Demiri Matina is a Oncologist - Pathologist and maintains a private practice within the Metropolitan Hospital in Cholargos. Her clinical focus encompasses all solid tumors, including gastrointestinal tumors and neuroendocrine tumors. She graduated from the Medical School of the National and Kapodistrian University of Athens (NKUA), completed her Pathology specialty in 1987, and Oncology specialization in 2003. She has gained valuable experience working as a Consultant in Pathology-Oncology Clinics at prominent institutions such as Tzaneio General Hospital of Piraeus and the General Anti-Cancer Oncology Hospital of Athens "Agios Savvas." Since 2023, she has been serving as the Director of the 3rd Oncology Clinic at Metropolitan General Cholargos. Additionally, she is an active member of associations and organizations including the Hellenic Society for Neuroendocrine Tumors, where she serves as President, the Hellenic Society of Medical Oncologists (HSPO), the European Society for Medical Oncology (ESMO), the American Society of Clinical Oncology (ASCO), the European Neuroendocrine Tumor Society e.V. (ENETS), and the North American Neuroendocrine Tumor Society (NANETS). Finally, her significant contributions to research programs and publications were recognized in 2023 when she received an honorary distinction as Scientific Director "for her valuable contribution to patients and fellow physicians of the Clinic" at the 11th Panhellenic Congress "New Drugs in Oncology."

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.

Ο Τριανταφυλλίδης Αλέξανδρος είναι Γενικός χειρουργός εξειδικευμένος στην ελάχιστα επεμβατική χειρουργική (MIS) και διατηρεί ιδιωτικό ιατρείο στους Αμπελόκηπους (εντός του Νοσοκομείου Ερρίκος Ντυνάν). Είναι απόφοιτος του Αριστοτέλειου Πανεπιστημίου Θεσσαλονίκης (ΑΠΘ) με μεταπτυχιακό στο Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών (ΕΚΠΑ). Ολοκλήρωσε την ειδίκευσή του τόσο στην περιφέρεια (Δράμα) όσο και στην Αθήνα, αποκτώντας εμπειρία στη λαπαροσκοπική και ελάχιστα επεμβατική χειρουργική, ενώ έχει λάβει επιπλέον μετεκπαίδευση στη χειρουργική ογκολογία. Τέλος, ο ιατρός είναι τακτικό μέλος της Ελληνικής Χειρουργικής Εταιρίας.

