James J Sferra Jr, MD

Andrew Waligora, MD is an orthopaedic surgeon with AHN Orthopaedic Institute, specializing in adult reconstruction. His primary specialties are primary revision hip and knee replacement surgeries. He is skilled at robotic partial and total knee replacement and complex hip and knee replacement surgeries. Dr. Waligora went to medical school at Drexel University College of Medicine in Philadelphia, Pennsylvania. He did his residency at University of Florida Health Shands Hospital in Gainesville, Florida and his fellowship in adult reconstruction at Virginia Commonwealth University Medical Center in Richmond, Virginia. Dr. Waligora is certified by the American Board of Orthopaedic Surgery and is affiliated with the American Association of Hip and Knee Surgeons. He focuses on comprehensive adult reconstructive care that includes a shared decision-making process to identify which treatment or procedure best serves each patient. Dr. Waligora welcomes patients ages 14 and older.

Certified by the American Board of Orthopaedic Surgery, Dr. Burgess diagnoses and treats medical and surgical conditions affecting the bones, joints, ligaments, muscles, and tendons. He specializes in sports medicine and also treats pain as a result of injury, illness, or disabling conditions. Dr. Burgess earned his medical degree at West Virginia University School of Medicine in Morgantown, where he was president of his medical school class. He later completed his residency at Orlando Regional Medical Center in Florida. Dr. Burgess gained additional expertise during his orthopaedic surgery and sports medicine fellowship at Allegheny General Hospital. A member of the American Academy of Orthopaedic Surgeons, American Orthopaedic Society for Sports Medicine, and Arthroscopy Association of North America, Dr. Burgess lectures on common injuries and prevention techniques for gymnastics and soccer athletes, as well as operative and non-operative meniscal injuries. He was previously team physician for the Orlando Predators Arena Football team and East River High School football teams in Orlando. Dr. Burgess has medical staff privileges at Allegheny General Hospital, Wexford Surgery Center, and Bethel Park Surgery Center. He currently serves as a team physician for the Pittsburgh Pirates and team physician for Hampton High School.

Dr. Greco is an orthopaedic surgeon with fellowship training in hand and upper extremity surgery. He offers comprehensive orthopaedic care for the upper extremity, including hand, elbow, and shoulder procedures. He has clinical proficiency in hand procedures such as carpal tunnel, trigger finger, arthritis, joint replacement, peripheral nerve injuries, tendon-ligament injuries, as well as management of fractures. A native of Wheeling, West Virginia, Dr. Greco earned his undergraduate degree at West Virginia University with a bachelor’s in science in Biochemistry. After graduating suma cum laude, he continued his education at West Virginia University School of Medicine. He completed his residency with Allegheny Health Network (AHN) in Pittsburgh, Pennsylvania. Dr. Greco went on to complete additional training with a fellowship in hand and upper extremity surgery at Wake Forest Baptist in Winston-Salem, North Carolina under the mentorship of Drs. Andy Koman and Zhongyu Li. Dr. Greco has presented research across the U.S. and internationally. He is a published author in multiple medical journals, as well as two book chapters on hand and elbow injuries. As an attending surgeon with AHN, he is currently involved with academic research and education of residents and fellows. Dr. Greco lives in the Greater Pittsburgh area with his wife, Sallie, son, Victor Anthony, and their beagle, Taco. In his spare time, he enjoys outdoor activities such as fishing, hiking, biking, as well as Pittsburgh professional sports and West Virginia University athletics.