NPPES file of Aug 9, 2026

Occupational Therapy Assistant in Illinois

1,498 NPPES records list occupational therapy assistant with a practice address in Illinois, 12 per 100,000 residents, the 27th highest rate of 51. Chicago and Glenview have the most; each record links to the provider's NPI and the Illinois license search. Page 18 of 30.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 224Z00000X · 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, 156

  1. Chicago156
  2. Glenview126
  3. Orland Park43
  4. Springfield33
  5. Peoria30

Occupational Therapy Assistant records in Illinois

  1. Samuel MathisPinckneyville, IL 622741235542176
  2. Cheryl Matic, COTA/LHerrin, IL 629481417105776
  3. Mary Matteson, COTA/LCarbondale, IL 629011548514995
  4. Maria Matthews, COTA/LBelleville, IL 622261497001648
  5. Tara Maubach, COTAQuincy, IL 623011326307406
  6. Savanna Maue, COTA/LBelleville, IL 622261063167757
  7. Danielle Mayes, COTA/LRushville, IL 626811194498428
  8. Latoya MaysPeoria, IL 616041841948544
  9. Sammy MazzaGlenview, IL 600261639765860
  10. Monica McAfee, COTA/LSpringfield, IL 627111932365566
  11. Linda McAuliffSpringfield, IL 627111134376023
  12. Jessica McCannColumbia, IL 622361275195224
  13. Angela McCarty, COTAHomer, IL 618491831431477
  14. Lyra McCarty, OTARock Island, IL 612011578958708
  15. Sara McCarty, COTA/LWest Frankfort, IL 628961528515574
  16. Corissa McCloudGlenview, IL 600261053998674
  17. Mariah McCormack, COTANorth Riverside, IL 605461285484626
  18. Michelle McCuneEdwardsville, IL 620251366799157
  19. Karen McGannElgin, IL 601231326507963
  20. Mary McGarvey, COTAMount Vernon, IL 628641245711779
  21. Bonnie McGlothlinDecatur, IL 625221558026393
  22. Philip McIntoshMount Vernon, IL 628641932488350
  23. April McIntyre, COTA/LPeoria, IL 616051972933711
  24. Lisa McRoy, COTA/LMarion, IL 629591952633588
  25. Elizabeth McWhirter, COTA/LPeoria Heights, IL 616161811566565
  26. James Meadows, COTADecatur, IL 625211962720573
  27. Cheryl Means, COTA/LEffingham, IL 624011508823022
  28. Deepika MedavaramSpringfield, IL 627111053567891
  29. Sandra Medina, COTAChrisman, IL 619241437465606
  30. Vivian MedranoDeerfield, IL 600151801611991
  31. Kelli Meents, COTA/LChampaign, IL 618211013254408
  32. Holly MellenthinMaryville, IL 620621902725468
  33. Georgette Melus, COTA/LCrystal Lake, IL 600141215725379
  34. Allie Melvin, COTAMount Vernon, IL 628641891414520
  35. Lucya MendozaRiver Forest, IL 603051013771021
  36. Sameeha MenkNorthbrook, IL 600621801346838
  37. Lisa Merenda, COTA/LOrland Park, IL 604671093030850
  38. Jennifer Messerman, C.O.T.A.Waukegan, IL 600871912303215
  39. Melissa Metzger, COTA/LChicago Heights, IL 604111407354863
  40. Jessica Meyer, COTASpringfield, IL 627041629603212
  41. Kayla MeyerAuburn, IL 626151346701463
  42. Alexandra MichaelsGlenview, IL 600261063088292
  43. Marta MichalczykChicago, IL 607071013384957
  44. Jessica Michalec, COTA/LChicago, IL 606141437892585
  45. Darlene MiddletonNorthfield, IL 600931750799409
  46. Katherine Miedema, COTAOrland Park, IL 604671114133170
  47. Rebekah Miler-Lyles, COTA/LWood River, IL 620951245893957
  48. Cheryl Millar, COTA/LUrbana, IL 618021144023284
  49. Arianna Miller, COTA/LAurora, IL 605061427645472
  50. Jill Miller, COTA/LCarlinville, IL 626261710394754

Source: CMS NPPES, primary taxonomy 224Z00000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 27 of 51 per resident

  1. North Carolina13
  2. Connecticut12
  3. South Dakota12
  4. Illinois12
  5. Nebraska12
  6. Mississippi12
  7. 50 states and D.C.12

Source: CMS NPPES, primary taxonomy 224Z00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

1,498 NPPES records list occupational therapy assistant (224Z00000X) as their primary taxonomy with a practice address in Illinois: 12 per 100,000 residents against 12 nationally (50 states and D.C.). Chicago has 156 of them (10%).

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. Wisconsin1,460
  2. North Carolina1,357
  3. California1,869
  4. Indiana1,091

States with a similar rate per 100,000

  1. South Dakota12.0
  2. Nebraska11.9
  3. Mississippi11.9
  4. Colorado11.7

The largest states

  1. Texas4,278
  2. Florida3,825
  3. New York2,732
  4. Ohio2,421
  5. Pennsylvania2,155

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.