Ο Θανόπουλος Αριστομένης είναι έμπειρος Γενικός Χειρουργός με ιδιωτικό ιατρείο στη Γλυφάδα και δευτερεύον ιατρείο στο Περιστέρι. Είναι πτυχιούχος της Ιατρικής Σχολής του Πανεπιστημίου Κρήτης και κάτοχος Μεταπτυχιακού Διπλώματος στη Χειρουργική Ογκολογία από το Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών. Κατά την ειδίκευσή του στη Γενική Χειρουργική στα Νοσοκομεία «Ο Άγιος Ανδρέας» στην Πάτρα και «Γ. Γεννηματάς» στην Αθήνα απέκτησε ισχυρές χειρουργικες βάσεις, καλυπτοντας ολοκληρο το φασμα της χειρουργικης παθολογιας. Στη συνέχεια, υπηρέτησε ως Επιμελητής στο Ογκολογικό Νοσοκομείο Κηφισιάς «Οι Άγιοι Ανάργυροι», όπου εκτέθηκε σε όλο το φάσμα της χειρουργικής ογκολογίας, αποκτώντας εμπειρία σε πολύπλοκες ογκολογικές επεμβάσεις. Η εξειδίκευσή του επεκτάθηκε διεθνώς, αφου ακολουθως μετεβη στο Royal Free Hospital του Λονδίνου, ως Senior Clinical Fellow,οπου υπο την επίβλεψη του πρωτοπόρου Άγγλου χειρουργού Colin Elton στη HAL RAR, εξειδικεύτηκε στην colorectal χειρουργική ( παχεος εντερου και ορθου), στις καλοήθεις παθήσεις των χοληφόρων, ιδιαίτερα στις οξείες χολοκυστίτιδες, καθώς και στην επειγουσα χειρουργική, συμπεριλαμβανομένων οξέων κοιλιών και τραυματικών περιστατικών. Σε όλη του την καριέρα, ο κ. Θανόπουλος έχει συμμετάσχει σε πάνω από 5.000 χειρουργικές επεμβάσεις, με ιδιαίτερη έμφαση στη λαπαροσκοπική χειρουργική, αποκτώντας εξαιρετική εμπειρία σε ελάχιστα επεμβατικές και ογκολογικές τεχνικές. Σήμερα, υπηρετεί ως Επιμελητής Χειρουργός στην Κλινική Ελάχιστα Επεμβατικής Χειρουργικής, Χειρουργικής Ογκολογίας και Βαριατρικής του Mediterraneo Hospital και συνεργάζεται ως εξωτερικός συνεργάτης με τον Όμιλο Ιατρικού Αθηνών και το Ευγενίδειο Θεραπευτήριο. Αναλαμβανει όλο το φάσμα της γενικής και λαπαροσκοπικής χειρουργικής, της χειρουργικής ογκολογίας, καθώς και των επειγόντων επεμβάσεων, εφαρμόζοντας τεχνικές 3D λαπαροσκοπικής απεικόνισης για ελαχιστοποίηση του κινδύνου χειρουργικών λαθών. Διαθέτει εμπειρία στη χρήση laser σε ελάχιστα επεμβατικές επεμβάσεις, όπως αιμορροϊδοπάθεια και κύστη κόκκυγος, ενώ στο ιατρείο του πραγματοποιούνται και μικροεπεμβάσεις με τοπική αναισθησία (αφαίρεση σπίλων, λιπωμάτων, κύστεων, συρραφή τραυμάτων). Εφαρμόζει επίσης σύγχρονες τεχνικές βιολογικής ενίσχυσης της επούλωσης, όπως PRP (πλάσμα πλούσιο σε αιμοπετάλια), που επιταχύνουν την ανάπλαση των ιστών και μειώνουν τον χρόνο αποκατάστασης μετά από επεμβάσεις. Επιπλέον, έχει ενεργή συμμετοχή σε διεθνή, ευρωπαϊκά και πανελλήνια συνέδρια, με παρουσιάσεις και δημοσιεύσεις σε εργασίες σχετικές με τη χειρουργική ογκολογία και λαπαροσκοπική χειρουργική. Ο κ. Θανόπουλος ασκεί την ιατρική με γνώμονα την ασφάλεια, την ακρίβεια και την εξατομίκευση της θεραπείας, υιοθετώντας καινοτόμες τεχνικές και ακολουθώντας διεθνείς κατευθυντήριες οδηγίες, εξασφαλίζοντας στους ασθενείς του το καλύτερο δυνατό αποτέλεσμα.

Dr. Gkiouzelis Dimitris, MD, PhD, is a General Surgeon and Proctologist, holding a Doctorate from the Medical School of the University of Athens. In his clinic, every patient has the opportunity to be informed about conditions related to Digestive System Surgery, abdominal wall hernia surgery (inguinal hernia, ventral hernia, umbilical hernia), and a wide range of other surgical disorders. Dr. Dimitris Gkiouzelis is the Director of the Surgical Clinic at the Athens Medical Center Group, Psychiko Clinic. He has served as the Director of the Surgical Clinic at the Piraeus Bioclinic and as a Scientific Collaborator in the Surgical Department of the Athens Bioclinic. He specializes in Advanced Laparoscopic Surgery / Minimally Invasive Surgery and Surgical Oncology. Additionally, through continuous education, he is involved in cases concerning the Surgical Treatment of Breast Cancer. He has extensive surgical experience, having performed over 4000 procedures to date with complete success. Finally, Dr. Gkiouzelis is a member of the Athens Medical Association, the British Medical Association, and the Hellenic Surgical Society, and collaborates with all private insurances.

Kouzanidis Nikolaos MD, MSc is a General Surgeon with private practices in Nea Ionia and Ampelokipoi. He graduated from the Medical School of the University of Patras and has completed postgraduate studies in minimally invasive surgery, robotic surgery, and telesurgery at the Medical School of the National and Kapodistrian University of Athens. The physician performs laparoscopic cholecystectomies, inguinal hernias, umbilical hernias, and all types of surgical procedures, as well as home-based pressure ulcer debridement. Kouzanidis Nikolaos continuously updates his knowledge in his specialty through active participation in conferences and attendance at seminars. Finally, he is a member of the Medical Association of Athens, the Hellenic Surgical Society, the Hellenic Society of Laparoscopic Surgery & Other Interventional Techniques, as well as the European Association for Endoscopic Surgery.

