Great medical care requires doctors who listen to their patients and treat more than individual symptoms. At Loma Linda University Health, our physicians use their years of experience to diagnose and treat a wide range of urological conditions.
Our Team
Our Doctors
Great medical care requires doctors who listen to their patients and treat more than individual symptoms. At Loma Linda University Medical Center, our physicians use their years of experience to diagnose and treat a wide range of urological conditions.
- Chair - Herbert Ruckle, MD
- Duane Baldwin, MD
- Gary R. Barker, MD
- David Benjamin, MD
- David Chamberlin, MD
- Joshua Chamberlin, MD
- Minh-Hang Chau, MD
- Catherine Chen, MD
- Mark Dickinson, MD
- Dean A. Hadley, MD
- H. Roger Hadley, MD
- Mohammad Hajiha, MD
- Brian Hu, MD
- Forrest Jellison, MD
- Edmund Ko, MD
- Paul D. Lui, MD
- Andrea Staack, MD, PhD
- Robert Torrey, Sr., MD
- Steven C. Stewart, MD
- J. Joshua Yune, MD
- Humberto Villarreal, MD
Nurse Practitioners
Urology Nurse Practitioners
- Karen Uyemura, RN, MS, FNP
- Shannon Stegmeir, RN, MS , FNP
Pediatric Urology Nurse Practitioners
- Samantha Jo Church, CPNP
Hospital based - Post operative Nurse Practitioners
- Janelle Warren, RN, MS, FNP
Associate Staff
The urology department at Loma Linda University Medical Center relies on a diverse array of medical professionals to maintain our commitment to excellence in care. Our associate staff members add expertise in oncology, pathology and veterans affairs to round out our urology team.
Our Associates
Steven Stewart, MD-- VA
Victor Ching, MD--VA
Christopher Tsai, MD--VA
Thomas Kelly, MD--Radiology
C.S. Chen, MD--Oncology
George W. Saukel, MD--Pathology