Urologists in Orange County, CA

Southland Urology specializes in the medical and surgical treatment of kidney, bladder, and prostate conditions. Our urologists and staff are dedicated to providing the highest level of urologic care to our patients.

The team at Southland Urology evaluates, diagnoses, and treats many urological conditions in Orange County, CA including BPF, male and female incontinence, kidney stones, OAB, bladder cancer, and pelvic organ prolapse. We provide treatment for general urologic disorders such as UTIs & urinary incontinence, vasectomy, testicular cancer treatment, shockwave therapy, minimally invasive surgical procedures for urologic cancers. To schedule an appointment with one of our board-certified urologists, please call our offices in Fullerton and Yorba Linda at (714) 870-5970.


Alan Weinberg, MD, FACS

Alan C. Weinberg, MD, FACS is He is board-certified and three times recertified and is also a Fellow in the American College of Surgeons. He has also been the recipient of multiple awards over many years, including “Top Doctors in America,” Orange County Medical Association “Physician of Excellence,” and named often in “Top Urologists in America.”






Michael Gazzaniga, MD, FACS

Dr. Michael Gazzaniga is a board-certified urologist of Southland Urology. Since joining Southland Urology in 2002 Dr. Gazzaniga has been the recipient of Orange Coast Magazine’s “Physician of Excellence” award, as voted on by his peers within the Orange County Medical Association. He has received this distinction from 2006 to 2020.







Eric Tygenhof, MD, FACS

Dr. Eric Tygenhof is board-certified, and a member of the American Urologic Association, the Western Section American Urologic Association, the California Urological Association, the Endourological Society, and the Society of Robotic Surgery.