Dr. David Nathan Wasserstein Dr. David Nathan Wasserstein Sunnybrook Health Sciences Centre Division of Orthopaedic Surgery MG323 2075 Bayview Avenue Toronto ON M4N 3M5 Phone: 416-480-5798 Fax: 416-480-5886 Non-Surgical Treatment Patient Education Videos Toronto Surgeons Ontario Surgeons Surgical Wait Times Spine Clinics