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 117 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. Christopher Jaco, PA-CApple Valley, CA 923071811270564
  2. Melchor Jacob, NP/PABakersfield, CA 933011194962605
  3. Neethu Jacob, PA-CEncinitas, CA 920241770024242
  4. Reenu Jacob, PA-CApply Valley, CA 923071255122206
  5. Jasmine JacoboArcadia, CA 910071760230320
  6. Marco Jacobo, PA-CBelmont, CA 940021215325337
  7. Douglas Jacobs, PAPalo Alto, CA 943011972639839
  8. Jesse JacobsSanta Barbara, CA 931011003061532
  9. Jessica Jacobs, PA-CSanta Barbara, CA 931011932359940
  10. Mark Jacobs, PAModesto, CA 953501346359866
  11. Hannah Jacobsen, PASan Francisco, CA 941181336702646
  12. Brian Jacobson, PA-CPalm Desert, CA 922601851877930
  13. Kendra Jacobson, P.A.-CConcord, CA 945201982644167
  14. Astra Jacot, PA-CLong Beach, CA 908151194462226
  15. Dustin Jacot, PACrescent City, CA 955311699023077
  16. Aimee Jadav, PA-CStanford, CA 943051346426640
  17. Sarah Jadin, PA-C, RDEl Segundo, CA 902451760844732
  18. Erin Jaeger, PA-CColton, CA 923241407263486
  19. Ziba JafariVallejo, CA 945921164396800
  20. Farnaz Jafarinejad, PASunnyvale, CA 940871922555721
  21. Rian Nina Jaffer, PHYSICIAN ASSISTANTLoma Linda, CA 923541841407798
  22. Shahzad Jaffer, PAPomona, CA 917661669103107
  23. Jeffrey JagielloWhittier, CA 906041710522941
  24. Jinelle Jagoda, PASan Francisco, CA 941111629645718
  25. Francesca Jahns, PA-CBeverly Hills, CA 902111902077183
  26. Katelyn Jaime, PA-CVisalia, CA 932911497229108
  27. Mahima Jain, P.A.Pleasant Hill, CA 945231730165093
  28. Deborah Jair, PA-CBakersfield, CA 933051982613774
  29. Emily Jairam, PA-CLong Beach, CA 908131154806487
  30. Mark Jamali, M.D.Santa Barbara, CA 931011326186438
  31. Alexis JamersonOrange, CA 928681568274439
  32. Jason James, P.A-CModesto, CA 953501114972478
  33. Stacey James, PALaguna Hills, CA 926371922089234
  34. Amanda Jameson, PA-CPalmdale, CA 935511962652974
  35. William Jamieson, PA-CRoseville, CA 956781326702077
  36. Rita Jamil-Clovis, PASan Diego, CA 921051548385172
  37. Gwen Janczyk, PALa Jolla, CA 920371417022013
  38. Brittany JangGreenbrae, CA 949041063972339
  39. Jun Hee JangLos Angeles, CA 900281427759653
  40. Raneen Janini, PAPomona, CA 917661215663885
  41. Amber Janson, PA-CSan Bernardino, CA 924041750753141
  42. Hanna Jansson, PA-CPetaluma, CA 949521457052003
  43. Olivia Janus, PA-CStanford, CA 943051891221263
  44. William Janz, PAVista, CA 920831154338630
  45. Liliana Jaques, PA-CSalinas, CA 939011184025744
  46. Daniel Jaramillo, P.A.Redding, CA 960011710284989
  47. Louis Jaramillo, P.A.Loma Linda, CA 923541114044492
  48. Elyse JaramishianFresno, CA 937201700587938
  49. Kenneth Jarantilla, PA-CLos Angeles, CA 900221093890659
  50. Nisha Jariwalla, PA-CCampbell, CA 950081205594181

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.