NPPES file of Aug 9, 2026

Behavior Technician in Illinois

9,340 NPPES records list behavior technician with a practice address in Illinois, 74 per 100,000 residents, the 28th highest rate of 51. Chicago and Northbrook have the most; each record links to the provider's NPI and the Illinois license search. Page 146 of 187.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 106S00000X · method

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Chicago has the most, 1,330

  1. Chicago1,330
  2. Northbrook665
  3. Springfield391
  4. O Fallon295
  5. Aurora271

Behavior Technician records in Illinois

  1. Crystal RucinskiElmhurst, IL 601261588127831
  2. Kendrick RuckerPalos Heights, IL 604631831054113
  3. Marissa Rucker, RBTLa Grange Park, IL 605261407375710
  4. Roman Ruddy MillerAurora, IL 605041528828670
  5. Rachel RudePeoria, IL 616141245062710
  6. Ashley RudichOrland Park, IL 604671306774278
  7. Elizabeth RudigierChicago, IL 606071508663881
  8. Morgan RudishFrankfort, IL 604231427524925
  9. Nicholas RudnyNaperville, IL 605401356117808
  10. Rachel RudolphChicago, IL 606181598562316
  11. Louise RudowYorkville, IL 605601164341517
  12. Tautvydas Rudzinskas, RBTTinley Park, IL 604871699520718
  13. Anna Ruffalo, RBTSt Charles, IL 601741336847722
  14. Daijza RuffinPark Forest, IL 604661962224675
  15. Sadie RuhollNewton, IL 624481275351587
  16. Alan RuizDeerfield, IL 600151174211833
  17. Dhamar RuizChicago, IL 606041225852684
  18. Elizabeth RuizNorthbrook, IL 600621083276430
  19. Estefany RuizChicago, IL 606071184546681
  20. Joselin RuizLombard, IL 601481578369633
  21. Shaila Ruiz, RBT-18-60479Kankakee, IL 609011770061582
  22. Stephanie RuizVilla Park, IL 601811548137672
  23. Alejandra Ruiz-DiosdadpNorthbrook, IL 600621104464031
  24. Heidi Ruiz-RomeroGeneva, IL 601341417802380
  25. Kyann RuleOak Lawn, IL 604531104650498
  26. Theresa RumoroAurora, IL 605021841179827
  27. Nevin RungeSt Charles, IL 601741275279291
  28. Chloe RuniaDowners Grove, IL 605151588514186
  29. Zachary RunkCaseyville, IL 622321285236992
  30. Fraida RuppChicago, IL 606591750243036
  31. Jameson Rush, RBTDeerfield, IL 600151578224846
  32. Aniyah RushingLombard, IL 601481689556979
  33. Ciara RushingPalos Heights, IL 604631922963297
  34. Jennifer RusselSpringfield, IL 627031235619891
  35. Allison RussellPlainfield, IL 605441407510159
  36. Amber Russell, RBTNewton, IL 624481093512311
  37. Deandranay RussellOak Park, IL 603041740147602
  38. Hunter RussellChannahon, IL 604101215751227
  39. Jodie RussellChicago, IL 606561467264549
  40. Laine RussellO Fallon, IL 622691215891106
  41. Zabree RussellGlen Carbon, IL 620341073478749
  42. Kristen Russo, RBTBatavia, IL 605101225517865
  43. Santina RussoElgin, IL 601231255218756
  44. Alexandra RusuArlington Heights, IL 600041700639861
  45. Idrees RutaChicago, IL 606461902626336
  46. Sigrid RuxlowBloomington, IL 617011447057120
  47. Alec RyanChicago, IL 606131669308417
  48. Connor RyanArlington Heights, IL 600041679457535
  49. Ginger Ryan, RBTWaterman, IL 605561396232534
  50. Hailey RyanMorris, IL 604501346124922

Source: CMS NPPES, primary taxonomy 106S00000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 28 of 51 per resident

  1. Texas82
  2. North Dakota80
  3. Tennessee78
  4. Illinois74
  5. Oregon72
  6. South Carolina65
  7. 50 states and D.C.173

Source: CMS NPPES, primary taxonomy 106S00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

0.1% of these records appear in a Medicare file, against under 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. Illinois0.1%
  2. United States0.0%

Behavior Technician records in Illinois, measured

  • In a Medicare file6 of 9,340 · 0.1% here, under 0.1% nationally
  • In the CMS Doctors and Clinicians file8 · 0.1% here, under 0.1% nationally
  • Not updated in five years or more2,277 · 24.4% here, 26.0% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 106S00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

9,340 NPPES records list behavior technician (106S00000X) as their primary taxonomy with a practice address in Illinois: 74 per 100,000 residents against 173 nationally (50 states and D.C.). Chicago has 1,330 of them (14%).

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. Washington9,312
  2. Utah10,583
  3. Virginia7,994
  4. Ohio7,538

States with a similar rate per 100,000

  1. Oregon72.4
  2. Tennessee77.7
  3. Virgin Islands70.0
  4. North Dakota80.2

The largest states

  1. California171,666
  2. Florida75,633
  3. Michigan63,468
  4. Texas25,158
  5. Maryland25,139

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.