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 17 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. Gary Dec, PSY.D.Winfield, IL 601901528137684
  2. Sarah Decosmo, PSYDHines, IL 601411659119592
  3. Saloumeh Degood, PSYDChicago, IL 606571417252644
  4. Felix Deiss, PSY.D.Chicago, IL 606101992489520
  5. Anthony Dejoseph, PSY.D.Berwyn, IL 604021154440519
  6. Andreya Delarco Kelly, PSYDChicago, IL 606401891545323
  7. Sophia Deldonno, PHDChicago, IL 606571770172108
  8. Melissa Delioglou, PSYDBradley, IL 609151659717437
  9. Tiffany Dell'Aquila, PSY.D.Chicago, IL 606141891192308
  10. Mary Dellorto, PSY.D.Bloomington, IL 617041669431912
  11. Chante Deloach, PSY.D.Oak Park, IL 603011790816346
  12. Shondale Deloach, PH.D.Chicago, IL 606121538571765
  13. Michelle Demaray, PH.D.Geneva, IL 601341902477953
  14. Douglas Demerchant, PSY.D.Wheaton, IL 601871831564228
  15. Kelly Demers, PSYDHoffman Estates, IL 601691386838225
  16. Tyler Demers, PSY.D, LPElwood, IL 604211386901247
  17. Oana Demian, PSYDLincolnshire, IL 600691730933896
  18. Peter Demuth, PSYDEvanston, IL 602021801960125
  19. Matthew Denis, PH.D.Carbondale, IL 629031043223613
  20. Rebecca Denosaquo, PSY.D.Winnetka, IL 600931003075979
  21. Harry Deppe, PHDEdwardsville, IL 620251689667503
  22. David Derita, PHDTower Lakes, IL 600101124253547
  23. Teresa Deshields, PH.D.Chicago, IL 606121124232699
  24. Molly Deslandes, PSYDPark Ridge, IL 600681831907898
  25. James Devine, PHDLake Forest, IL 600451376520312
  26. Mehgan Devine, PSYDEvanston, IL 602011093153066
  27. Thora Devleschoward, PH.D.Chicago, IL 606571295894095
  28. Catharine Devlin, PSY.D.Chicago, IL 606011295079663
  29. Michael Devries, PH.D.Oak Forest, IL 604521881621951
  30. Daniel Dewitt, PHDBarrington, IL 600101689737009
  31. Patricia Dewitt, PHDBarrington, IL 600101497818892
  32. Christine Deya, PSYDPeoria, IL 616151457902165
  33. Ann Diamond, PSY.D.Chicago, IL 606051124546486
  34. Ellen Diamond, PSY. D.Highland Park, IL 600351285744078
  35. Jennifer Diamond, PHDChicago, IL 606421780167411
  36. Paula Dicanio, PHD.Bannockburn, IL 600151952524019
  37. Latreece Dickerson, PSY.D.Chicago, IL 606431053409722
  38. George Didier, PSYDRockford, IL 611071164597365
  39. Samira Didos, PH.D.Champaign, IL 618211588965479
  40. Kimberly Dienes, PHDChicago, IL 606051598019648
  41. Natalie Dille, PSYDChicago, IL 606011972125615
  42. Charlotte Dillon, PH.D.Aurora, IL 605061326114562
  43. David Dillon, ED.D.Washington, IL 615711285727248
  44. Elizabeth Dimaggio, PSY.DChicago, IL 606181093498784
  45. Richard Dimond, PH.D.Springfield, IL 627041548212145
  46. Juliet DinkhaBolingbrook, IL 604901285219899
  47. Meagan Divito, PSY.D.Barrington, IL 600101578013983
  48. Jelena DjurovicHanover Park, IL 601331770377095
  49. Pamela Dockstader-Ortiz, PSY.D.Naperville, IL 605401740559145
  50. James Dod, PH.D.Northbrook, IL 600621053465500

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.