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 47 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. Christina Choi, PA-CLong Beach, CA 908061891349882
  2. Emily Choi, PA-CAntioch, CA 945091861944571
  3. Emily Choi, PA-CSan Leandro, CA 945771750920609
  4. Hanna Choi, PHYSICIAN ASSISTANTOntario, CA 917641811471949
  5. Hee Jong Choi, L.ACNorthridge, CA 913251124189501
  6. Jane Choi, PAStanford, CA 943051588168330
  7. Janet Choi, P.A.-CFountain Valley, CA 927081093074304
  8. Jonathan Choi, P.A.-COakland, CA 946061891929808
  9. Jun Hyeok ChoiOntario, CA 917611801713326
  10. Liana Choi, PA-CMonterey, CA 939401255997136
  11. Melanie Choi, MMS, PA-CSan Francisco, CA 941091316566094
  12. Randy Choi, P.A.Glendale, CA 912051750309027
  13. Sarah Choi, PA-CColton, CA 923241558187450
  14. Sarah Choi, PA-CStanford, CA 943051831527431
  15. Susan Choi, PA-COakland, CA 946081700323888
  16. Suzy Choi, PAFrench Camp, CA 952311083990352
  17. Asmik Cholakian, PA-CNorth Hollywood, CA 916051649927039
  18. Georgi CholakovMariposa, CA 953381023527652
  19. Angela Chong, PACPalo Alto, CA 943041124691761
  20. Christine Chong, PA-CLos Angeles, CA 900141265288435
  21. Claire ChongLos Angeles, CA 900111194425165
  22. David ChongFullerton, CA 928351649535600
  23. David ChongFullerton, CA 928351558214395
  24. Erica Chong, PA-CAlameda, CA 945011811964943
  25. Harvey Chong, PA-CSunnyvale, CA 940861982070744
  26. Renee Chong, P.A.Monterey Park, CA 917541629014873
  27. Carolina Chong LiaoMountain View, CA 940401225805666
  28. Alicia Choquette, PACarlsbad, CA 920111710118617
  29. Christina Chorazy, PA-CVista, CA 920811427714591
  30. Kien Chou, LACSan Francisco, CA 941091134474893
  31. Benjamin Chow, PA-CLos Angeles, CA 900151730318957
  32. Charlene Chow, PA-CStanford, CA 943051689948507
  33. Curtis Chow, NP, PA-C, RNAnderson, CA 960071750461794
  34. Holly Chow, PA-CLos Altos, CA 940221033742648
  35. Ivy Chow, PA-CChino Hills, CA 917091235533670
  36. Jane Chow, PA-CStanford, CA 943051821695701
  37. Jared Chow, PA-CTorrance, CA 905031518481704
  38. Nathan Chow, PA-CMoreno Valley, CA 925551508636895
  39. Terrance ChowVallejo, CA 945921063293942
  40. Tom Chow, PA-COrange, CA 928681003803115
  41. Shawn Chowdhury, P.A.Ontario, CA 917621801830963
  42. Amy ChoyHercules, CA 945471063822187
  43. Dana Chretien, PACrescent City, CA 955311740746452
  44. Emily Christel, PA-CVan Nuys, CA 914051376142414
  45. Clay Christensen, PA-CSanta Cruz, CA 950601194456004
  46. Emily Christensen, PASan Francisco, CA 941431609363944
  47. Jessica Christensen, PA-CFresno, CA 937111285136507
  48. Katie Christensen, PA-CSacramento, CA 958171871011130
  49. Natalie Christensen, PA-CNewport Beach, CA 926631376261495
  50. Seth Christensen, PA-CNorth Hollywood, CA 916061013915305

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.