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 192 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. Kassondra KochanSan Ramon, CA 945831013671023
  2. Breeann Kochel, BCBASan Diego, CA 921081316704265
  3. Dena Kocher, BCBA, MAWestlake Village, CA 913621558809939
  4. Victoria Koci, BCBASan Diego, CA 921231285144071
  5. Lia KoecklinPalmdale, CA 935501427699487
  6. David Koehler, BCBAIrvine, CA 926141679071419
  7. Becky KoehnleinCypress, CA 906301205581998
  8. Christine Koenig, BCBASan Francisco, CA 941141700397569
  9. Katherine KoenigSan Diego, CA 921281669906129
  10. Jamie KofoedElk Grove, CA 956241982137568
  11. Stephanie KoharLaguna Hills, CA 926531891336467
  12. Sarah Kohlman, B.A., BCABASacramento, CA 958261629325931
  13. Meghana KolarGrover Beach, CA 934331457244840
  14. Christian Kolb, MA, BCATCosta Mesa, CA 926261265036248
  15. Carlotta KollarSalinas, CA 939061598266835
  16. Aditya KolliparaSan Diego, CA 921221376424531
  17. Paige KolodinGranite Bay, CA 957461558939421
  18. Kristine KolodzieRiverbank, CA 953671336025543
  19. Jennifer KolpPalo Alto, CA 943061487158564
  20. Taralyn KolsterSanta Rosa, CA 954031063997856
  21. Dana-Joelle KomanTracy, CA 953771609371731
  22. Umi Kono, BCBAEncino, CA 913161447736616
  23. Elizabeth KooFullerton, CA 928321790171619
  24. Kevin Koo, MA, BCBAHercules, CA 945471316340086
  25. Theresa KoonVan Nuys, CA 914061174968317
  26. Stephanie KopacekArcata, CA 955211093062176
  27. Melanie KoperovskiyTemecula, CA 925911780268813
  28. Kisa Korello, M.ED., BCBASan Bruno, CA 940661013307016
  29. Melissa Koren, BCBAArcata, CA 955211629559034
  30. Jessica Kornegay, BCBAEl Centro, CA 922431376140350
  31. Morgan Korte, MED, BCBA, LBATemecula, CA 925911063802502
  32. Mindy KosakaValencia, CA 913551376977892
  33. Osanna KosoyanChatsworth, CA 913111144870908
  34. Yunona KostandyanBurbank, CA 915021992576854
  35. Hanna KostenkoChula Vista, CA 919101265191662
  36. Lara KoubatiCosta Mesa, CA 926261043864556
  37. Roselie Kounlavouth, MAED, BCBATorrance, CA 905031982177853
  38. Larissa KoutakosMarina, CA 939331245866011
  39. Judy KoutalSherman Oaks, CA 914031700310885
  40. Aspasia Koutzmbis, BASan Diego, CA 921061033808308
  41. Kiersten KovachNewark, CA 945601114583440
  42. Christopher KovacsLaguna Beach, CA 926511568264810
  43. Kimberly Kowalski, BCBAArcata, CA 955211528324027
  44. Christina KowanHermosa Beach, CA 902541043699903
  45. Devyn KowitzSan Marcos, CA 920781023830791
  46. Melissa Kozak, M.A., BCBASacramento, CA 958161841694023
  47. Amy KrageConcord, CA 945201740648849
  48. Jeff Kramer, BCBASacramento, CA 958161811365471
  49. Jacqueline KrantzLong Beach, CA 908151942085766
  50. Kelly Kratzer, BCBAWinnetka, CA 913061306134226

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.