Dr. Nicholas Chang Dr. Nicholas Chang Sunnybrook Holland Centre 43 Wellesley St E, Toronto ON M4Y 1H1 Canada Phone: (416) 967-8500 Non-Surgical Treatment Toronto Surgeons Ontario Surgeons Surgical Wait Times Joint Replacements Spine Clinics National Directory Spinal Conditions Shoulder Injuries Elbow Injuries Hand & Wrist Injuries Hip Injuries Knee Injuries Foot & Ankle Injuries Pediatric Conditions Joint Replacements Sports Injuries Pain Management Cartilage Repair General Conditions