Lewis J. Thomas IV, MD

Lewis J. Thomas IV, MD

Assistant Professor of Surgery


Specialty Areas

Urologic oncology

Common Procedures

  • Robotic cystectomy
  • Robotic prostatectomy
  • Robotic and open nephrectomy
  • Transurethral resection of bladder tumor.

Common Diagnoses Treated

  • Bladder cancer
  • Prostate cancer
  • Kidney cancer
  • Testicular cancer

Board Certifications

American Board of Urology


Medical School: University of Missouri School of Medicine, Columbia, MO, 2012


2012-2018, Urology Residency, University of Iowa Hospitals and Clinic, Iowa City, IA


2018-2020, Urologic Oncology Fellowship, Cleveland Clinic, Glickman Urologic and Kidney Institute, Cleveland, OH

Professional Memberships

American Urologic Society

Iowa Urologic Society

Society of Urologic Oncology

Awards & Honors

2022, Charles Manley Teaching Award, Division of Urologic Surgery, Department of Surgery, Washington University School of Medicine


Areas of Research Interest

  • Prostate cancer in particular active surveillance, treatment of high risk prostate cancer, and improving screening/detection
  • Management of non-muscle invasive bladder cancer
  • Management of locally advanced bladder cancer


Knorr JM, Ericson KJ, Zhang JJ, Murthy P, Nowacki AS, Munoz-Lopez C, Thomas LJ, Haber GP, Lee B. Comparison of Major Complications at 30 and 90 Days Following Radical Cystectomy. Urology 2021:148:192-197

Ericson KJ, Thomas LJ, Zhang JH, Knorr JM, Khanna A, Crane A, Zampini AM, Murthy PB, Berglund RK, Haber GP, Lee BH. Uretero-enteric Anastomotic Stricture Following Radical Cystectomy: A Comparison of Open, Robotic Extracorporeal, and Robotic Intracorporeal Approaches. Urology 2020:144:130-135

Steinberg RL, Thomas LJ, Brooks N, Mott SL, Vitale A, Crump T, Rao MA, Daniels MJ, Wang J, Nagaraju S, DeWolf WC, Lamm DL, Kates M, Hyndman ME, Kamat AM, Bivalaqua TJ, Nepple KG, O’Donnell MA. Multi-Institution Evaluation of Sequential Gemcitabine and Docetaxel as Rescue Therapy for Non-Muscle Invasive Bladder Cancer. Journal of Urology 2020:203(5)902-909

Steinberg RL, Thomas LJ, O’Donnell MA. Combination Intravesical Chemotherapy for Non-Muscle Invasive Bladder Cancer. European Urology Focus 2018:18:S2405-456

Thomas LJ, Brooks M, Stephenson AJ. The Role of Imaging in the Diagnosis, Staging, Response to Treatment, and Surveillance of Patients with Germ Cell Tumors of the Testis. The Urologic Clinics of North America. 2019:46(3)

Thomas LJ, Haber GP, Klein EA. Retroperitoneal Lymph Node Dissection. Netter’s Surgical Anatomy and Approaches


Hospital Affiliations

Barnes-Jewish Hospital

Barnes-Jewish St. Peters Hospital

Progress West

VA Medical Center – St. Louis: John Cochran Division

Patients Seen At

Center for Advanced Medicine
4921 Parkview Place
11th Floor, Suite C
St. Louis, MO 63110
Fax: 314-454-5244

Barnes-Jewish St. Peters Hospital
70 Jungermann Circle
Medical Office Building 2, Suite 402
St. Peters, MO 63376
Fax: 314-454-5244

VA Medical Center: John Cochran Division
915 North Grand Boulevard
St. Louis, MO 63106


To request an appointment with Dr. Thomas, please call (314) 362-8200.