Urologists in the Division of Urologic Surgery are part of the Washington University Physicians medical group, which is recognized as an international leader in providing innovative, high-quality medical care. Meet the urologic surgery team below.
![Michael H. Johnson, MD](https://urology.wustl.edu/files/2022/07/Johnson-Michael_Surg_04_300-280x386.jpg)
Michael H. Johnson, MD
Chief, Division of Urologic Surgery
Director, Society for Urologic Oncology Fellowship
Professor of Surgery
![Sunil M. Apte, MD](https://urology.wustl.edu/files/2020/10/Apte-Sunil_Uro_04-e1603114743228-280x386.jpg)
Sunil M. Apte, MD
Assistant Professor of Surgery
![Christopher T. Arett, MD](https://urology.wustl.edu/files/2018/09/5a06f13b-c06e-4413-bcab-b8c72f20c44a-280x386.jpeg)
Christopher T. Arett, MD
Associate Professor of Surgery
![Sam B Bhayani, MD](https://urology.wustl.edu/files/2021/09/Bhayani-Sam_Surg-cropped-280x386.jpg)
Sam B Bhayani, MD
- Holekamp Family Endowed Chair in Urology
- Division of Urology
- Chief Medical Officer, Faculty Practice Plan
- Co-Director of Robotic Surgery
![Arnold Bullock, MD](https://urology.wustl.edu/files/2018/09/BullockAFacListing-1h8xfpn-280x386.jpg)
Arnold Bullock, MD
Alan A. and Edith L. Wolff Distinguished Professor in Urology
![Douglas E Coplen, MD](https://urology.wustl.edu/files/2018/09/CoplenD_300-280x386.jpg)
Douglas E Coplen, MD
Professor of Surgery
Division of Urology Surgery
Director of Pediatric Urology, St. Louis Children’s Hospital
![Kefu Du, MD](https://urology.wustl.edu/files/2018/09/Du-Kefu_Uro_01_300-4.14.23-280x386.jpg)
Kefu Du, MD
Assistant Professor of Surgery
![R. Sherburne Figenshau, MD](https://urology.wustl.edu/files/2018/09/FigenshauRFacListing-2bl9icy-280x386.jpg)
R. Sherburne Figenshau, MD
- Taylor Family and Ralph V. Clayman Chair in Minimally Invasive Urology
- Director of Endourology Fellowship
- Professor of Surgery, Division of Urology
- figenshaur@wustl.edu
![Jessica File, ANP-BC](https://urology.wustl.edu/files/2023/05/File-Jessica_Uro_01_300-280x386.jpg)
Jessica File, ANP-BC
Nurse Practitioner
MSN, University of Missouri – St. Louis
BSN, University of Missouri – Columbia
![Rachel M. Fricker, ADN, BSN, MSN, FNP](https://urology.wustl.edu/files/2023/08/Fricker-Rachel_Uro_01_PREFERRED-1-e1693489626315-280x386.jpg)
Rachel M. Fricker, ADN, BSN, MSN, FNP
Nurse Practitioner
ADN, Southeastern Illinois College
BSN, Chamberlain University
MSN, FNP, Chamberlain University
![Kristina M. Nelson, MSN, RN, ANP-C](https://urology.wustl.edu/files/2023/10/Nelson-Kristina_Surg_01-e1697635353593-280x386.jpg)
Kristina M. Nelson, MSN, RN, ANP-C
Nurse Practitioner
RN, BSN, MSN, Southern Illinois University, Edwardsville and Goldfarb School of Nursing
AANP Certification
![Christina Stephan Stark, RN, MSN, CPNP](https://urology.wustl.edu/files/2020/01/Stephen-Stark_-Christina_Surg__headshot2-280x386.jpeg)
Christina Stephan Stark, RN, MSN, CPNP
Nurse Practitioner
RN, MSN, CPNP, University of Missouri—St. Louis
![Renee Warmbrodt, RN, MSN, CPNP](https://urology.wustl.edu/files/2020/07/Warmbrodt-Renee_300-280x386.jpg)
Renee Warmbrodt, RN, MSN, CPNP
Nurse Practitioner
RN, CPNP
BSN, Indiana State University
MSN, St. Louis University
![Anita Wilson, BSN, MSN, ANP, FNP](https://urology.wustl.edu/files/2020/06/Wilson-Anita_Urology_03_300_edited-280x386.jpg)
Anita Wilson, BSN, MSN, ANP, FNP
Nurse Practitioner
BSN, MSN, ANP, FNP, University of Missouri—St. Louis