Leonard D’Addesi, M.D.

Board Certified Orthopedic Surgeon located in Huntingdon Valley, PA

About Dr. Leonard D'Addesi

Leonard D’Addesi, MD, is an orthopedic hand and upper extremity specialist at Pennsylvania Orthopedic Associates in Huntingdon Valley, Pennsylvania. He is from the Philadelphia area and continues to serve the community he loves. 

Dr. D’Addesi's educational background includes a bachelor’s degree in mechanical engineering from Villanova University and a master’s degree in biomedical engineering from Drexel University. Dr. Leonard D'Addesi attended medical school at Temple University School of Medicine and completed his residency in orthopedic surgery at Temple University Hospital, Abington Hospital, and Shriners Hospital for children. Dr. D'Addesi completed a fellowship in hand and upper extremity surgery at the Philadelphia Hand to Shoulder Center. He is licensed by the Pennsylvania State Board of Medicine, is board certified by the American Board of Orthopedic Surgery, and notably has a subspecialty certificate in surgery of the hand.

Dr. D'Addesi has journal articles and textbook chapter publications in the field of general orthopedics and hand and upper extremity surgery and is a member of local and national orthopedic societies. He has lectured extensively on the diagnosis and treatment of upper extremity conditions as well as trauma. 

Dr. Leonard D'Addesi has staff privileges at Holy Redeemer Hospital and Medical Center and The Huntingdon Valley Surgery Center. He has training in diagnosing and treating routine to highly complex problems, giving him the tools necessary to perform simple to advanced surgical procedures from the shoulder to the fingertips in pediatric, adolescent, and adult patients, including:

  • Carpal tunnel release
  • Trigger finger release
  • Tennis elbow releases
  • Tendonitis surgery
  • Thumb basal joint (CMC) reconstruction
  • Rotator cuff repair
  • Arthroscopic surgery
  • Microsurgery
  • Specialized nerve repair and transfers
  • Tendon laceration
  • Fractures
  • Trauma-related injuries that include skin grafts and tissue (skin, muscle, tendon) transfers
  • Total joint replacement in the shoulder, elbow, wrist, and digits (including computer navigation in shoulder replacements)
  • Targeted Muscle Reinnervation (TMR) in amputee patients with phantom pain and neuromas

Dr. Leonard D'Addesi is married with three children and enjoys traveling with family. He plays tennis, has participated in multiple triathlons, and appreciates time watching his children play team tennis.