Meet Our Team

Director of Pediatric Urology, Hasbro Children's Hospital

Hsi-Yang Wu, MD is the director of pediatric urology at Hasbro Children’s Hospital and an associate professor of surgery (urology) at The Warren Alpert Medical School of Brown University. Dr. Wu is a graduate of the University of Pennsylvania School of Medicine and he completed a urology residency at the University of California, San Francisco. He also completed a pediatric urology fellowship at the Children’s Hospital of Philadelphia. Dr. Wu served as faculty at the University of Pittsburgh and Stanford, prior to joining the staff at Lifespan. Dr. Wu was program director of the Stanford Pediatric Urology Fellowship from 2008-2020.

Dr. Wu's interests include translating basic science findings into new treatments for urinary incontinence, optimizing radiographic evaluation for urinary tract infections, and educating residents. He has published over 50 papers and 25 book chapters, and currently serves as co-editor of the Basic Science section of the Journal of Pediatric Urology.

Liza Aguiar, MD is a pediatric urologist. She treats newborns, children, adolescents, and young adults affected by a wide range of genitourinary conditions. Dr. Aguiar is specially trained in laparoscopic and robotic urological surgery and is experienced in minimally invasive robotic surgery, which is a growing field in pediatric urology.