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 6 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. Sami Ali, PAClaremont, CA 917111306491121
  2. Stephanie Ali, PA-CVacaville, CA 956881871964353
  3. Zakira AliTarzana, CA 913561649071861
  4. Kaitlyn Alibrando, PA-CStanford, CA 943051760901763
  5. Patricia Alioto, P.A.San Anselmo, CA 949601568652253
  6. Alexandria AliottiSalinas, CA 939011689258659
  7. Jillian Allard, PA-CSan Bernardino, CA 924111134470446
  8. Meagan Allard, PACosta Mesa, CA 926261053884916
  9. Justin Alldredge, PA-CLos Angeles, CA 900271043658347
  10. Alexandria Allee, PA-CNewport Beach, CA 926631770974321
  11. Anthony AllemonLos Angeles, CA 900481760133003
  12. Allyson Allen, PALos Angeles, CA 900341154480853
  13. Amanda Allen, PA-CTustin, CA 927801083477152
  14. Andrew Allen, PA-CSan Francisco, CA 941331841444791
  15. Everett Allen, PA-CEureka, CA 955031982154324
  16. Hannah AllenSanta Clara, CA 950511013785310
  17. Jason Allen, PA-CMoreno Valley, CA 925551891963419
  18. Jordan Allen, PA-CSan Diego, CA 921201255820759
  19. Katherine Allen, PASan Diego, CA 921091487549119
  20. Kathleen AllenLoma Linda, CA 923541396521944
  21. Laura Allen, PA-CEl Cajon, CA 920201699201616
  22. Lauren Allen, PA-CBakersfield, CA 933011932537610
  23. Lindsay Allen, PA-CSan Leandro, CA 945781215371745
  24. Margaret Allen, P.A.East Palo Alto, CA 943031649393802
  25. Mark Allen, PA-CChico, CA 959261609254309
  26. Nathan Allen, P.A.Shafter, CA 932631366746547
  27. Eve Allerton, PASan Diego, CA 921201437275674
  28. Kirsten AllistonVallejo, CA 945921457064537
  29. James Allred, OPA-CUpland, CA 917861114179454
  30. Kyle Allred, PA-CEureka, CA 955011124372230
  31. Noel Almani, PA-CLos Angeles, CA 900331154734069
  32. Marianna Almanza, PA-CChico, CA 959261720542491
  33. Morenne Almanza, PA-CNewport Beach, CA 926631598313439
  34. Mariana Almanza-Soto, PA-CSacramento, CA 958251770414070
  35. Vito Almaraz, PA-CBakersfield, CA 933111164443263
  36. Aria Alokozai, PA-CSan Leandro, CA 945771912519299
  37. Anna Alongi, PA-CEmeryville, CA 946081851598254
  38. Anthony Allan Alonso, PA-CFountain Valley, CA 927081861256117
  39. Joane Alonso, PAAnaheim, CA 928051841054103
  40. Rafael Alonso, PA-CGuadalupe, CA 934341598160004
  41. Mikhail Alper, PAMadera, CA 936371588698112
  42. Renee Alsisto-Pagatpatan, PA-CLong Beach, CA 908101447491980
  43. Matthew Altheide, PA-CRiverside, CA 925061659130490
  44. Greg Altman, PAFontana, CA 923351538228267
  45. Sandi Altmiller, PA-CBakersfield, CA 933061326246216
  46. Shaher AltoumahLoma Linda, CA 923541962976712
  47. Elysia Alva, PA-CSan Jose, CA 951191063064483
  48. Kathleen Alva, PASan Juan Capistrano, CA 926751215099494
  49. Melanie Alva-Medina, PA-CPomona, CA 917671083576771
  50. Carlos Alvarado, PA-CLos Angeles, CA 900111952950479

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.