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 14 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. Afia AwanLos Angeles, CA 900281295605236
  2. Ayah Awwad, PASacramento, CA 958251497257224
  3. Irina Axelrod, PA-CStanford, CA 943051861785180
  4. Katherine Axiak, PA-CMadera, CA 936361225753841
  5. Steven Axten, PA-CSacramento, CA 958231932505260
  6. Armando Ayala, PHYSICIAN ASSISTANTWhittier, CA 906011437277183
  7. Eliseo Ayala, PA CSouth Gate, CA 902801992812283
  8. Jesus AyalaVictorville, CA 923951265255194
  9. Marisol Ayala GarciaGonzales, CA 939261356186431
  10. Wendmnew Ayalew, PA-CPorterville, CA 932571346738721
  11. Michele Ayans, PAVentura, CA 930091730340977
  12. Emmanuel AyawviVallejo, CA 945921548918485
  13. Laila Ayaz, PAIrvine, CA 926021417108861
  14. Tsedey Ayele, PA-CStanford, CA 943051326259888
  15. Kelsey AyersStanford, CA 943051710513064
  16. Marisa Ayers, PANipomo, CA 934441194001990
  17. Joshua Ayerza, PASalinas, CA 939011487326617
  18. Leslie Ayerza, PA-CMonterey, CA 939401295345486
  19. Naomi Ayodele, PA-CStanford, CA 943051366064800
  20. Catherine AyoubSanta Maria, CA 934541285404111
  21. William Ayoub, PA-CSanta Ana, CA 927071619774304
  22. Sirvard AyrapetyanNorth Hollywood, CA 916051811667637
  23. Sabah AyubyarVallejo, CA 945921053024281
  24. Alyssa Marie Ayudante, PA-COxnard, CA 930301922849116
  25. Jacob AyuenHanford, CA 932301619370822
  26. Gohar Ayvazyan, PA-CBeverly Hills, CA 902101578820122
  27. Estelle Ayyad, PA-CSan Diego, CA 921231982900502
  28. Susan AyyadVallejo, CA 945921316813751
  29. Fibi Azer, PA-CDinuba, CA 936181952547002
  30. Sahar Azimtash, PA.CInglewood, CA 903031962877365
  31. Sabrina Aziz, PA-CPalo Alto, CA 943041043592512
  32. Zohra Aziz, PA-C, MMSStanford, CA 943051477936391
  33. Daniella Azizi, PA-CBeverly Hills, CA 902121427769165
  34. Erica Azizi, PA-CBeverly Hills, CA 902111336694181
  35. Nicole Azizian, PAWest Hills, CA 913071487382537
  36. Olivia AzzopardiLa Jolla, CA 920371215753124
  37. Diane Baas, PA-CRedding, CA 960011053358648
  38. Alissa BabaianGlendale, CA 912021891407953
  39. Leah Babakhanyan, PASacramento, CA 958271972306835
  40. Behnaz Babaknia, PA-CFountain Valley, CA 927081992275093
  41. Kristine BabayanSacramento, CA 958171093438194
  42. Kira Babb, PA-CMission Viejo, CA 926911730318767
  43. Kelsy Babbitt Ruggiero, PA-CBakersfield, CA 933091952176968
  44. Lyudmila Babchanik, PA-CSacramento, CA 958171609567098
  45. Mykhaylo Babenko, PASacramento, CA 958161275883621
  46. Robert Baber, PA-CFresno, CA 937201881099141
  47. Shellie Babich, PACrescent City, CA 955311508941436
  48. Aileen Bablove, PA-CRiverside, CA 925011356745749
  49. Sarah Baca, PA-CLaguna Hills, CA 926531487895678
  50. Josefina Baca-Asher, PA-CRedwood City, CA 940631477796688

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.