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 354 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. Jaime Stahl, BCBAFountain Valley, CA 927081184866261
  2. Angelina StahleyLancaster, CA 935341104544865
  3. Lauren StairsCosta Mesa, CA 926261972327906
  4. Bonnie StallingsModesto, CA 953541306775994
  5. Sabyn StalneckerSan Diego, CA 921281902355746
  6. Alyson StalterBakersfield, CA 933131285172445
  7. Nicole StamperSan Diego, CA 921281831695832
  8. Destiny StandiferLong Beach, CA 908141003414244
  9. Shannon Stanford, BCBAEncino, CA 913161023573938
  10. Sydney StanfordGardena, CA 902481508460684
  11. Luka StanisavljevicGardena, CA 902481871417311
  12. Alison Stanley, BCBAThousand Oaks, CA 913601245503887
  13. Annika StanleySan Diego, CA 921011467115584
  14. Tanya StanleyCamarillo, CA 930121881085785
  15. Daisy StanovichNewport Beach, CA 926601639004575
  16. Cathryn StanskasRancho Cucamonga, CA 917301295665990
  17. Jenna Stanton, BCBACupertino, CA 950141053126367
  18. Zaria StantonCosta Mesa, CA 926261902692189
  19. Stacy Stapleton, M.ED., BCBAOakland, CA 946091508271552
  20. Kelly Starbuck, MA, BCBAWinchester, CA 925961063052900
  21. Lauren StarickRancho Cucamonga, CA 917301730571746
  22. Melissa StarkIrvine, CA 926141124919030
  23. Savannah StarkeyWildomar, CA 925951902779531
  24. Maekayla StarksFresno, CA 937111639727761
  25. Linea StarlingGardena, CA 902481568933810
  26. Kelly Starr, BCBANewport Beach, CA 926601629587969
  27. Maria Carolina Starr, BCBAVan Nuys, CA 914051851853196
  28. Marylou Starr, BCBAOrange, CA 928681922663590
  29. Star Starr, MSRiverside, CA 925041144463696
  30. Stephen StaufferEmeryville, CA 946081811490840
  31. Jacquelyn Stawinski, BCBASylmar, CA 913421376805002
  32. Samantha Stawinski, BCBALancaster, CA 935341740702380
  33. Nicole Stayskal, B.A.Riverside, CA 925011386075570
  34. Britney StearnsStudio City, CA 916041003245648
  35. Cheston StearnsRedding, CA 960021659501492
  36. Cara Stearns Entz, MFT, BCBAPasadena, CA 911051477889095
  37. Kristina StebbinsWoodland Hills, CA 913671801359898
  38. Ivy StecherConcord, CA 945201285217695
  39. Lily SteckPasadena, CA 911061306519665
  40. Victoria SteckCarlsbad, CA 920081881241271
  41. Renee Steel, BCBASan Diego, CA 921171023376480
  42. Charity Steele, M.S., BCBALivermore, CA 945511942563317
  43. Jaymie Steele, BCBAFresno, CA 937101295376275
  44. Kaliyah SteeleOakland, CA 946061295238871
  45. Peyton SteeleLong Beach, CA 908071871086553
  46. Elizabeth Steffens, MSLaguna Hills, CA 926531710379722
  47. Shane SteffesSan Diego, CA 921261851890529
  48. Jeffrey Steiger, OTVentura, CA 930031922399328
  49. Brittany SteimingerPiedmont, CA 946101639564297
  50. Casey Stein, M.A., BCBAOrange, CA 928681770056111

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.