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 275 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. Yaritza PabloAlhambra, CA 918031952276461
  2. Mariana Pacas MexicanoAlameda, CA 945011659862571
  3. Kayla PaceRoseville, CA 956781497256036
  4. Catrina PachecoRancho Cucamonga, CA 917301922650274
  5. Clara PachecoWoodland Hills, CA 913671710547203
  6. Florentino PachecoMoreno Valley, CA 925571346748308
  7. Giovanna PachecoWildomar, CA 925951285591271
  8. Gisela PachecoCosta Mesa, CA 926261043814031
  9. Job PachecoLos Angeles, CA 900171609419522
  10. Joshua Pacheco, M.ED., BCBAHermosa Beach, CA 902541518559129
  11. Karina PachecoCatheys Valley, CA 953061760334593
  12. Sienna PachecoOrange, CA 928681629753710
  13. Tomas PachecoCanoga Park, CA 913061427624477
  14. Jeremy PachterHayward, CA 945411508341033
  15. Patrick PacisHacienda Heights, CA 917451760948087
  16. Aimee Pack, BCBAIrvine, CA 926061114261823
  17. Rachel PackPismo Beach, CA 934491922552215
  18. Serena PackLong Beach, CA 908071376123000
  19. Leina PadaCosta Mesa, CA 926261194314773
  20. Stephanie PadenWestlake Village, CA 913611255709184
  21. Alyson Padgett, BCBAModesto, CA 953551942595079
  22. Denise Padgitt, BCBALos Angeles, CA 900101912271024
  23. Kavita PadiaSan Jose, CA 951121013446962
  24. Alexandra Padilla, BCBASan Diego, CA 921301548775455
  25. Ashley PadillaLong Beach, CA 908151811779531
  26. Briana PadillaFresno, CA 937221730771445
  27. Christine PadillaCosta Mesa, CA 926261134572118
  28. Dina PadillaVallejo, CA 945901881050219
  29. Elizabeth Padilla, BCBASan Diego, CA 921081992185029
  30. Irma PadillaRancho Cucamonga, CA 917301932061587
  31. Jelesa PadillaTorrance, CA 905051720580558
  32. Jessica PadillaPalm Springs, CA 922621831974161
  33. Kaira Padilla, BASan Bernardino, CA 924071669027454
  34. Karla PadillaCosta Mesa, CA 926261235094939
  35. Kirissa Padilla, BCBAConcord, CA 945201295453314
  36. Maria PadillaDowney, CA 902421861958092
  37. Michelle Padilla, M.S., B.C.B.A.Van Nuys, CA 914061750856068
  38. Noemi Padilla, M.A.Perris, CA 925711134832777
  39. Paloma PadillaSan Diego, CA 921081215773023
  40. Ruben PadillaHesperia, CA 923441841725280
  41. Alejandra Padilla Jamora, BCBASan Diego, CA 921231154695823
  42. Natalie Padilla- VazquezCosta Mesa, CA 926261538938345
  43. Jessica Padover, MSLos Angeles, CA 900641578145397
  44. Emma PadronOntario, CA 917611598654766
  45. Valerie PadronTustin, CA 927801285451955
  46. Adeline PaduraruWalnut Creek, CA 945981124558945
  47. Lei Angela PaesteWalnut Creek, CA 945961316530892
  48. Eugenia PaffDublin, CA 945681912640889
  49. Brittany Pagano, Ms, Bcba, MS, BCBAWoodland Hills, CA 913641003354937
  50. Anna Lisa PagariganSan Francisco, CA 941031457893612

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.