NPPES file of Aug 9, 2026

Physician Assistant in California

14,451 NPPES records list physician assistant with a practice address in California, 37 per 100,000 residents, the 41st 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 132 of 290.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 363A00000X · 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, 935

  1. Los Angeles935
  2. San Diego747
  3. San Francisco488
  4. Stanford480
  5. Sacramento387

Physician Assistant records in California

  1. Brenda Kobernusz, PABaldwin Park, CA 917061326196247
  2. Amee Koch, PA-CSan Francisco, CA 941111013932094
  3. Kyle Koch, PA-CRedlands, CA 923731396611539
  4. Manizha Kochai, PA-CStanford, CA 943051346482783
  5. Kellie KodamaFullerton, CA 928311164146494
  6. Lakmali Kodituwakku-Cooray, PA-CLong Beach, CA 908061194029629
  7. Arik KodjanianLos Angeles, CA 900271548912660
  8. Elyse Koe, PA-CCamarillo, CA 930101669209763
  9. Lai Yi Koe, PA-CEl Monte, CA 917311811223555
  10. Monique KoechlinVallejo, CA 945921609440890
  11. Janice Koehler, P.A.Rancho Mirage, CA 922701063523934
  12. Leon Koenck, PA CGualala, CA 954451164555769
  13. Alexis Koenig, PAHuntington Beach, CA 926481215743992
  14. Erica Kofoed, PHYSICIAN ASSISTANTFrench Camp, CA 952311245768159
  15. Daniel Koh, PHYSICIAN ASSISTANTVallejo, CA 945921821815838
  16. Nathan Koh, PA-CFontana, CA 923361346113651
  17. Joshua Kohanchi, PA-CWoodland Hills, CA 913641689392078
  18. Negin KohanfarsiPomona, CA 917661528794567
  19. Talya Kohanteb, PA-CLos Angeles, CA 900341548105695
  20. Jessica KohlerSanta Maria, CA 934551306438395
  21. Krystal Kohlman, PA-CPalo Alto, CA 943041558747204
  22. Katherine KohlsaatStanford, CA 943051255119855
  23. Gabriela KohnSanta Monica, CA 904041891421715
  24. David KokubunFullerton, CA 928311558029827
  25. Jessica Kolahi, PAStanford, CA 943051487934253
  26. Katherine KoligianLos Angeles, CA 900481619703709
  27. Jessica KolleyOroville, CA 959661891453494
  28. Kaitlen Kolodge, MS, PA-CChula Vista, CA 919141871958942
  29. Jessica Kolte, PA-CSan Jose, CA 951281326419441
  30. Pat KolyouthapongWest Hollywood, CA 900481134830615
  31. Ngawina KomenLong Beach, CA 908021124660295
  32. Daniel KonchanCorona Del Mar, CA 926251356047542
  33. Christian Kondan, PA-CLakeside, CA 920401255073748
  34. Vera KondrashovWest Sacramento, CA 956911689271587
  35. Celia Kong, PA-CBeverly Hills, CA 902111982740619
  36. Christa Kong, P.A.Oakland, CA 946091487813697
  37. Lisa KongLos Angeles, CA 900121275498222
  38. Yuthana Kong, MPH, PA-CDuarte, CA 910101134317282
  39. Lesley Kongaika, PA-CDiamond Bar, CA 917651083980007
  40. Jennifer Konior, PA-CVictorville, CA 923951336399252
  41. Victoria Konopacke, PASan Diego, CA 921201568588796
  42. David Konzem, PA-CRiverside, CA 925071043641822
  43. Sarah Kooda-BlackPomona, CA 917661821827601
  44. Caroline Koperski, PA-CSan Francisco, CA 941111952874240
  45. Alexis Kopp, PA-CSan Diego, CA 921311346883659
  46. Michelle Kopp, PA-CHighland, CA 923461982066338
  47. Rachel Koppenol, PA-CLos Angeles, CA 900331972191575
  48. Elizabeth KopruckiNewport Beach, CA 926601003559907
  49. Jason KopsteinAgoura Hills, CA 913011871143834
  50. Thomas Koras, P.A.Colton, CA 923241538319264

Source: CMS NPPES, primary taxonomy 363A00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 41 of 51 per resident

  1. Georgia42
  2. New Mexico40
  3. Illinois39
  4. California37
  5. New Jersey37
  6. Texas36
  7. 50 states and D.C.49

Source: CMS NPPES, primary taxonomy 363A00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

75.2% of these records appear in a Medicare file, against 77.9% 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. California75.2%
  2. United States77.9%

Physician Assistant records in California, measured

  • In a Medicare file10,860 of 14,451 · 75.2% here, 77.9% nationally
  • In the CMS Doctors and Clinicians file7,218 · 49.9% here, 62.6% nationally
  • Not updated in five years or more5,775 · 40.0% here, 39.3% nationally
  • Median graduation year2018 · the 7,214 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 363A00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

14,451 NPPES records list physician assistant (363A00000X) as their primary taxonomy with a practice address in California: 37 per 100,000 residents against 49 nationally (50 states and D.C.). Los Angeles has 935 of them (6%).

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 York15,555
  2. Texas10,999
  3. Florida10,257
  4. North Carolina9,279

States with a similar rate per 100,000

  1. New Jersey36.5
  2. Indiana35.3
  3. Illinois39.3
  4. New Mexico40.1

The largest states

  1. New York15,555
  2. Texas10,999
  3. Florida10,257
  4. North Carolina9,279
  5. Pennsylvania8,020

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.