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 281 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. Emily PayneOakland, CA 946061306338876
  2. Francine PayneWalnut Creek, CA 945961205328747
  3. Richard PaysonWoodland Hills, CA 913671194307405
  4. Melissa PaytonSan Diego, CA 921201053199745
  5. Monica Paz, HIGH SCHOOL DIPLOMAPalm Desert, CA 922601073264040
  6. Mariana Paz MelendezNewport Beach, CA 926631487328167
  7. Tandis PazokiMission Viejo, CA 926911457005977
  8. Elizabeth Peace, BCBAPleasanton, CA 945661023399391
  9. Tarina PeaceCosta Mesa, CA 926261710553771
  10. Claire PeachYuba City, CA 959911760249841
  11. Kayla PeacheyWoodland Hills, CA 913671275020265
  12. Aaron PeacockSan Francisco, CA 941141194274944
  13. Tia PeacockSan Bruno, CA 940661306304787
  14. Taylor Pearce, MA, BCBASan Diego, CA 921231396084935
  15. Celia Pearson, BCBARiverside, CA 925031467802678
  16. Emily Pearson, BCBAIrvine, CA 926141154052033
  17. Ethan PearsonBoulder Creek, CA 950061356272454
  18. Olivia PearsonRancho Cucamonga, CA 917301720957434
  19. Taylor PearsonCosta Mesa, CA 926261700682531
  20. David PeasleyPacific Grove, CA 939501104343524
  21. Brian PeckCosta Mesa, CA 926261073331468
  22. Hayley Peck, BCBAOntario, CA 917611699040402
  23. Kelly PeckCosta Mesa, CA 926261477129427
  24. Lindsey Peck, BCBAWalnut Creek, CA 945971114812823
  25. Nicole PeckhamCosta Mesa, CA 926261093418550
  26. Danielle Pecoraro, MFT INTERNOak Park, CA 913771548492770
  27. Kaleena PedBakersfield, CA 933091821966466
  28. Cole PeddieValencia, CA 913551508290719
  29. Steven Pedego, ED.D.El Dorado Hills, CA 957621629361894
  30. Sarah Pedersen, MA, RBT, BCBASan Luis Obispo, CA 934011003324948
  31. Nicole PedersonSan Jose, CA 951261538530274
  32. Jeanette Pedres, BCBASacramento, CA 958151538660667
  33. Jillian Pedrow, MS, BCBABakersfield, CA 933091407510605
  34. Delaina PedrozaCorona, CA 928791407559115
  35. Dillon PedrozaGarden Grove, CA 928401992263883
  36. Mallary PedrozaSierra Madre, CA 910241285008896
  37. Nina PeeleAlameda, CA 945011851877781
  38. Ella PeepgrassSan Diego, CA 921081750256590
  39. Makayla PegelEl Segundo, CA 902451174442321
  40. Jessica PeixotoSan Francisco, CA 941311053771980
  41. Ronald Pekarek, M.S,, BCBAVisalia, CA 932921255647376
  42. Fernando PelaezSierra Madre, CA 910241841665825
  43. Josue PelaezSylmar, CA 913421982243671
  44. Mirna PelaezChula Vista, CA 919141669073789
  45. Sarah Pelangka, PH D., BCBA-D, E.S.CSan Juan Capistrano, CA 926751427315639
  46. Luz PelayoLong Beach, CA 908071205481702
  47. Naida PelayoSanta Ana, CA 927041245817550
  48. Naila PelayoSanta Ana, CA 927051912660382
  49. Stacey PelayoVictorville, CA 923921801206545
  50. Dorcas PelicoSouth Pasadena, CA 910301679076798

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.