Ioannis Mamais is an Orthopedic Surgeon with a private practice in Ano Patissia. He holds a medical degree from the University of Belgrade and specialized in Orthopedics. He has extensive and significant clinical experience, having worked as an Orthopedic Surgeon – Consultant in the Reconstructive Surgery Clinic at the Athens Medical Group (P. Faliro Clinic), at the General Hospital "Red Cross," and at the Pediatric Hospital "P. & A. Kyriakou." Furthermore, he specializes in arthroscopy, traumatology, and hip and knee arthroplasty.