Edwin Gerrish , MD Surgery Dr. Edwin Gerrish received his medical school training at the University of South Dakota in Vermillion. His internship was fulfilled at Creighton University in Omaha, Nebraska. His residency was completed at University Hospitals Case Western Reserve in Cleveland, Ohio. Dr. Gerrish is Board Certified by the American Board of Surgery. He is a Fellow of the American College of Surgeons. Brown Clinic, P.L.L.P. 506 First Avenue Southeast Watertown, South Dakota 57201 (605) 886-8041 or 1-888-886-8482 « back to directory P:605.882.7000 | 877.917.PLHS (7547) | info@prairielakes.com 401 9th Ave. NW Watertown, SD 57201 Privacy Policy