About the consultant

Mark A. Wille, MD, FACS

Board-certified urologist, surgeon and founder of Expert Urology Consulting. Dr. Wille brings active clinical practice, teaching and independent medical review experience to consulting for legal and healthcare professionals and eligible patient appeals.

Mark A. Wille, MD, FACS

Clinical and surgical practice

Director of Endourology and Stone Disease and attending urologist at Cook County Health since 2011. Associate Residency Program Director since January 2026 and NSQIP Surgeon Champion since 2014.

PRN physician at OSF HealthCare since June 2025, providing surgical care focused on kidney stones.

EUC’s consulting services are separate from Dr. Wille’s clinical practice. The former EUC clinic closed February 17, 2026; former-patient records information remains available.

Education and qualifications

  • Doctor of Medicine, University of Chicago Pritzker School of Medicine, 2005
  • General surgery internship and urology residency, University of Chicago Hospitals, 2005–2011
  • Certified Diplomate, American Board of Urology, since 2013
  • Fellow, American College of Surgeons, since 2014
  • BS in Chemistry, summa cum laude, University of Illinois at Urbana-Champaign, 2001

Academic, editorial and society work

  • Clinical Assistant Professor, University of Illinois Chicago College of Medicine, Department of Urology, effective September 2026
  • Lecturer in Surgery, Chicago Medical School, Rosalind Franklin University of Medicine and Science, since 2020
  • Associate Editor, Frontiers in Urology, Endourology section, active since September 27, 2026
  • Past President, Chicago Urological Society, 2026–2027; Board member since April 6, 2022
  • Treasurer, Illinois State Urological Society, August 2026–August 2027
  • Reviewer of American Urological Association kidney-stone guidelines: surgical management (2025) and medical management (2026)
  • Health Policy Committee member, North Central Section of the American Urological Association, October 2026–October 2027

Former Assistant Professor of Urology, Northwestern University Feinberg School of Medicine, August 2013–August 2026.

Professional roles describe Dr. Wille’s background; they do not imply institutional endorsement of EUC.

Independent consulting and scholarship

Dr. Wille has been retained in 28 legal cases for plaintiffs and defendants, as documented in his October 11, 2026 CV. His independent medical review experience includes thousands of record-based reviews of claims and appeals. No particular opinion or outcome is promised.

His scholarship includes endourology, kidney stone care, urothelial cancer, robotic procedures and surgical quality improvement.

PubMed-linked publications · Abstracts and presentations · Case insights

Credentials checked against the current October 11, 2026 CV.

Choose your service

Professional / Medical-Legal Services · Patient Insurance Appeals