Dr. Erjia Mark Mao is a Washington state licensed medical doctor, specializing in Periodontology. Graduated Magna Cum Laude from West China School of Medicine, Dr. Mao currently is working at Periodontics Northwest, located in 2111 N. Northgate Way #215 Seattle WA 98133 Please call +1-206-367-6767 to contact. Access cdoc101.com on a desktop computer to view more details. | |||