Northeast Radio SD News - Watertown, SD - Prairie Lakes Healthcare System has announced the addition of licensed and board-certified Physician Assistant, Olivia Lepke, PA-C, to the staff of its General Surgery Clinic. Ms. Lepke joins surgeons Dr. Greg Gerrish, Dr. Kristopher Johnson, and Dr. Jacob Schaeffer in providing care for patients with conditions affecting the skin, soft tissues, breast, and abdomen.