NPPES file of Aug 9, 2026

Assistant Behavior Analyst in California

2,656 NPPES records list assistant behavior analyst with a practice address in California, 6.8 per 100,000 residents, the 2nd highest rate of 51. Ontario and Los Angeles have the most; each record links to the provider's NPI and the California license search. Page 36 of 54.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 106E00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Ontario has the most, 121

  1. Ontario121
  2. Los Angeles116
  3. San Diego111
  4. Sacramento110
  5. Corona78

Assistant Behavior Analyst records in California

  1. David OrtegaOntario, CA 917641831916188
  2. Jose OrtegaRiverside, CA 925071669135018
  3. Ivette Ortega - OunigianChula Vista, CA 919141649081241
  4. Verenice OrtelanoSacramento, CA 958251528545191
  5. Alan OrtizLos Angeles, CA 900431437857091
  6. Brenda OrtizSanta Ana, CA 927061023526159
  7. Keilah OrtizRancho Cucamonga, CA 917391417449430
  8. Monserrat OrtizEl Centro, CA 922431972319648
  9. Viridiana Ortiz CoronaLancaster, CA 935341801527874
  10. Guadalupe Ortiz LeonNewhall, CA 913211144166133
  11. Micdaly OrtunoAlhambra, CA 918031750220646
  12. Alexxander OsorioFullerton, CA 928321447990080
  13. Christian OsorioModesto, CA 953501619806205
  14. Jefferson OsorioOrange, CA 928681518732494
  15. Melissa Osuna, MAEscondido, CA 920251316703036
  16. Paulina OsunaAtwater, CA 953011275118184
  17. Annette OswaldMonterey, CA 939401407482433
  18. Jackson OteroPasadena, CA 911061659036408
  19. Lyndsy OtoCovina, CA 917241184499048
  20. Miranda OttSacramento, CA 958151487407284
  21. Taylor OttGranite Bay, CA 957461366077794
  22. Heather Owens, MAOntario, CA 917641689244691
  23. Jonathan OyagaPasadena, CA 911061629642467
  24. Chricel PaceCorona, CA 928791861385262
  25. Nicole PacwaSan Jose, CA 951281457196206
  26. Joseph PadgettCarlsbad, CA 920111548016629
  27. Alexa PadillaAlameda, CA 945011679059190
  28. Ammie PadillaWhittier, CA 906051255076998
  29. Tifanny PadillaLos Angeles, CA 900571902441660
  30. Daisy Padilla-FonsecaModesto, CA 953581417873720
  31. Cristina Paez, MSSan Diego, CA 921231699367938
  32. Sara Paguada InestrozaOrange, CA 928681962087866
  33. Nathaniel PaigeOntario, CA 917641881457190
  34. Sarah PakzadianBrea, CA 928211366901944
  35. Dinora PalaciosVan Nuys, CA 914061710585450
  36. Martin PalaciosOrange, CA 928681154037083
  37. Brenda Palafox RodriguezLodi, CA 952401750070272
  38. Joel PalmaSan Ramon, CA 945831962364844
  39. Amanda PalmerRialto, CA 923771548848377
  40. Melissa PalomaresSacramento, CA 958281215508486
  41. Diana Palomino, AACorona, CA 928791043880743
  42. Joleen PanSan Ramon, CA 945831992625073
  43. Miguel Pancardo, MASTERS OF SCIENCECosta Mesa, CA 926261376103846
  44. Marilou PanganibanSouth San Francisco, CA 940801871038562
  45. Natalie ParadaLos Angeles, CA 900431801622717
  46. Amarilis ParedesLos Angeles, CA 900431366081291
  47. Grecia ParedesFontana, CA 923361295482008
  48. Diana Paredes VasquezBakersfield, CA 933071174462907
  49. Isla ParedezHollister, CA 950231871428904
  50. Ami ParikhStanton, CA 906801942800701

Source: CMS NPPES, primary taxonomy 106E00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 2 of 51 per resident

  1. Florida10.2
  2. California6.8
  3. Oklahoma6.7
  4. South Carolina4.9
  5. 50 states and D.C.2.9

Source: CMS NPPES, primary taxonomy 106E00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

under 0.1% of these records appear in a Medicare file, against 0.1% 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. California0.0%
  2. United States0.1%

Assistant Behavior Analyst records in California, measured

  • In a Medicare file1 of 2,656 · under 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file0 · 0.0% here, under 0.1% nationally
  • Not updated in five years or more750 · 28.2% here, 26.4% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 106E00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,656 NPPES records list assistant behavior analyst (106E00000X) as their primary taxonomy with a practice address in California: 6.8 per 100,000 residents against 2.9 nationally (50 states and D.C.). Ontario has 121 of them (5%).

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. Florida2,306
  2. Texas414
  3. New York334
  4. Michigan316

States with a similar rate per 100,000

  1. Oklahoma6.7
  2. South Carolina4.9
  3. Kansas4.3
  4. Nevada4.1

The largest states

  1. Florida2,306
  2. Texas414
  3. New York334
  4. Michigan316
  5. Virginia275

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.