NPPES file of Aug 9, 2026

Clinical Psychologist in Illinois

3,947 NPPES records list clinical psychologist with a practice address in Illinois, 31 per 100,000 residents, the 8th highest rate of 51. Chicago and Evanston have the most; each record links to the provider's NPI and the Illinois license search. Page 72 of 79.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 103TC0700X · 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, 1,478

  1. Chicago1,478
  2. Evanston158
  3. Naperville137
  4. Northbrook87
  5. Oak Park83

Clinical Psychologist records in Illinois

  1. Barbara Thomas, PH.D.Oak Forest, IL 604521306932843
  2. Erica Thomas, PSYDMelrose Park, IL 601601477829711
  3. Jacqueline Thomas, PSYDPalos Heights, IL 604631417817156
  4. Jermaine Thomas, PSYDChicago, IL 606101386151306
  5. Peter Thomas, PSY.D.McHenry, IL 600501659484707
  6. Carrie Thomas Hossain, PSY.DChicago, IL 606131952673428
  7. Jonathan Thomas-Stagg, LICENSED PSYCHOLOGISChampaign, IL 618201992074215
  8. Jennifer Thome, PH.D.Bloomington, IL 617041689304438
  9. Elizabeth Thompson, PSY.D.Lake In The Hills, IL 601561922192772
  10. Jennifer Thompson, PSYDOak Park, IL 603011609994276
  11. Roger Thomson, PH.D.Chicago, IL 606021184840647
  12. Katie Thorrud, PSYDMelrose Park, IL 601601700337417
  13. Penelope Thrasher, PH.D.Chicago, IL 606101922129543
  14. Tiffany Tiberi, PSY.D.Chicago, IL 606571700142460
  15. Gregory Tierney, PHDSycamore, IL 601781609949809
  16. Miriam Tighe, PH.D.Glenview, IL 600261760662555
  17. James Tiller, PH.DGalesburg, IL 614011821350489
  18. Arianna Timko, PSYDChicago, IL 606491033757349
  19. April Timmons Tyler, PHDChicago, IL 606161639718653
  20. Elizabeth Tingley, PH.D.Champaign, IL 618211265630537
  21. Samantha Tippy, PSYDJoliet, IL 604351093445249
  22. Beth Tipton, PH.D.Naperville, IL 605401669624722
  23. Aidaluz Tirado, PSYDSchaumburg, IL 601731336478809
  24. Courtland Tisdale, PH.D.Chicago, IL 606111558527531
  25. Yuleung To, PSY.D.Park Ridge, IL 600681003272105
  26. Ralph Tobias, PHDLibertyville, IL 600481699787598
  27. Paulette Toburen, PSY.D.St Charles, IL 601741871609867
  28. Pia Todras, PSY.D.Northbrook, IL 600621437334281
  29. Lawrence Todryk, PSY.D.Grayslake, IL 600301326164377
  30. Mariana Tokar, PSYDDeerfield, IL 600151790261774
  31. Jamie Tolmatsky, PSYDChicago, IL 606401801491014
  32. Betsy Tolstedt, PH.D.Evanston, IL 602021477646388
  33. Kathryn Tomasino, PH.D.Chicago, IL 606111730565649
  34. Rachel Tompkins, PH.D.Edwardsville, IL 620251114039435
  35. Megan Tondu, PHDHighland Park, IL 600351326343344
  36. Barbara Toohill, PSY.D.Peoria, IL 616151205127784
  37. Michael Topel, PSYDSkokie, IL 600761861704207
  38. Karla Torres, PSYD.Chicago, IL 606231760674683
  39. Rodrigo Torres, PHD, MAChicago, IL 606011235847591
  40. Ximena Torres, PSY.DHighland Park, IL 600351154515187
  41. Vanessa Torres Garcia, PHD.Chicago, IL 606121871119065
  42. Kenneth Tortoriello, PHDChicago, IL 606111336278209
  43. Joanna Torzewski, PH.D.Chicago, IL 606021871647065
  44. Luisa Toska, PSYDWinfield, IL 601901740611292
  45. Margot Touris, PH.D.Northbrook, IL 600621568783074
  46. Laura Trakhtman, PSY.D.Skokie, IL 600761598944530
  47. David Trandel, PH.D.West Dundee, IL 601181669598843
  48. Brittany Trauthwein, PSY.D.Chicago, IL 606571790226124
  49. Richard Travis, PSY.D, LCPPlainfield, IL 605441902989122
  50. Cynthia Trawinski, PSYDSkokie, IL 600771922373869

Source: CMS NPPES, primary taxonomy 103TC0700X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 8 of 51 per resident

  1. Hawaii45
  2. New York34
  3. California32
  4. Illinois31
  5. Connecticut31
  6. Michigan30
  7. 50 states and D.C.20

Source: CMS NPPES, primary taxonomy 103TC0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

16.0% of these records appear in a Medicare file, against 12.2% 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. Illinois16.0%
  2. United States12.2%

Clinical Psychologist records in Illinois, measured

  • In a Medicare file631 of 3,947 · 16.0% here, 12.2% nationally
  • In the CMS Doctors and Clinicians file1,081 · 27.4% here, 22.4% nationally
  • Not updated in five years or more2,674 · 67.7% here, 65.3% nationally
  • Median graduation year2004 · the 1,081 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 103TC0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

3,947 NPPES records list clinical psychologist (103TC0700X) as their primary taxonomy with a practice address in Illinois: 31 per 100,000 residents against 20 nationally (50 states and D.C.). Chicago has 1,478 of them (37%).

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. Massachusetts3,185
  2. Florida2,980
  3. Michigan2,965
  4. Texas2,732

States with a similar rate per 100,000

  1. Connecticut30.8
  2. California32.5
  3. New York33.5
  4. Colorado28.1

The largest states

  1. California12,647
  2. New York6,558
  3. Massachusetts3,185
  4. Florida2,980
  5. Michigan2,965

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.