NPPES file of Aug 9, 2026

Urology Physician in Illinois

629 NPPES records list urology physician with a practice address in Illinois, 5 per 100,000 residents, the 13th highest rate of 51. Chicago and Maywood have the most; each record links to the provider's NPI and the Illinois license search. Page 13 of 13.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 208800000X · 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, 193

  1. Chicago193
  2. Maywood38
  3. Springfield37
  4. Arlington Heights12
  5. Lake Barrington11

Urology Physician records in Illinois

  1. Christopher Whelan, MDRockford, IL 611071275745267
  2. Thomas Will, M.D.La Grange, IL 605251891955233
  3. Mark Wille, M.D.Chicago, IL 606121295969111
  4. Andrew Williams, MDSpringfield, IL 627021639861073
  5. Keelin Willits, NP-CSycamore, IL 601781518456003
  6. Charles Wilson, MDJacksonville, IL 626501164484267
  7. Frederick Wohlberg, M.D.Evergreen Park, IL 608051134137417
  8. Amberly Wolber, MDLake Barrington, IL 600101801090220
  9. Richard Wolf, MDUrbana, IL 618011285739177
  10. Michael Woods, MDMaywood, IL 601531366541351
  11. Brittany WordekemperSpringfield, IL 627021689361735
  12. James Wren, MDChicago, IL 606111972863124
  13. Henry WrightAlgonquin, IL 601021518385335
  14. Ning Wu, M.D.Lake Barrington, IL 600101831201128
  15. Zhigang Wu, M.D.Chicago, IL 606121326137787
  16. Perry Xu, MDChicago, IL 606111740787035
  17. Priyank YadavChicago, IL 606371871459487
  18. Glen Yang, M.D.Urbana, IL 618011851539621
  19. Paul Yonover, MDChicago, IL 606571558356253
  20. Jamie Yoon, MDChicago, IL 606121629651112
  21. Michael Young, MDChicago, IL 606571861488892
  22. Pavly Youssef, MDChicago, IL 606111548882848
  23. Gregory ZagajaChicago, IL 606371760547509
  24. Jonathan ZakrajsekChicago, IL 606111083465819
  25. Joseph Zalar, M.D.Champaign, IL 618201942219522
  26. Joseph Zanghi, D.O.Olympia Fields, IL 604611013371442
  27. Robert Zimmerman, M.D.Oak Park, IL 603021043355530
  28. Kevin Zorn, M.DChicago, IL 606371881805380
  29. David Zumerchik, M.D.Evergreen Park, IL 608051669480950

Source: CMS NPPES, primary taxonomy 208800000X: records by practice city and the list of records, file of Aug 9, 2026.

Illinois ranks 13 of 51 per resident

  1. Connecticut5.1
  2. Minnesota5.1
  3. Maryland5.0
  4. Illinois5.0
  5. New Jersey4.8
  6. Montana4.7
  7. 50 states and D.C.4.3

Source: CMS NPPES, primary taxonomy 208800000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

75.8% of these records appear in a Medicare file, against 79.8% 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. Illinois75.8%
  2. United States79.8%

Urology Physician records in Illinois, measured

  • In a Medicare file477 of 629 · 75.8% here, 79.8% nationally
  • In the CMS Doctors and Clinicians file341 · 54.2% here, 66.7% nationally
  • Not updated in five years or more332 · 52.8% here, 57.2% nationally
  • Median graduation year2002 · the 341 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 208800000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

629 NPPES records list urology physician (208800000X) as their primary taxonomy with a practice address in Illinois: 5 per 100,000 residents against 4.3 nationally (50 states and D.C.). Chicago has 193 of them (31%).

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. Pennsylvania663
  2. Ohio531
  3. North Carolina506
  4. Michigan446

States with a similar rate per 100,000

  1. Maryland5.0
  2. Minnesota5.1
  3. Connecticut5.1
  4. South Dakota5.2

The largest states

  1. California1,524
  2. New York1,091
  3. Florida1,020
  4. Texas960
  5. Pennsylvania663

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.