Peninsula Urology Center The company is a full service urology center providing state-of-the-art diagnosis and treatment, while constantly striving to provide our patients with the highest level of quality health care. We are located in Atherton, CA and serve the San Francisco Bay area. The company is an ongoing site for multiple clinical trials with a dedicated clinical trials director and coordinator. Past trials have included BPH, prostate cancer, overactive bladder and incontinence studies.