NPPES file of Aug 9, 2026

Medical Physician Assistant in California

3,376 NPPES records list medical physician assistant with a practice address in California, 9 per 100,000 residents, the 36th 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 46 of 68.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 363AM0700X · 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, 225

  1. Los Angeles225
  2. San Diego169
  3. Sacramento105
  4. Fresno81
  5. San Francisco74

Medical Physician Assistant records in California

  1. Felipe Nunez, PA-CLos Angeles, CA 900331508998733
  2. Lizette Nunez Magana, PAPalm Springs, CA 922621598462467
  3. Emmanuel Nwisu, PA-CBlythe, CA 922251558535609
  4. Cosmas Nwosu, PALos Angeles, CA 900571568502581
  5. Francisca Nwosu, PA-CValencia, CA 913551700270915
  6. Lauren Nystrom, PA-CNapa, CA 945591336398304
  7. Kerstyn O'Brien, PA-CFresno, CA 937011972179992
  8. Jennifer O'Herin, PASanta Ana, CA 927051073542262
  9. Caroline O'KeefeSan Diego, CA 921261336855378
  10. Linda O'Keeffe, PACSan Jose, CA 951281407940109
  11. Megan O'Neill, PA-CMonterey, CA 939401184603656
  12. Dennis Oakes, PA-CCottonwood, CA 960221972692861
  13. Francisca Obiora-Ike, PASylmar, CA 913421992990006
  14. Bonnie Ochoa, PA-C, CDESan Ysidro, CA 921731649364332
  15. Daniel Ochoa, MEDICAL ASSISTANTCampo, CA 919061578455309
  16. Jason Ochoa, FNP, PA-CElk Grove, CA 957581548314735
  17. Norma Ochoa, PA-CSan Diego, CA 921081376947960
  18. Cathy Ochs, P.A.-CRedding, CA 960021871552828
  19. Ryan OconnellSanta Ana, CA 927031134770811
  20. Alyssa Odneal, PASan Diego, CA 921231083460992
  21. Emmanuel Ogbodo, MBA,, PA-CSan Jacinto, CA 925831326276353
  22. Travis Seung OhCerritos, CA 907031083951263
  23. Jessica Ohanesian, PA-CClovis, CA 936111184871113
  24. Maria Ojeda, MAVacaville, CA 956881083305775
  25. Scarlett Okerblom-Sincoff, PA-CSanta Maria, CA 934541467804880
  26. Godwin OkungbowaSacramento, CA 958161104835966
  27. Betty OlazabalLos Angeles, CA 900281578228102
  28. Ramon Olivas-Ortega, MAIndio, CA 922011225610850
  29. Lacee Oliver, PAOrange, CA 928671891331385
  30. Pamela OliverFresno, CA 937201881972164
  31. Lourdes Oliveros, P.A.Tulare, CA 932741932255825
  32. Benjamin Olmedo, PA-CLompoc, CA 934361457617383
  33. Laura Oltmanns, PHYSICIAN ASSISTANTMenifee, CA 925861619299633
  34. Wale Olukanmi, PA-CLancaster, CA 935361538386495
  35. Catherine Oms, RN, PACSan Bernardino, CA 924081982880795
  36. Ngin Ong, PA-CMontebello, CA 906401518371525
  37. Kurtis Opp, PA-CSan Francisco, CA 941141275627796
  38. Joshua Opperman, PHYSICIAN ASSISTANTSacramento, CA 958111467623975
  39. Andres Ordonez, PABakersfield, CA 933111194835033
  40. Emmanuel Oregel, PAOxnard, CA 930361518777994
  41. Michelle Oropeza, PA-CApple Valley, CA 923071275979742
  42. Moises Ortega, NURSING ASSISTANTIndio, CA 922011215867882
  43. Angelica OrtizSalinas, CA 939061598565665
  44. Don Ortiz, PA-COceanside, CA 920571831135409
  45. Felicia OrtizPomona, CA 917661699516088
  46. Judy Ortiz, PAFullerton, CA 928311154436566
  47. Imade Osaghae, PA-CFresno, CA 937281861895773
  48. Steve Osani, PA-C, FAAPASanta Maria, CA 934541124286893
  49. Dana Osipower, PA-CSan Francisco, CA 941111659351625
  50. Jon Ostler, PA-CTulare, CA 932741780433805

Source: CMS NPPES, primary taxonomy 363AM0700X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 36 of 51 per resident

  1. Nevada10
  2. Kansas9
  3. South Carolina9
  4. California9
  5. Tennessee9
  6. New Jersey9
  7. 50 states and D.C.12

Source: CMS NPPES, primary taxonomy 363AM0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

69.1% of these records appear in a Medicare file, against 74.0% 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. California69.1%
  2. United States74.0%

Medical Physician Assistant records in California, measured

  • In a Medicare file2,332 of 3,376 · 69.1% here, 74.0% nationally
  • In the CMS Doctors and Clinicians file1,348 · 39.9% here, 54.5% nationally
  • Not updated in five years or more1,823 · 54.0% here, 54.7% nationally
  • Median graduation year2012 · the 1,347 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 363AM0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

3,376 NPPES records list medical physician assistant (363AM0700X) as their primary taxonomy with a practice address in California: 9 per 100,000 residents against 12 nationally (50 states and D.C.). Los Angeles has 225 of them (7%).

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 York3,670
  2. Pennsylvania3,897
  3. Florida2,776
  4. Texas2,146

States with a similar rate per 100,000

  1. Tennessee8.6
  2. New Jersey8.5
  3. South Carolina9.2
  4. Minnesota8.0

The largest states

  1. Pennsylvania3,897
  2. New York3,670
  3. Florida2,776
  4. Texas2,146
  5. North Carolina1,352

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.