Dr. Ioannis Zouridakis, MD, MSc, is a General Surgeon and Breast Specialist who has maintained a private practice in Korydallos since 1994 and recently within REA Hospital. He is a Scientific Collaborator and a PhD candidate at the Medical School of the National and Kapodistrian University of Athens. He earned his medical degree in 1986 from the University of Rome “La Sapienza” with a doctoral thesis completed during his studies. He specialized in General Surgery at the General Hospital of Athens "Evangelismos" and further specialized in Laparoscopic Surgery at the University of Montpellier in France. He attended the European Advanced Level Course in Breast Disease Management for Surgeons in Athens and specialized in the treatment of breast diseases at the 6th Oncology Hospital "G. Gennimatas." Subsequently, he specialized in hernia surgery using dual mesh PHS & Prolene 3D Patch at Umberto I Hospital in Italy and also specialized in Minimally Invasive Operating Techniques in Colorectal Surgery. He has worked in numerous hospitals and clinics and has served for many years as the Director of the Surgical Clinic at Metropolitan Hospital. Currently, he works daily as a Surgeon – Laparoscopist – Breast Specialist (Consultant Surgeon) at the General and Maternity Hospital REA, one of the most modern hospitals in Greece. Finally, he has attended and participated in over 100 medical conferences in Greece and abroad.

Dr. Tsilividis Vasileios is a General Surgeon specializing in Oncological, Laparoscopic, and Bariatric Surgery, with extensive experience in university and private clinics in France and Greece, having performed over 3,500 surgeries.

He maintains private practices in Marousi and Peristeri.

He graduated from the French School of Athens and continued his studies at the Medical School of René Descartes University in Paris. There, he earned his Doctor of Medicine degree and subsequently obtained numerous university diplomas in France, including specializations in gastrointestinal surgery, oncological surgery, and bariatric surgery. He is also a member of the Hellenic Society of Gastrointestinal Oncology.

His professional career began at the University Hospital of Rouen, where he served as a resident, registrar, and later as a hospital physician. Since 2017, he has worked in clinics in France primarily focusing on General, Laparoscopic, Bariatric, and Oncological surgery, utilizing minimally invasive techniques. Currently, he provides his services at the Athens Medical Center in Marousi and Peristeri.

Dr. Tsilividis has participated in numerous scientific conferences and seminars, published papers in international medical journals, and undertaken educational roles at the university level.

He is fluent in French and English.

Kaloxristianakis Nikolaos is a General Surgeon and Director of the 6th Surgical Clinic at Errikos Dunant Hospital Center. He has specialization and extensive experience in advanced laparoscopic surgery of abdominal wall hernias and the digestive system (gallbladder, large and small intestine, stomach), as well as in diseases of the anus. He is a member of the Hellenic and European Societies of Endoscopic Surgery and the European Hernia Society (EHS) and maintains an active presence at international conferences in the field of Laparoscopic Surgery.

Panagiotakis Emmanouil MD, PhD is a General Surgeon with a private practice in Marousi. He holds a degree from the Medical School of Aristotle University of Thessaloniki and a doctoral degree from the Department of General, Oncological Surgery and Visceral Surgery at the University of Hannover. He specialized at a major Oncology Center in Bremen, Germany (Klinikum Bremen Mitte - Academic Hospital of the University of Gottingen), and has also obtained subspecialty certification in proctology following examinations in Germany. He has worked as an Attending Physician at Klinikum Bremen Mitte, Gesundheit Nord in Germany, and currently serves as an Attending Physician at Iaso General Clinic. He has extensive experience (2011 to 2023) in the management of oncological patients, patients with chronic inflammatory bowel diseases (Crohn’s disease, ulcerative colitis), patients with proctological conditions, as well as patients with benign conditions (e.g., hernias, gallbladder). Finally, the physician is a member of the European Society of Coloproctology.

Ntourakis Dimitrios MD, PhD, FACS is a General Surgeon maintaining a private practice in Paleo Faliro. He is a Professor of Surgery at the European University of Cyprus and the Director of the Minimally Invasive Surgery Clinic at Iatriko Paleo Faliro. He holds a PhD from the Medical School of the National and Kapodistrian University of Athens and is a graduate of the same institution’s Medical School. Additionally, he holds diplomas in Laparoscopic Surgery, Ultrasound, and Ultrasonographic Techniques from the University of Strasbourg, a diploma in Hepato-Biliary and Pancreatic Surgery from Paris XI University, and a diploma in Colorectal and Anal Surgery from Paris Diderot - Paris VII University. It is also noteworthy that he graduated from the Surgical Leadership Program at the Harvard Medical School. He initially specialized at Korgialeneio - Benakeio Hospital of the Hellenic Red Cross and subsequently continued his training at the University of Strasbourg, France, where he later served as Chef de Clinique des Universités. Finally, he has participated in numerous conferences and courses and has an extensive number of publications in international scientific journals. He is a member of scientific associations and societies in Greece and abroad.

