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 39 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. Odalys PortelaElk Grove, CA 956241033742044
  2. Ashley PorterRedding, CA 960031790650208
  3. Celest PortilloRiverside, CA 925031003778952
  4. Erin PortilloWhittier, CA 906051174296347
  5. Michael PosodLong Beach, CA 908071417525296
  6. Bryce PowellRiverside, CA 925041679315451
  7. Breanne Prado, MSWhittier, CA 906051558957928
  8. Hannah PradosSanta Cruz, CA 950621538608955
  9. Arisha PrakashSacramento, CA 958251952115271
  10. David PraniukOntario, CA 917641558187088
  11. Ashmeeta PrasadSacramento, CA 958321265127757
  12. Dylan PrasadSacramento, CA 958321699581603
  13. Cristal PreciadoVisalia, CA 932771366032161
  14. Elissa PredesGarden Grove, CA 928401861978777
  15. Angelica Prieto, ASWNapa, CA 945591033612593
  16. Jaime PrietoPasadena, CA 911061417811860
  17. Hayley PrinsteinOntario, CA 917641447171079
  18. Abigail Procopio NievesSan Jose, CA 951191386456937
  19. Avery ProsperoOrange, CA 928681801692611
  20. Carmen PuggioniSan Diego, CA 921011326904582
  21. Raylene PulidoOntario, CA 917641497571418
  22. Sandra PulidoWest Covina, CA 917901316524457
  23. Nadja PunakLaguna Niguel, CA 926771659024008
  24. Alexander PutignaniCorona, CA 928791962136838
  25. Michael QuanDublin, CA 945681891202057
  26. Mimi QuanDaly City, CA 940141245761832
  27. Meigan QuayleSacramento, CA 958251962329516
  28. Thalia QuesadaFolsom, CA 956301164048096
  29. Jocelyn QuevedoPatterson, CA 953631114603735
  30. Mercedes QuezadaFullerton, CA 928331801597463
  31. Alexandra QuigleyEncino, CA 914361467236687
  32. Dana QuimpoDaly City, CA 940151235010372
  33. Franchesa QuinlivenFair Oaks, CA 956281639646482
  34. Najlaa QuinonesSanger, CA 936571770355844
  35. Stephanie QuintanaOntario, CA 917641831709906
  36. Blanca QuintanillaHermosa Beach, CA 902541386528610
  37. Ruth Quintanilla, M.ED.Pasadena, CA 911061134713498
  38. Samuel QuintanillaPasadena, CA 911061457015620
  39. Kaley QuinteroColton, CA 923241790537496
  40. Viviana QuinteroEl Centro, CA 922431518675057
  41. Melody QuirozGardena, CA 902481568136000
  42. Anessa Quitugua, LABAConcord, CA 945201194491092
  43. Stephanie RabinesLos Angeles, CA 900431912761685
  44. Mandana RafizadehLaguna Niguel, CA 926771962200675
  45. Sahra RahimiModesto, CA 953501235082819
  46. David RahmaniSan Ramon, CA 945831336012533
  47. Sanduni RajapakseLos Angeles, CA 900101245033216
  48. Lashaunna RalphSan Francisco, CA 941071144721010
  49. Alberto RamirezLaguna Niguel, CA 926771487404257
  50. Alejandrina RamirezSan Francisco, CA 941161689457012

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.