# Best Urologists in Illinois (October 2026)

Updated October 2026. Source: https://bestdocs.us/illinois/urologists/

Dr. Steven Pierpaoli ranks first with a score of 85.6: 5.0 stars from 150 Google reviews; 33 years since medical school; accepts Medicare assignment. Dr. Robert Challenger ranks second with a score of 83.8: 5.0 stars from 94 Google reviews; 33 years since medical school; accepts Medicare assignment. Dr. Herbert User ranks third with a score of 83.0: 4.9 stars from 139 Google reviews; 30 years since medical school; accepts Medicare assignment.

1. **Steven Pierpaoli, MD** — Urologist, Chicago Ridge, IL. Score 85.6. Google 5.0 from 150 reviews; 33 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/steven-pierpaoli-urologist-chicago-ridge-1891751566/)
2. **Robert Challenger, MD** — Urologist, Wheaton, IL. Score 83.8. Google 5.0 from 94 reviews; 33 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/robert-challenger-urologist-wheaton-1710996962/)
3. **Herbert User, MD** — Urologist, Chicago Ridge, IL. Score 83.0. Google 4.9 from 139 reviews; 30 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/herbert-user-urologist-chicago-ridge-1578592770/)
4. **Robert Seo, MD** — Urologist, Naperville, IL. Score 82.7. Google 4.9 from 126 reviews; 35 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/robert-seo-urologist-naperville-1043268329/)
5. **Jeffrey Parres, MD** — Urologist, Maryville, IL. Score 82.2. Google 4.9 from 108 reviews; 34 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/jeffrey-parres-urologist-maryville-1619951027/)
6. **Michael Herzog, MD** — Urologist, Orland Park, IL. Score 81.4. Google 4.9 from 84 reviews; 30 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/michael-herzog-urologist-orland-park-1639197957/)
7. **Brett Trockman, MD** — Urologist, Wheaton, IL. Score 81.1. Google 4.8 from 165 reviews; 38 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/brett-trockman-urologist-wheaton-1548279797/)
8. **Daniel Lange, MD** — Urologist, Springfield, IL. Score 79.9. Google 4.8 from 153 reviews; 29 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/daniel-lange-urologist-springfield-1972522720/)
9. **Paul Lyon, MD** — Urologist, Naperville, IL. Score 79.3. Google 4.9 from 46 reviews; 37 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/paul-lyon-urologist-naperville-1194773465/)
10. **John Defranco, MD** — Urologist, Chicago Ridge, IL. Score 79.2. Google 4.8 from 76 reviews; 36 years since medical school; accepts Medicare assignment; enrolled in Illinois Medicaid. [Profile](https://bestdocs.us/doctor/john-defranco-urologist-chicago-ridge-1629008164/)

Ranked by the BestDocs score (https://bestdocs.us/methodology/), weighted toward independent third-party verified patient reviews (60%) over public anonymous reviews (40%). Sponsored placements never change rank.