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 404 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. Jennifer YoungSanta Rosa, CA 954011639659113
  2. Jill Young, PHD, BCBASacramento, CA 958251457645905
  3. Jordyn YoungCosta Mesa, CA 926261962145847
  4. Leah Patrice YoungLos Angeles, CA 900101043710072
  5. Michaella YoungWoodland Hills, CA 913671437628112
  6. Nicole YoungGardena, CA 902481518758291
  7. Oliesha Young, BCBALos Angeles, CA 900431235746801
  8. Rachael Young, M.ED, BCBAFallbrook, CA 920281346607991
  9. Rachel YoungRiverside, CA 925071811774953
  10. Rebekah Young, BCBAOxnard, CA 930301174026041
  11. Robin YoungBarstow, CA 923111447123781
  12. Samania YoungOakland, CA 946061699162313
  13. Shannon YoungWestlake Village, CA 913611477218048
  14. Talona YoungVictorville, CA 923921710328935
  15. Tyawana YoungSan Ramon, CA 945821750165189
  16. Rachel Youngdahl, M.ED., B.C.B.A.Whittier, CA 906021043870546
  17. Malak YounisSan Jose, CA 951121730685710
  18. Brynell YountSan Diego, CA 921071497365258
  19. Hanine YousefAnaheim, CA 928051114726338
  20. Linda YoussefSan Diego, CA 921281003319757
  21. Samah Youssef AwadallaSan Ramon, CA 945821174169023
  22. Hannah Ytares, BCBAOrange, CA 928681407404395
  23. Angela Yu, BCBAGardena, CA 902481164073581
  24. Connie Yu, MS, BCBAElk Grove, CA 957581295235240
  25. Joshua YuVictorville, CA 923921982011417
  26. Katie Yu, BCBAMonrovia, CA 910161992315675
  27. Min YuMountain View, CA 940401851244818
  28. Nathan YuPasadena, CA 911061285226894
  29. Wei YuPomona, CA 917681376050930
  30. Xirui YuLos Angeles, CA 900171790662872
  31. Yi Yu, BCBAMarina, CA 939331336631431
  32. Lynn Yuan, BCBA-DSan Diego, CA 921281588172779
  33. Haruka YuasaEl Segundo, CA 902451104747419
  34. Kimberly Yudt, ACSWWestlake Village, CA 913611417429952
  35. Kayli Yue, BCBALake Forest, CA 926301609322734
  36. Kevin Yuen, BAAzusa, CA 917021285298042
  37. Patrick Yuen, B.C.B.ASacramento, CA 958261184970576
  38. Shaila YumanRancho Cucamonga, CA 917301427989383
  39. Stacey Yung, BCBALos Gatos, CA 950301144722752
  40. Tai Yustat, BCBAEl Dorado Hills, CA 957621467953596
  41. Prescilla YuzonOakland, CA 946061518451590
  42. Stephanie YzaguirreEscondido, CA 920251538677703
  43. Avishai Zacharia, M.A B.C.B.ASherman Oaks, CA 914031831724814
  44. Elizabeth ZachariaSacramento, CA 958261033689468
  45. Heather ZacharyCamarillo, CA 930101528537867
  46. Emily Zacher, MA, BCBAOjai, CA 930231093384307
  47. Agapeh Zadooryin PeraniGardena, CA 902481184586521
  48. Lisa ZahmValencia, CA 913551245663178
  49. Hend ZahrawiSacramento, CA 958411386234987
  50. Sharjina Zahur, BCBAConcord, CA 945201619443223

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.