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 100 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. Connie Duong, MA, BCBALa Canada, CA 910111164969986
  2. Gina Duong, BCBAOrange, CA 928651144730110
  3. Haiyen DuongCosta Mesa, CA 926261720754336
  4. Hieu DuongOrange, CA 928681063380210
  5. Jacqueline DuongSan Jose, CA 951251548714348
  6. Linda Duong, BSNorthridge, CA 913241518466101
  7. Ngoc Tam Belle DuongFullerton, CA 928321942848981
  8. Vu Duong, BCBAMonrovia, CA 910161891204996
  9. Yasmine Duong, MSDublin, CA 945681629572326
  10. Mia DupreeOakland, CA 946191801743638
  11. Aimee Dupuis, M.A, BCBALa Mesa, CA 919421821439829
  12. Alyssa DupuisPleasanton, CA 945881144796566
  13. Johanna DuqueSanta Clara, CA 950501821764796
  14. Tianna Duquette, BCBASan Diego, CA 921281679189278
  15. Alyse DuranOntario, CA 917641669246617
  16. Angel DuranCosta Mesa, CA 926261144924226
  17. Christine DuranSacramento, CA 958411679833966
  18. Clarisa Duran, BCBACorona, CA 928791942820154
  19. Cristina DuranVictorville, CA 923921427306604
  20. Elaine DuranRiverside, CA 925061720738651
  21. Gema DuranMarch Air Reserve Base, CA 925181790625986
  22. Lizeth DuranLong Beach, CA 908071124662754
  23. Melissa Duran, MS, BCBAWest Covina, CA 917901164009536
  24. Nicolle DuranSanta Clarita, CA 913551710665849
  25. Patricia DuranCamarillo, CA 930121235842303
  26. Sheyla DuranRancho Cucamonga, CA 917301760350839
  27. Shannon Durand, BCBAPalo Alto, CA 943011245543180
  28. Jaclyn Duree, M.A. BCBAManhattan Beach, CA 902661134606148
  29. Floyd DurhamChico, CA 959731285050153
  30. Hanna DurhamCosta Mesa, CA 926261134810047
  31. Vanessa Durkin, BCBASan Jose, CA 951231063063782
  32. Braeden DurninCosta Mesa, CA 926261194602367
  33. Jecy DuronOrange, CA 928681568777571
  34. Lucia DuronSan Diego, CA 921281306354584
  35. Katrin DuroyanAlameda, CA 945011669963922
  36. Ernest DurunnaAntioch, CA 945091194202846
  37. Hannah DustinCosta Mesa, CA 926261316770688
  38. Veronica Dutra, BCBATarzana, CA 913561154830974
  39. Raquel DutyWoodland Hills, CA 913671558973107
  40. Hicran DuzGarden Grove, CA 928401972153211
  41. Yamini DwarakanathSan Bruno, CA 940661467920785
  42. Simon DworakRancho Cucamonga, CA 917301417802885
  43. Donovan Dy-LiaccoHayward, CA 945411922507193
  44. Phillip DyckCosta Mesa, CA 926261366264285
  45. Michael Dyer, BCBASanta Rosa, CA 954071295001352
  46. Jennifer DykeSan Diego, CA 921031407230832
  47. Taylor DzingleHuntington Beach, CA 926491396197034
  48. Leviathan EamranondPasadena, CA 911061003689480
  49. Aleise EarlCosta Mesa, CA 926261184433310
  50. Joelle EarleSan Jose, CA 951221114875762

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.