Dr. David Chang is a Washington state licensed medical doctor, specializing in Internal Medicine. Graduated Magna Cum Laude from Indiana University School of Medicine, completed residency training in Pennsylvania Hospital, Dr. Chang currently is working at Confluence Health, located in 904 7th Ave Seattle WA 98104 Please call +1-206-329-1760 to contact. Access cdoc101.com on a desktop computer to view more details. | |||