NPPES file of Aug 9, 2026

Behavior Analyst in California

20,348 NPPES records list behavior analyst with a practice address in California, 52 per 100,000 residents, the 5th highest rate of 51. Costa Mesa and San Diego have the most; each record links to the provider's NPI and the California license search. Page 386 of 407.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103K00000X · method

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

Costa Mesa has the most, 1,239

  1. Costa Mesa1,239
  2. San Diego1,157
  3. Sacramento597
  4. Los Angeles534
  5. Woodland Hills509

Behavior Analyst records in California

  1. Neyda VillalobosFontana, CA 923361639927890
  2. Ruth VillalobosNorthridge, CA 913241538819198
  3. Sharon VillalobosNorthridge, CA 913241619525029
  4. Villehada VillalobosTurlock, CA 953821902382831
  5. Mathew VillalpandoSan Dimas, CA 917731043868946
  6. Jacqueline VillalvaDel Mar, CA 920141003497413
  7. Salvador VillalvazoMoreno Valley, CA 925531801450192
  8. Julia VillamaterIrvine, CA 926141588202402
  9. Britney Villanueva, MA, BCBAEl Centro, CA 922431760903728
  10. Denise VillanuevaLos Angeles, CA 900081538391370
  11. Dianne VillanuevaRancho Cucamonga, CA 917301821957119
  12. Elisha Villanueva, BCBAMonrovia, CA 910161417220815
  13. Katie VillanuevaConcord, CA 945201861169625
  14. Leslie VillanuevaWildomar, CA 925951578417879
  15. Maria Villanueva, BEHAVIORAL THERAPISTSan Bruno, CA 940661548999105
  16. Regis VillanuevaSacramento, CA 958311225620180
  17. Rosario Jo VillanuevaWalnut Creek, CA 945981871068221
  18. Sonia VillanuevaLos Angeles, CA 900571659958726
  19. Neyla Villanueva RodriguezEncino, CA 914361932048022
  20. Hazel May VillarazaSan Diego, CA 921281124678370
  21. Blaine VillarrealSan Diego, CA 921231194575753
  22. Bricsia VillarrealSan Diego, CA 921231073393799
  23. Cylina Villarreal, BCBALong Beach, CA 908141376024745
  24. Emerald VillarrealWildomar, CA 925951871474635
  25. Karina Villarreal, BABakersfield, CA 933131467912691
  26. Nicole VillarrealSan Diego, CA 921051609665843
  27. Ruby VillarrealManteca, CA 953371285299297
  28. Izela Villarreal CancinoCosta Mesa, CA 926261184459885
  29. Daniela Villarreal GomezCosta Mesa, CA 926261043105554
  30. Alondra VillasenorOntario, CA 917641548853617
  31. Christian VillasenorPoway, CA 920641073116927
  32. Gabrielle VillasenorWalnut Creek, CA 945981821443854
  33. Jackie VillasenorBrentwood, CA 945131346884434
  34. Yadira Villasenor HuertaMoreno Valley, CA 925511952941627
  35. Kayla VillatoroLos Angeles, CA 900121881344091
  36. Ray Villatoro-HurtadoManteca, CA 953371104706993
  37. Aaron VillegasSalinas, CA 939061790185429
  38. Alondra VillegasRancho Cucamonga, CA 917301184220071
  39. Amanda VillegasDuarte, CA 910101811706393
  40. Dulce VillegasSacramento, CA 958251376901280
  41. Hector VillegasArcadia, CA 910061225501828
  42. Karen Villegas, MSC, BCBASan Diego, CA 921281548758592
  43. Mia VillegasTemecula, CA 925921831020528
  44. Miriam VillegasOntario, CA 917641033950118
  45. Monserrat VillegasSanta Clara, CA 950541558829762
  46. Noah VillegasWildomar, CA 925951801768080
  47. Eliseo Villegas-GomezHayward, CA 945451013788629
  48. Danielle VillicanaWhittier, CA 906051043079080
  49. Olga VillotaEl Cajon, CA 920201184112690
  50. Jhovilynne-April VinasSan Bruno, CA 940661952998239

Source: CMS NPPES, primary taxonomy 103K00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 5 of 51 per resident

  1. Massachusetts67
  2. Hawaii63
  3. Florida60
  4. California52
  5. New Mexico47
  6. Oklahoma44
  7. 50 states and D.C.32

Source: CMS NPPES, primary taxonomy 103K00000X 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%

Behavior Analyst records in California, measured

  • In a Medicare file5 of 20,348 · under 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file14 · 0.1% here, 0.1% nationally
  • Not updated in five years or more10,235 · 50.3% here, 47.0% nationally
  • Median graduation year2017 · the 14 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103K00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

20,348 NPPES records list behavior analyst (103K00000X) as their primary taxonomy with a practice address in California: 52 per 100,000 residents against 32 nationally (50 states and D.C.). Costa Mesa has 1,239 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. Florida13,565
  2. Texas5,837
  3. New York5,183
  4. Massachusetts4,718

States with a similar rate per 100,000

  1. New Mexico47.5
  2. Oklahoma44.0
  3. New Hampshire41.8
  4. Hawaii63.5

The largest states

  1. Florida13,565
  2. Texas5,837
  3. New York5,183
  4. Massachusetts4,718
  5. Nevada4,540

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.