NPPES file of Aug 9, 2026

Sleep Medicine (Internal Medicine) Physician in Illinois

43 NPPES records list sleep medicine (internal medicine) physician with a practice address in Illinois, 0.3 per 100,000 residents, the 27th highest rate of 48. Chicago and Joliet have the most; each record links to the provider's NPI and the Illinois license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RS0012X · 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, 26

  1. Chicago26
  2. Joliet3
  3. Downers Grove1
  4. Elk Grove Village1
  5. Granite City1

Sleep Medicine (Internal Medicine) Physician records in Illinois

  1. Jehad Abdalla, MDChicago, IL 606371053898684
  2. Ammar Ahmed, MDChicago, IL 606121821619388
  3. Robert Aronson, M.D.Olympia Fields, IL 604611598824039
  4. Noman Baig, MDSchaumburg, IL 601931669053864
  5. Simar ChawlaChicago, IL 606121619554318
  6. Upneet Chawla, M.D.Chicago, IL 606121659802486
  7. Paul Chung, DOChicago, IL 606111588084776
  8. John Coleman, M.D.Chicago, IL 606111396900791
  9. Jessica Cooksey, MDGrayslake, IL 600301205089166
  10. Richard CzumaPalos Heights, IL 604631295232064
  11. Nneoma Eneh, M.D.Chicago, IL 606121760129720
  12. Farbod Ghods, M.DChicago, IL 606371588970933
  13. Amy Guralnick, M.D.Chicago, IL 606371720202740
  14. Robert Hart, MDElk Grove Village, IL 600071750334900
  15. Meghan Hill, MDChicago, IL 606111114487162
  16. Izayadeth Jennings, M.D.Lisle, IL 605321205285996
  17. Philip Leung, M.D.Joliet, IL 604351881686715
  18. Alan Li, MDDowners Grove, IL 605151902474604
  19. Naveed Mallick, MDChicago, IL 606371033275615
  20. Helen Martin, M.M.Orland Park, IL 604671750338216
  21. Lindsay McCullough, M.D.Chicago, IL 606121598145187
  22. Ashesha Mechineni, MD, FACPChicago, IL 606121659784817
  23. Julie Neborak, M.D.Chicago, IL 606121073992202
  24. Matthew Nemoy, DOChicago, IL 606371134786502
  25. Chimuanya Okoli, MDChicago, IL 606571003444779
  26. Michael OrangiasChicago, IL 606111013302405
  27. Wojciech Ornowski, MDSouth Holland, IL 604731801887369
  28. Sushmita Pamidi, M.D.Chicago, IL 606371629206438
  29. Nisha Patel, MDLibertyville, IL 600481558744813
  30. Jason Peng, MDChicago, IL 606111124481270
  31. James Rowley, MDChicago, IL 606121184662207
  32. Syed Sayeeduddin, M.D.Joliet, IL 604351467717561
  33. Gorav Sharma, MDChicago, IL 606371306293725
  34. Sai Sunkara, M.D.Chicago, IL 606121801024153
  35. Joshua Taylor, MDChicago, IL 606371588492748
  36. Carmen Taype-Roberts, M.D., PH.D.Chicago, IL 606111609039734
  37. Vivek Thappa, MDRockford, IL 611041295743383
  38. Kim TreviranusSterling, IL 610811225118128
  39. Shilpa ViswanathChicago, IL 606121689109456
  40. Jonathan Warren, MDJoliet, IL 604351871519124
  41. Keith Warren, MDWinfield, IL 600071164493854
  42. Jeremy Wearn, M.D.Chicago, IL 606371033559851
  43. Nelson Yu, MDGranite City, IL 620401447297601

Source: CMS NPPES, primary taxonomy 207RS0012X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 27 of 48 per resident

  1. Arizona0.4
  2. Mississippi0.4
  3. Colorado0.4
  4. Illinois0.3
  5. Alabama0.3
  6. California0.3
  7. 50 states and D.C.0.3

Source: CMS NPPES, primary taxonomy 207RS0012X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

90.7% of these records appear in a Medicare file, against 84.4% 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. Illinois90.7%
  2. United States84.4%

Sleep Medicine (Internal Medicine) Physician records in Illinois, measured

  • In a Medicare file39 of 43 · 90.7% here, 84.4% nationally
  • In the CMS Doctors and Clinicians file30 · 69.8% here, 70.6% nationally
  • Not updated in five years or more15 · 34.9% here, 43.7% nationally
  • Median graduation year2012 · the 30 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RS0012X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

43 NPPES records list sleep medicine (internal medicine) physician (207RS0012X) as their primary taxonomy with a practice address in Illinois: 0.3 per 100,000 residents against 0.3 nationally (50 states and D.C.). Chicago has 26 of them (60%).

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. Virginia46
  2. Florida50
  3. Massachusetts34
  4. Michigan52

States with a similar rate per 100,000

  1. Alabama0.3
  2. California0.3
  3. Colorado0.4
  4. Oklahoma0.3

The largest states

  1. California129
  2. Pennsylvania58
  3. New York57
  4. Texas56
  5. Ohio53

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.