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 5 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. Mariana AlamilloSanta Maria, CA 934551649009986
  2. Sarah Alamillo, PA-CSan Carlos, CA 940701306349352
  3. Yasmin AlaranDowney, CA 902411962045922
  4. Gabriel Alarcon, PAVan Nuys, CA 914051619600608
  5. Mia Alarcon, P.A.- CNapa, CA 945581184857542
  6. Juan Alarcon Medina, PA-CPorterville, CA 932571720727225
  7. Tayler AlbaneseCamarillo, CA 930101922865963
  8. Alana Albano, PA-CStanford, CA 943051316125263
  9. Andrea Alberson, PA-CStanford, CA 943051083063598
  10. Marla Albert, PASan Francisco, CA 941111013427723
  11. Silvia Albertini, PA-CFullerton, CA 928351114343886
  12. Michelle Albertoni, PAOakland, CA 946111912297268
  13. Patricia Albertoni-Stillman, P.A.Sonoma, CA 954761780727578
  14. Adam Alberts, PA-CPomona, CA 917671407525041
  15. Nicole Albertson, PA-CCulver City, CA 902321366078065
  16. Theresa Albrecht, PA-CMonrovia, CA 910161043178239
  17. Kelsey Albright, PASan Diego, CA 921031235653148
  18. Lucia Albu, PACitrus Heights, CA 956101407323322
  19. Rose Mary Albujar, PA-CSan Rafael, CA 949011659563849
  20. Amber Alcaraz, PAHacienda Heights, CA 917451356092274
  21. Cristobal Alcaraz, P.A.Salinas, CA 939061184634677
  22. Jaclyn Aldana, PACTemecula, CA 925921417465139
  23. Michelle AldereteVallejo, CA 945921740855584
  24. Jennifer Alderson, PAFontana, CA 923351467529214
  25. Kyra AldinovVictorville, CA 923951700491644
  26. Taylor Aldridge, PA-CStanford, CA 943051508118472
  27. Elizabeth AlecxihColton, CA 923241679294466
  28. Adriana AleixoBeaumont, CA 922231457806424
  29. Carrie Alejandro, PABakersfield, CA 933091952653818
  30. Priscilla AlejoSan Diego, CA 921341154865764
  31. Emin Aleksani, PA-CPasadena, CA 911071982131660
  32. Belinda Aleman, P.A.French Camp, CA 952311467469676
  33. Mary Alessi, PA-CIrvine, CA 926181962711838
  34. Alicia Alexander, MS,PA-CCerritos, CA 907031437402989
  35. Baylee Alexander, PA-CTarzana, CA 913561437718731
  36. Crystal AlexanderLos Angeles, CA 900471932241874
  37. Jamie Alexander, PA-CSan Diego, CA 921051184117251
  38. Julie Alexander, PA-CWest Hollywood, CA 900461497351597
  39. Lisa AlexanderScotts Valley, CA 950661902876436
  40. Tianita Alexander, PHYSICIAN ASSISTANTRedding, CA 960011174051775
  41. Katy Alexy, PA-CAntioch, CA 945091629544556
  42. Brian Alfano, PAStanford, CA 943051225275761
  43. Katherine AlfieriRancho Santa Margarita, CA 926881790525640
  44. Judy Alfonso, PA-CRiverside, CA 925051154471514
  45. Ronaldo Alforja, PA-CColton, CA 923241093068702
  46. Ahlam Algazzali, PHYSICIAN ASSISTANTCastro Valley, CA 945461083210017
  47. Anmar AlhaddadEscondido, CA 920251780573634
  48. Amane Ali, PA-CSan Jose, CA 951281003560442
  49. Ana Ali, PAFresno, CA 937211891485033
  50. Andrea AliLoma Linda, CA 923501306412754

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.