Dr. Glenn Jonas

Since our founding over 50 years ago, we at Pinnacle provide quality orthopaedic services, physical therapy and magnetic imaging (MRI) to patients with five offices in Cobb, Cherokee and Paulding counties. Our 16 specialists cover the entire spectrum of musculoskeletal care both operative and non-operative including hand, foot and ankle, trauma and fractures, joint replacements and reconstruction, limb lengthening and deformity repair, spine, pain management and sports medicine. We utilize the most up-to-date technologies, surgical techniques and research to provide our patients with the highest quality orthopaedic results.

Andy F. Zhu, M.D., is a board-certified orthopaedic surgeon at Pinnacle Orthopaedics, specializing in hand and microvascular surgery, as well as general orthopaedics. He holds a subspecialty certification in surgery of the hand and focuses on hand, wrist, and elbow surgery. Dr. Zhu treats both adult and pediatric patients at Pinnacle Orthopaedics' Hiram, Marietta, and Woodstock locations. He graduated with highest honors from the Georgia Institute of Technology with a Bachelor's in Biomedical Engineering, earned his medical degree from the Medical College of Georgia, and completed his Orthopaedic Surgery Residency at the University of Michigan. He further specialized in Hand and Microvascular surgery at Loyola University Medical Center.