Dr. Colby Tyler Andrew Oitment Dr. Colby Tyler Andrew Oitment HHS Hamilton General Hospital Department of Orthopaedic Surgery 237 Barton St E Hamilton, ON, L8L 2X2 Tel: (905) 521-2100 Hamilton Surgeons Ontario Surgeons National Surgeon Directory Non-Surgical Treatment Private Surgery Surgical Wait Times Joint Replacements Spinal Clinics