, M.D.Escondido, CA 920291962409938
  30. Sebastian Ko, M.D.Mountain View, CA 940401902367642
  31. Raymond Koch, M.D.Eureka, CA 955031245268549
  32. Robert Koch, M.D.Santa Rosa, CA 954031649255845
  33. Michael Kody, MDTorrance, CA 905021619504933
  34. Hilary Koech, MDLa Jolla, CA 920371659833325
  35. Jonathan Koenig, M.D.Los Angeles, CA 900251932542107
  36. Martin Koffman, MDBurbank, CA 915051558329144
  37. John Kofoed, M.D.Fairfield, CA 945341992886154
  38. Joon Koh, MDLos Angeles, CA 900201205927266
  39. Robert Kollmorgen, D.O.Clovis, CA 936111760621759
  40. Dimitriy Kondrashov, MDVan Nuys, CA 914051336201995
  41. Leslie Konkin, M.D.Modesto, CA 953551629081195
  42. Jeffrey Korchek, M.DBurbank, CA 915051669402228
  43. Mark Kowall, M.D.Templeton, CA 934651750455507
  44. John Kozy, MDSan Diego, CA 921031457857591
  45. Bradford Kraetzer, M.D.San Leandro, CA 945771538247390
  46. Warren Kramer, MDNewport Beach, CA 926601700997038
  47. Christopher Kreulen, MDSacramento, CA 958171568660165
  48. Adam Kreutzer, DOMoreno Valley, CA 925551588282024
  49. Michael Krinsky, M.D.Castro Valley, CA 945461194757716
  50. Pad Krishna, MDLakewood, CA 907121669558276

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.