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 318 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. Elaine Roller, B.A.Apple Valley, CA 923071093402141
  2. Scarlett RollerOntario, CA 917641790255628
  3. Ladasha RollinsConcord, CA 945201881532091
  4. Amairani Rolon-Esquivel, BCBASanta Maria, CA 934551427632876
  5. Anna RolstonSanta Monica, CA 904051881180263
  6. Christine Rom, BCATLong Beach, CA 908071437650884
  7. Rose Roma, MS, BCBATorrance, CA 905051649752379
  8. Anamaria RomanWoodland Hills, CA 913671811455579
  9. Angelica RomanRancho Cucamonga, CA 917301407702582
  10. Angelo RomanChula Vista, CA 919111396610036
  11. Anthony RomanPleasanton, CA 945881801368592
  12. Ashley RomanSanta Ana, CA 927051124863584
  13. Claudia RomanStudio City, CA 916041013340850
  14. Daniela Roman, BCBA, LBASan Diego, CA 921081306202460
  15. Felisha RomanMoreno Valley, CA 925571104308790
  16. Ismara RomanEncino, CA 914361063890572
  17. Jesus RomanPasadena, CA 911061962141283
  18. Marysol RomanOntario, CA 917641508667247
  19. Miranda RomanTemecula, CA 925921447188164
  20. Yvette RomanCosta Mesa, CA 926261467152348
  21. Julio Roman LazaroSacramento, CA 958251689100455
  22. Brenda Roman LopezGarden Grove, CA 928401316406051
  23. Tarashmani RomanaWalnut Creek, CA 945981811595200
  24. Jeniene RomanoEscondido, CA 920261144007600
  25. Lorraine Romano, BCBAWalnut Creek, CA 945981366864464
  26. Stephanie Romberg, BCBAGarden Grove, CA 928401780940056
  27. Aileen RomeroPacoima, CA 913311285344804
  28. Alexandra RomeroIrvine, CA 926141225744931
  29. Angelica RomeroAmerican Canyon, CA 945031235602103
  30. Argenis RomeroCosta Mesa, CA 926261922658707
  31. Auxiliadora RomeroPanorama City, CA 914021962001313
  32. Carlos RomeroSan Bernardino, CA 924081366969891
  33. Emily Romero, RBTEncino, CA 913161972420636
  34. Erica RomeroWildomar, CA 925951306315635
  35. Erika RomeroChino, CA 917101942727672
  36. Jessica RomeroBrentwood, CA 945131427699388
  37. Jose RomeroUniversal City, CA 916081467387399
  38. Jovanna RomeroEl Centro, CA 922431912709387
  39. Kyleen Romero, BEHAVIOR ANALYSTPetaluma, CA 949521518457159
  40. Liliana Romero, MA, BCBAVan Nuys, CA 914011073185385
  41. Maria RomeroSan Pedro, CA 907311285144907
  42. Marlen RomeroGardena, CA 902481932834124
  43. Mercedes RomeroWoodland Hills, CA 913671801441712
  44. Merneeta RomeroOntario, CA 917641427753961
  45. Merseis RomeroRiverside, CA 925031871335455
  46. Nestor RomeroRoseville, CA 956611255979498
  47. Noemi RomeroSan Ramon, CA 945831447760798
  48. Phillip Romero, BCBACovina, CA 917241851972418
  49. Ryan RomeroIrvine, CA 926061568237170
  50. Samantha RomeroOrange, CA 928681245795616

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.