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 110 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. Jesslyn Farros, BCBASan Jose, CA 951281306189675
  2. Arvella FarrowApple Valley, CA 923081861240244
  3. Tara FarzinSan Diego, CA 921231336866904
  4. Ali Fassih, BCBASherman Oaks, CA 914031861852113
  5. Sepideh Fassih-KhoshgardWoodland Hills, CA 914031861742298
  6. Afshaan Fatema, BCBAGarden Grove, CA 928401073177697
  7. Kaniz FatemaSouth Pasadena, CA 910301427872258
  8. Cameron FateriIrvine, CA 926031962976118
  9. Taylor FaucettHayward, CA 945451922699750
  10. Madison FaulknerSan Diego, CA 921081255063327
  11. Michael FaulstichFairfield, CA 945341356943385
  12. Kelly Faunce, BCBAGoleta, CA 931171922743186
  13. Rachel FaureHayward, CA 945411679053029
  14. Jessica Faurot, RBTSan Diego, CA 921231295240182
  15. Taylor FaustBrea, CA 928211093343444
  16. Austin FauxTustin, CA 927801780401448
  17. Aime FavelaFullerton, CA 928321467108472
  18. Kimberly FavelaWoodland Hills, CA 913671285135814
  19. Nelson FavelaMontclair, CA 917631194481341
  20. Sarah FavelaLynwood, CA 902621811702012
  21. Raquel FavilaIrvine, CA 926141447037619
  22. Jazman FavorsLos Angeles, CA 900431225831449
  23. Yelda FawadDublin, CA 945681780196774
  24. Mariam FawazWoodland Hills, CA 913671548920515
  25. Annabelle FayNewark, CA 945601467317164
  26. Katie Fay, BCBASan Diego, CA 921081831737196
  27. Marnie FaySan Diego, CA 921081316659444
  28. Nicole FazSan Diego, CA 921031356756746
  29. Emma Fazeli, B.A.Valencia, CA 913551104256767
  30. Ceara FazzinoSan Bernardino, CA 924081518618529
  31. Daniela FazzioFoster City, CA 944041346580131
  32. Melissa FeboVan Nuys, CA 914061174927909
  33. Raina Feckovic, CPHTNorwalk, CA 906501831889294
  34. Risa FederighiSan Carlos, CA 940701386047504
  35. Jacqueline FedorowychIrvine, CA 926061093247033
  36. Jamie FeenstraLancaster, CA 935351811781214
  37. Caitlin Feezell, M.ED., BCBAPasadena, CA 911061801338421
  38. Allen Feil, M.S., BCBABurbank, CA 915051568173250
  39. Jessika FeilVisalia, CA 932921710220835
  40. Susan FeimerWalnut Creek, CA 945961912289513
  41. Kaela Feinstein, MA BCBAEncino, CA 913161497219158
  42. Yara Felder, BCBASimi Valley, CA 930651558980276
  43. Layla Feldhaus, BCBA, L/OTRSan Diego, CA 921031912241647
  44. Mariela Feldman, M.S., BCBAVan Nuys, CA 914051033482245
  45. Emily Feldman Gibbs, BCBACerritos, CA 907031194069716
  46. Josseline Felipe-PatricioMountain View, CA 940401831869890
  47. Dafina Felix, BCBAConcord, CA 945201679195390
  48. Diana Felix, BCBAGlendale, CA 912061912672148
  49. Mara FelixWoodland Hills, CA 913671306304100
  50. Michelle FelixSan Diego, CA 921081245794486

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.