Dr. Nishiya was born in Los Angeles, California. He graduated from the University of California at Los Angeles with a bachelor’s degree in biochemistry in 1985. He received his medical degree from the University of California at Davis in 1990 and went to University of Colorado for his surgical and urologic training. After finishing his residency in 1996, he completed a Urologic Oncology fellowship at the University of Colorado in 1997. After his fellowship, he came to Grand Junction and joined Urological Associates of Western Colorado. He is board certified in adult and pediatric urology and is a fellow of the American College of Surgeons.
Dr. Nishiya helped establish the Pelvic Health and Wellness Center in 2007 and now focuses on female urologic issues. Special interests include urinary incontinence, recurrent bladder infections, pelvic organ prolapse, pelvic floor disorders, and painful bladder syndromes. He has extensive experience in female reconstructive surgery, including robotic surgery using the DaVinci robot.