Ο Φιστόπουλος Ιωάννης είναι Γενικός Χειρουργός και διατηρεί ιδιωτικό ιατρείο στο Παλαιό Φάληρο. Το 1988 γίνεται δεκτός μετά από εξετάσεις στο Πανεπιστήμιο της Cluz-Napoca στην Ρουμανία (U.M.F. Cluz-Napoca). Μετά την αποφοίτηση του το 1994, ακολουθεί μέσα από μια σειρά εξετάσεων η λήψη άδειας επαγγέλματος κ η λήψη του τίτλου Medicin Docteur (MD). Το 1995 και για δεκαοκτώ μήνες υπηρετεί την στρατιωτική του θητεία ως οπλίτης ιατρός σε Ελληνική Μονάδα του εξωτερικού με καθήκοντα συντονιστή ιατρού του στρατοπέδου και των επιμέρους μονάδων του. Τερματίζει την θητεία του με εύφημο μνεία από το 401 Γενικό Στρατιωτικό Νοσοκομείο Αθηνών. Τον Ιούλιο του 1997 και για 12 μήνες εκπληρώνει την υπηρεσία υπαίθρου στο Γενικό Νοσοκομείο Ικαρίας ως ιατρός, εκτελώντας εφημερίες και λαμβάνοντας μέρος σε όλες τις ιατρικές λειτουργίες του νοσοκομείου και κυρίως στην χειρουργική κλινική του νοσοκομείου υπό την καθοδήγηση του κ.Λεωνιδα Σιδέρη, Διευθυντή της χειρουργικής κλινικής του νοσοκομείου. Μετέπειτα, ξεκινά την εκπαίδευση του για την απόκτηση της ειδικότητος της χειρουργικής στο Γενικό Αντικαρκινικό Νοσοκομείο Πειραιά “Μεταξά”, στη Β΄ Χειρουργική Ογκολογική κλινική. Υπό την καθοδήγηση του αείμνηστου Δ/ντου κ.Ευλογημένου πήρε μέρος σε πολλά και διαφορετικής βαρύτητας ογκολογικά χειρουργεία. Συνεχίζει την εκπαίδευση του στην Α’ Χειρουργική Κλινική του Νοσοκομείου Ν.Ε.Ε.Σ “Ερυθρός Σταυρός” υπό την καθοδήγηση και συνεχή εκπαίδευση του καθηγητή χειρουργικής Εμμ.Τιερή, Δ/ντή της κλινικής, παράλληλα λαμβάνει μέρος στην καθημερινή λειτουργία και στο εκπαιδευτικό πρόγραμμα της μονάδος λαπαροσκοπικής χειρουργικής η οποία αποτελούσε αναπόσπαστο κομμάτι της Α΄ Χειρουργικής Κλινικής με επιβλέποντα Δ/ντη τον κ Β.Λαοπόδη. Το 2004 τερματίζει την εκπαιδευτική πορεία του, έχοντας λάβει μέρος σε πλήθος χειρουργικών επεμβάσεων και ως βοηθός αλλά και ως χειρουργός. Επίσης τελειώνει την 6μηνη εκπαίδευση στην Θωρακοχειρουργικη Κλινική του Νοσοκομείου υπό τον Δ/ντη κ.Λεωνίδα Ζωγάνα. Από το 2005 εργάζεται ως Χειρουργός στον ιδιωτικό τομέα, διατηρώντας το ιατρείο του, αλλά και ως Επιμελητής Χειρουργός στο Ιατρικό Κέντρο Αθηνών - Κλινική του Παλαιού Φαλήρου (2005 - 2008) και στην συνέχεια ως Χειρουργός - Εξωτερικός συνεργάτης της κλινικής. Την περίοδο 2011-2015 κατείχε την θέση του Επιμελητή Χειρουργού στη Β’ Χειρουργική Κλινική Γενικής Χειρουργικής & Χειρουργικής Παχυσαρκίας του “Ερρίκος Ντυνάν” Hospital Center. Τόσο στην περίοδο της ειδικότητας, όσο και στα χρόνια που ακολούθησαν και στα πλαίσια της συνεχιζόμενης εκπαίδευσης στα θέματα της χειρουργικής, έχει λάβει μέρος και έχει παρακολουθήσει πολλά μετεκπαιδευτικά σεμινάρια τόσο κλασικής, όσο και λαπαροσκοπικής χειρουργικής.

