Ioumpas Leon is a General Surgeon and maintains a private practice in Kolonos. He graduated from the Medical School of Cluj Napoca in Romania and obtained his specialty in general surgery at the General Hospital of Athens "Evangelismos," in the 3rd Surgical Clinic - Laparoscopic Unit. Currently, he is a Scientific Collaborator at Hygeia Hospital, the "Eugenideio" Therapeutic Center, the "Attiko Therapeutic Center," as well as the private hospital "Mitera." He manages cases across the full spectrum of general surgery, including the diagnosis, laparoscopy, and surgical treatment of the colon, stomach, and pancreas. Additionally, he performs thyroidectomies, appendectomies, hemorrhoidectomies, and cholecystectomies, as well as all types of hernia repairs and provides comprehensive information and evidence-based surgical management plans for patients with skin tumors, such as melanomas and lipomas. Finally, his private practice offers the possibility of performing minor procedures, bloodlessly and under local anesthesia, such as removal of skin tumors - cysts, skin nevi, biopsies, ingrown nails, and treatment of telangiectasias.