Additional Page ContentSouthridge Clinic in Riverton, Utah, is part of your South Valley community. We strive to provide quality service and complete care. Our plastic surgery department provides repair, reconstruction, enhancement, or replacement of physical defects of form or function. Surgeons provide grafts, flaps, free tissue transfer, replantation, and cosmetic surgery. John L. Clayton, MD, PhD Dr. Clayton specializes in plastic and reconstructive surgery.