You are here: Home Emergency Department at Valley Medical Center Care Providers Emergency Department at Valley Medical Center Care Providers Page Content Brian D. Johnston M.D., M.P.H. Dr. Brian Johnston is a UW professor of pediatrics who cares for children in both the clinic and hospital setting. He has particular interests in pediatric… Specialties and Expertise: Pediatrics Read more Andrew McCoy M.D., M.S. Dr. McCoy was the inaugural EMS fellow at the University of Washington, and continues his efforts there as an acting instructor in the Department of… Specialties and Expertise: Emergency Medicine Read more Currently not seeing new patients. Publishing Page Content MoreFind more information on the Emergency Department at Valley Medical Center.