Kelgiorgi Dionysia MD, MSc is a General Surgeon with a private practice in Chalandri. She holds a Master's Degree in "NEW TECHNOLOGIES IN DIGESTIVE SURGERY – MINIMALLY INVASIVE TECHNIQUES – BARIATRIC SURGERY" from the National and Kapodistrian University of Athens (NKUA). She is currently an instructor in this postgraduate program at the University of Athens. She has received certification in laparoscopic surgery from the internationally renowned IRCAD center of excellence in Minimally Invasive Surgery, Strasbourg. She is also certified in the use of surgical laser from a reference center for perianal diseases in Leipzig, Germany. She specializes in Minimally Invasive Surgery (Laparoscopic and Robotic Surgery, Surgical Laser), as well as surgical oncology. She has served as Consultant Surgeon in the Robotic Surgery and Surgical Oncology Clinic at Metropolitan General Hospital and held the same position for three years at the Euroclinic of Athens. Additionally, she was Consultant Surgeon at the accredited Center of Excellence for Thyroid and Parathyroid Surgery of the Euroclinic Athens. She is a member of Greek and European scientific societies, including the European and Hellenic Society of Endoscopic Surgery, the European and Hellenic Hernia Society, the European Society of Coloproctology, and the Hellenic Surgical Society, participating in their advanced training courses. She has numerous participations in conferences, seminars, and symposia in Greece and abroad and serves as a reviewer for the medical journals Cancer Medicine and Hepatobiliary & Pancreatic Diseases International.

Ziozia Vasiliki is a General Surgeon, Senior Registrar of the 1st Surgical Clinic at IASO and maintains a private practice in Nea Irakleio. She holds a degree from the Medical School of the National and Kapodistrian University of Athens and a Master's degree in "Surgical Anatomy" from the Medical School of the National and Kapodistrian University of Athens. Dr. Ziozia has received a scholarship from the Hellenic Surgical Society to obtain her postgraduate degree, as well as a scholarship from the Hellenic Society of Coloproctology for specialization in colorectal and anal surgery at St Thomas’ Hospital in London. She initially specialized in Surgery at the General Hospital of Rethymno and subsequently at the General Hospital of Athens "Evangelismos." During 2022-23, she served as a Senior Clinical Fellow in the Colorectal Department at St Thomas’ Hospital in London. Dr. Ziozia has participated in numerous conferences, seminars, and courses and has authored many publications, as well as oral and poster presentations. Finally, she is a member of the Hellenic Society of Coloproctology.

Xouliaras Xristos MD, MSc is a General Surgeon who maintains a private practice in Marousi. He is a graduate of the Medical School of the University of Patras. He specialized at the 1st Surgical Clinic of the General Hospital of Nikaia and obtained his specialty title in General Surgery. He acquired specialized experience in Surgical Oncology at the "Metaxa" Anti-Cancer Hospital of Piraeus. He holds a Master's degree in Colon and Rectal Surgery from the Medical School of Larissa and has completed numerous postgraduate courses and seminars. He received clinical training in Colorectal Surgery (Clinical Visiting Fellowship in Colorectal Surgery) at St Mark's Academic Institute in London and clinical training in Surgery (Clinical Traineeship) at Pavol Jozef Šafárik University, as well as in Surgical Oncology (Trainee Fellowship in Surgical Oncology) at the National Oncology Institute in Bratislava. Additionally, he trained in Robotic Surgery and Robotic Colorectal Surgery at IRCAD (Strasbourg, France). He specializes in Laparoscopic Colorectal Surgery, Proctology, and Emergency Abdominal Surgery. He applies modern laser treatment methods for anorectal conditions (hemorrhoids, perianal fistula, pilonidal cyst, anal fissure). The physician manages a wide range of cases, always focusing on providing the best possible care tailored to each patient’s needs.

Dr. Svoronos Gerasimos is a General Surgeon with a private practice in Cholargos. He has 38 years of surgical experience, having performed a large number of operations. He holds a PhD and a degree from the Medical School of the National and Kapodistrian University of Athens. He served as the Head of the Surgical Department at the General Hospital for Thoracic Diseases of Athens "Sotiria" for 20 consecutive years. During his 20 years at the clinic, he participated in a significant number of surgical procedures.