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 170 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. Evelyn IbanezNewark, CA 945601942788971
  2. Vanessa IbanezHollister, CA 950231245924018
  3. Joelene Ibanez-SandovalFresno, CA 937221518504463
  4. Kaila Lynn IbardolazaCosta Mesa, CA 926261083424733
  5. Abraham Ibarra, M.S.Whittier, CA 906051588250955
  6. Angelica IbarraRedondo Beach, CA 902781699361212
  7. Ariana IbarraNorthridge, CA 913241598639932
  8. Carmen IbarraMountain View, CA 940401235813064
  9. Cristy IbarraGardena, CA 902481720664642
  10. Diana IbarraGarden Grove, CA 928401508326208
  11. Donna IbarraVisalia, CA 932771467910281
  12. Jesika Ibarra, M.ED., BCBASacramento, CA 958151881080893
  13. Jesse IbarraDiamond Bar, CA 917651003736901
  14. Joanna IbarraCosta Mesa, CA 926261497518278
  15. Melissa IbarraSan Diego, CA 921111235754680
  16. Oscar IbarraTorrance, CA 905021619447224
  17. Yannin IbarraSan Diego, CA 921231881453470
  18. Yulissa IbarraVentura, CA 930031710770268
  19. Kimiye IbelloFullerton, CA 928321689015224
  20. Eglal Ibrahim, BCBAPoway, CA 920641386254522
  21. Melissa Ibrahim, BCBAVan Nuys, CA 914061598226755
  22. Saima IbrahimStudio City, CA 916041427480706
  23. Brandon IcbanFremont, CA 945381942785514
  24. Andrew IchikawaAnaheim, CA 928051972169647
  25. Briniti Ichull, PHDHemet, CA 925431376998864
  26. Jasmine-Mae IcoSacramento, CA 958261356800726
  27. Courtney IdeElk Grove, CA 956241912518895
  28. Fatima IdoudaoudSanta Ana, CA 927051376397117
  29. Mari Ieyoshi, BCABAOrange, CA 928681801397120
  30. Alicia IgartaLa Habra, CA 906311679089767
  31. Eula Joyce IgnacioSan Jose, CA 951361861063109
  32. Gladys IgnacioPoway, CA 920641578165585
  33. Chelsea Igualdo, BCBAMurrieta, CA 925621861923609
  34. Leo Igualdo, BCBAWinchester, CA 925961447740469
  35. Oghor Ihuwan, M.ED., BCBASacramento, CA 958251639622798
  36. Lana IkedaCosta Mesa, CA 926261093697427
  37. Kelechi IkejioforWildomar, CA 925951245164409
  38. Tiffany Ikera, MS, BCBAOntario, CA 917641922523968
  39. Yuki IkezakiSan Gabriel, CA 917751225435415
  40. Kaylee IkolaSan Luis Obispo, CA 934051366976870
  41. Mavis IkpegbuEncino, CA 914361649128935
  42. Jerrold IlaganBrentwood, CA 945131043786395
  43. Justine IlaganConcord, CA 945191811466816
  44. Hasini Ileperumage DonVentura, CA 930031912848938
  45. Que Jaune IlesOakland, CA 946011780175059
  46. Sonia IliffGrover Beach, CA 934331558993477
  47. Michael IlliffGrover Beach, CA 934331104433291
  48. Kate IlsleyDavis, CA 956181871186312
  49. Gulistan Ilze SonmezSan Bruno, CA 940661235609843
  50. Nastassia ImperatiWatsonville, CA 950761154673374

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.