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 13 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. Olga Dominguez, M.S.Chicago, IL 606251871707935
  2. Iwona Domlewski, D.T.Addison, IL 601011750723359
  3. Erin Domzalski, DTBourbonnais, IL 609141104073956
  4. Jana DonahueLake Forest, IL 600451346427762
  5. Sarah Donegan, PCET M.ED.Jacksonville, IL 626501861345993
  6. Maria DorchackDarien, IL 605611659789147
  7. Keyanna DortchChicago, IL 606511386058618
  8. Teresa DorvalSycamore, IL 601781134332208
  9. Sarti Doshi, MS DTChicago, IL 606571760745632
  10. Ali DouglassBloomington, IL 617011770425928
  11. Lavinia Dover, M.ED.Chicago, IL 606201417294513
  12. Ashley DowdNormal, IL 617611851113021
  13. Megan Downs, DTNormal, IL 617611649471830
  14. Christine DragooFrankfort, IL 604231396151320
  15. Leah DrightHarvey, IL 604261619867199
  16. Eunique DrinkardChicago, IL 606521205360948
  17. Mary DrobnikDowners Grove, IL 605151770806655
  18. Theresa DrogosMt Prospect, IL 600561609134204
  19. Judith Drop, SLPArlington Heights, IL 600041942302039
  20. Lisa DruckerChicago, IL 606111043590961
  21. Kathleen DrwilaElk Grove, IL 600071811256779
  22. Jillian DrzewieckiChannahon, IL 604101205683836
  23. Denise DubielHomer Glen, IL 604911225346372
  24. Elizabeth Dubiel, MA, LPCNaperville, IL 605401497120620
  25. Nicole DubinMidlothian, IL 604451558147231
  26. Kimberly Duboise, D.TBellwood, IL 601041083890628
  27. Shauntell Dudley, ED.SChicago, IL 606201902598873
  28. Jennifer DufnerSpringfield, IL 627121891620902
  29. Tiffini DukeChicago, IL 606191457913675
  30. Qiana DukesDolton, IL 604191689206518
  31. Casandra DuncanMarine, IL 620611275369589
  32. Denise DuncanWheeling, IL 600901386267250
  33. Jennifer Duncan, DTBolingbrook, IL 604401790216265
  34. Lynette DuncanChicago, IL 606251083065791
  35. Sara DuncanHighland, IL 622491629408844
  36. Kristen Dunford, DTOrland Park, IL 604671235251091
  37. Christine DunlapBelleville, IL 622211508067158
  38. Jennifer Dunlap, E.I. D.T.Elmhurst, IL 601261891290276
  39. Diane DunnDecatur, IL 625211942322714
  40. Tammie DurrForest Park, IL 601301972144541
  41. Emily Duszynski, DTHillside, IL 601621821437773
  42. Nannette DuymJoliet, IL 604351558680520
  43. Jane Dwyer, DTHPark Forest, IL 604661801931670
  44. Emily DysonRockford, IL 611081194172932
  45. Agnieszka Dzwinacka, DTLake In The Hills, IL 601561639291495
  46. Hannah EagerMendota, IL 613421942603428
  47. Kimberly EarleWashington, IL 615711043437361
  48. Michelle EarleyOswego, IL 605431407027857
  49. Hayley EastonAva, IL 629071447639356
  50. Kathleen EastonTinley Park, IL 604771003037896

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.