NPPES file of Aug 9, 2026

Developmental Therapist in Illinois

2,793 NPPES records list developmental therapist with a practice address in Illinois, 22.3 per 100,000 residents, the 2nd highest rate of 48. Chicago and Highland have the most; each record links to the provider's NPI and the Illinois license search. Page 12 of 56.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 222Q00000X · 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, 652

  1. Chicago652
  2. Highland62
  3. Aurora40
  4. Joliet38
  5. Naperville35

Developmental Therapist records in Illinois

  1. Rebecca DaytonWheaton, IL 601871912212648
  2. Ann De Battista, MASkokie, IL 600761881818177
  3. Lourdes De La Rosa, M. EDLombard, IL 601481376147256
  4. Amie DeaconMcHenry, IL 600511306691126
  5. Chandra DeanOak Park, IL 603021689979254
  6. Monica DeanTroy, IL 622941215715271
  7. Amanda DeangelesChicago, IL 606071215470927
  8. Sara Debelak, MSLoves Park, IL 611111598049025
  9. Stacy Decristofaro, DTCrystal Lake, IL 600141134451552
  10. Julie Deely, MAWood Dale, IL 601911639850282
  11. Amanda DeetsClinton, IL 617271841145430
  12. Lynnette DegraffenreidCountry Club Hills, IL 604781396868162
  13. Maria Degrazia CohenOrland Park, IL 604671790212587
  14. Danielle DeguzmanRomeoville, IL 604461497163984
  15. Delayne Deiss, DEVELOPMENT THERAPISMapleton, IL 615471447448428
  16. Diane Dejong, DTElmhurst, IL 601261831352996
  17. Rachel DelcielloSchaumburg, IL 601941447859855
  18. Benjamin DelgadoLombard, IL 601481265553085
  19. Helen Dellamano, BA IN SOCIAL WORKNew Lenox, IL 604511003241886
  20. Connie DelucaGlen Ellyn, IL 601371306104096
  21. Analese DemaioChicago, IL 606611891553392
  22. Shelly Demaree, D.T.Rushville, IL 626811649442195
  23. Barbara DemianiukChicago, IL 606301649104365
  24. Erin Dempsey, DTChicago, IL 606461306069257
  25. Mayra DenizChicago, IL 606081003247529
  26. Kimberly DenneyFarmersville, IL 625331710206230
  27. Evelyn DennyPeoria, IL 616141609384122
  28. Katharine DennyChicago, IL 606401689987653
  29. Mona DennyChicago Heights, IL 604111699957282
  30. Tina DennyMackinaw, IL 617551659755254
  31. Crystal Denton, MAT, M. ED, SE, ECSEMatteson, IL 604431023827037
  32. Roberta Dermody, DTSwansea, IL 622261710270483
  33. Mia Deroin, D.O.Harwood Heights, IL 607061306254271
  34. Ann DevoreEast Peoria, IL 616111952942518
  35. Kelly Dewitt, D.TChicago, IL 606541295006294
  36. Mariam DhaherSchaumburg, IL 601731427625383
  37. Irene Di Minervino, DTPark Ridge, IL 600681790068443
  38. Linda DiazChicago, IL 606521134973191
  39. Heather Dickerson, M.EDChicago, IL 606421154844025
  40. Jennifer DieneltCrystal Lake, IL 600141679031223
  41. Michelle DietzBatavia, IL 605101760809131
  42. Melissa Difazzio, MT-BCBartlett, IL 601031629207683
  43. Janine DixonCalumet Park, IL 608271841947025
  44. Janet Dobbelstein, M.S.ED.Medinah, IL 601571760698880
  45. Rebecca DobbsSpringfield, IL 627021568722015
  46. Sierra DockeryHarvey, IL 604261376081232
  47. Robin DoddsEvanston, IL 602081588038699
  48. Tineka Doggan, DEVLOPMENTAL THERAPYMount Vernon, IL 628641093938474
  49. Kiley DohertyChicago, IL 606431902171986
  50. Mary Doherty, D.T.Chicago, IL 606251720371842

Source: CMS NPPES, primary taxonomy 222Q00000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 2 of 48 per resident

  1. Massachusetts74.9
  2. Illinois22.3
  3. Florida19.2
  4. Kentucky16.4
  5. 50 states and D.C.5.0

Source: CMS NPPES, primary taxonomy 222Q00000X 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. Illinois0.0%
  2. United States0.1%

Developmental Therapist records in Illinois, measured

  • In a Medicare file1 of 2,793 · under 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file1 · under 0.1% here, 0.1% nationally
  • Not updated in five years or more2,072 · 74.2% here, 71.3% nationally

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 222Q00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,793 NPPES records list developmental therapist (222Q00000X) as their primary taxonomy with a practice address in Illinois: 22.3 per 100,000 residents against 5 nationally (50 states and D.C.). Chicago has 652 of them (23%).

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. Florida4,335
  2. Indiana938
  3. Kentucky741
  4. New York460

States with a similar rate per 100,000

  1. Arkansas10.7
  2. Idaho8.6
  3. Connecticut5.9
  4. District of Columbia4.1

The largest states

  1. Massachusetts5,242
  2. Florida4,335
  3. Indiana938
  4. Kentucky741
  5. New York460

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.