Michael L. Kuczmanski, MD

Dr. Karthik Ponnusamy, M.D., M.S.E., is a board-certified orthopaedic surgeon at Pinnacle Orthopaedics, specializing in hip and knee replacements, arthroscopy, total and partial knee replacements, total hip replacements (including the direct anterior approach), robotic knee replacement, arthroplasty, and general orthopaedics. He practices at Pinnacle Orthopaedics' Canton and Woodstock offices. Dr. Ponnusamy earned his medical degree from Stanford University, completed his residency at Johns Hopkins University, and a Hip and Knee Replacement Fellowship at the University of Western Ontario. He has contributed significant research on stem cells, tissue engineering, robotic surgery, and perioperative patient management.

Trevor T. Starnes, M.D., Ph.D., is a board-certified orthopaedic surgeon at Pinnacle Orthopaedics, fellowship-trained in wrist and hand. His specialties include general orthopaedic surgery with an emphasis on hand, wrist, elbow, and shoulder surgery. Dr. Starnes practices at Pinnacle Orthopaedics' Marietta, Canton, East Cobb, and Woodstock locations. He holds a Doctorate of Philosophy in Biochemistry and Molecular Biology and a Medical Degree from Indiana University School of Medicine. He completed his Orthopaedic Surgery Residency at the University of Virginia and a Hand Fellowship at the Curtis National Hand Center.