The Surgi-Center of Winchester is an outpatient surgical facility located on the Winchester Medical Center Campus at 1860 Amherst Street in Winchester. Under the medical direction of Nelson N. Isenhower, MD, the center performs procedures such as cataract removal, arthroscopic surgery, gynecological surgery, and ear, nose and throat procedures. The Surgi-Center opened in 1985 and finished an extensive construction and renovation project in 1996, including a separate pediatrics pre-operative area.