Dr. Michael Riediger Dr. Michael Riediger Big Thunder Orthopedics 984 Oliver Road Suite 206 Thunder Bay Thunder Bay ON P7B 7C7 Phone: 807-344-1123 Thunder Bay Surgeons Ontario Surgeons Joint Replacements Surgical Wait Times Back Pain National Surgeon Directory Non-Surgical Treatment Private Surgery Surgical Wait Times Joint Replacements Back Pain Orthopaedic Triage