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 89 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. Angela Decormier, M.S. BCBAOntario, CA 917641295145225
  2. Katelyn Decoste, B.A. PSCYHOLOGYSan Ramon, CA 945831477928851
  3. Rosi Dedomenico, BCBAGardena, CA 902481649519802
  4. Mohannad DeekNewport Beach, CA 926601487265781
  5. Jenna Deeman, BCBAWalnut Creek, CA 945961508369844
  6. Christine DeenPetaluma, CA 949541538616404
  7. Brittany DeeringIrvine, CA 926061184028466
  8. Emily Dees GoinsFresno, CA 937111033696281
  9. Michele DeflippoSan Ramon, CA 945831740643139
  10. Natalie DefratesSan Ramon, CA 945831558034306
  11. Satenik DefterderianEncino, CA 914361407210677
  12. Sean DegaetanoSanta Cruz, CA 950621336607761
  13. Claudia Degeatano, BA, MS, BCBAWalnut Creek, CA 945961750885802
  14. Heather DegeorgeValencia, CA 913551891129847
  15. Allison Degraaf, MS, BCBATorrance, CA 905031174880645
  16. Peter Degravio, M.S., BCBARiverside, CA 925061336581339
  17. Shekinah DegroatSan Diego, CA 921081760336051
  18. Conrad Deguzman, BCBAOrange, CA 928681588221139
  19. Ali DehbozorgiLaguna Woods, CA 926371457603185
  20. Aya DeifIrvine, CA 926061255970752
  21. Elizabeth DeitzValley Village, CA 916071184503369
  22. Nicholas DejosiaTarzana, CA 913561568709236
  23. Sheryl Christia Dekleuver, BCBAOakland, CA 946061699133108
  24. Adriana Del BosqueWoodland Hills, CA 913671700533262
  25. Adilene Del Carmen SanchezMonterey Park, CA 917541558010215
  26. Daisy Del Castillo, BCBAVan Nuys, CA 914061972858959
  27. Jan Richel Del CastilloPalmdale, CA 935511760998561
  28. Luis Del PilarTustin, CA 927801336823707
  29. Richard Del Pilar, B.C.B.AWhittier, CA 906021861941411
  30. Alondra Del RealTracy, CA 953761972075828
  31. Jorge Del RealCosta Mesa, CA 926261922751833
  32. Lizabeth Del RealPomona, CA 917681679252225
  33. Diana Del RioEl Cajon, CA 920201568947125
  34. Jannareth Del Rio, BASan Jacinto, CA 925821508383191
  35. Marie Faustene Del Rosario, M.A., BCBAOrange, CA 928681992116156
  36. Matthew Del Rosario, CBT, RBTSanta Clara, CA 950541114430428
  37. Niurkalina Del RosarioSanta Rosa, CA 954031124763909
  38. Leslie Del ToralCosta Mesa, CA 926261477291136
  39. Alma Del ToroGarden Grove, CA 928401710874136
  40. Diana Del Toro RosalesSanta Fe Springs, CA 906701891321329
  41. Nikolas Del Valle, BCBAEl Segundo, CA 902451063191815
  42. Zaida Del VillarPomona, CA 917681285276089
  43. Benedict Dela CruzOakland, CA 946061023511953
  44. Elenita Dela Cruz, BCBAFullerton, CA 928321609412899
  45. Gabrielle Dela CruzStockton, CA 952071366198160
  46. Jairin Dela Cruz, M.D.,BCBAFairfield, CA 945331447611207
  47. Kamryn Dela CruzAnaheim, CA 928011205671310
  48. Maria Luisa Dela CruzSan Leandro, CA 945781013383975
  49. Edna Dela Cruz AguilarWalnut Creek, CA 945981952804387
  50. Klarissa Dela FuenteMilpitas, CA 950351821434655

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.

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.