Bill, Zhang DDS/DMDAttending PhysicianGeneral Dentistry Education: UBC Dental SchoolMain Office:604-477-2227 Cottonwood Dental Care 11939 240 St #240 Maple Ridge , BC V4R 1M7 Office Hours: Mon:9:00 am - 5:00 pm Tue:9:00 am - 7:00 pm Wed:9:00 am - 7:00 pm Thu:9:00 am - 5:00 pm Fri:9:00 am - 4:00 pm Sat:9:00 am - 3:00 pm 2 Saturday a month Sun:Closed