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 131 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. Chantel GhasemiPasadena, CA 911051770346140
  2. Simin GhasriEncino, CA 914361225899008
  3. Roxana Ghassemi, BAThousand Oaks, CA 913601164796702
  4. Bita Ghatan, M.S.Tarzana, CA 913561023398245
  5. Adrine Ghazarian, MA,BCBATujunga, CA 910421578127734
  6. Shirin Ghesser, M.A., BCBALos Angeles, CA 900411255759916
  7. Kriti GhimireReseda, CA 913351902271695
  8. Marian Faith GhobrialColton, CA 923241285227900
  9. Negar Ghorbanali, MS, BCBALos Angeles, CA 900711033610498
  10. Shubhra GhoshSan Jose, CA 951281265008429
  11. Charlyn GhoubrialCovina, CA 917241255191177
  12. Leslie Ghrist, BEHAVIOR THERAPISTChatsworth, CA 913111891117453
  13. Mallory GiacopuzziCamarillo, CA 930121811293202
  14. Androniki GialisGarden Grove, CA 928401174187785
  15. Renee Giambrone, RENEE AGOSTINISan Ramon, CA 945831801391529
  16. Nina Marie Gianan, RBTGardena, CA 902481669974903
  17. Gabrielle GiangCerritos, CA 907031679191720
  18. Sophantreia GiannamoreCosta Mesa, CA 926261992538466
  19. Alison Giannini, M.A., BCBASacramento, CA 958271255729778
  20. Aubree Giannini, BCBABakersfield, CA 933121457927824
  21. Carolyn Giardini, QASPSanta Ana, CA 927051326551383
  22. Veronica GiarmoApple Valley, CA 923071881918274
  23. Andromachi Gibbons, M.ASan Jose, CA 951361659718039
  24. Courtney GibbonsSanta Maria, CA 934551447767033
  25. Krista GibertCosta Mesa, CA 926261134690332
  26. Katelyn Giboney, B.C.B.A.Woodland Hills, CA 913671437487691
  27. Charlotte GibsonSan Jose, CA 951251942798327
  28. Cheryl GibsonGardena, CA 902481508549122
  29. Glenisha GibsonDowney, CA 902421093360687
  30. Hilary Gibson, M.S., BCBABerkeley, CA 947101285975342
  31. Jasiri GibsonHayward, CA 945411184273187
  32. Jessica GibsonOakland, CA 946061972094993
  33. Joshua Gibson, M.ED, BCBAFresno, CA 937111043710106
  34. Kylee GibsonArcadia, CA 910061346191236
  35. Machelise GibsonNorco, CA 928601881356681
  36. Mindy GibsonGarden Grove, CA 928401679130231
  37. Ruby Gibson, BCBAThousand Oaks, CA 913601912692500
  38. Devory Gibson JrLake Elsinore, CA 925301790554822
  39. Sophia Giddens, BCBASan Diego, CA 921261982272746
  40. Joshua GideonsRocklin, CA 957651285223990
  41. Renita Gidlund, BCBASan Diego, CA 921211710423835
  42. Rachel GiffordRiverside, CA 925091912483637
  43. Asili GilPomona, CA 917661093301616
  44. Sylvia GilPacific Grove, CA 939501548045800
  45. Tatianna GilRiverside, CA 925061689200321
  46. Vanesa GilLos Angeles, CA 900411609566462
  47. Annika GilbertGrover Beach, CA 934331265151377
  48. Emma GilbertCosta Mesa, CA 926261902772528
  49. Jason Gilbert, BCBAEl Dorado Hills, CA 957621962748970
  50. Jessica GilbertLos Angeles, CA 900251588377865

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.