Gastroenterologists

Papadokostopoulou Aleksandra is a Gastroenterologist who maintains a private practice in Vyronas. She holds a degree from the Medical School of the National and Kapodistrian University of Athens and a PhD from the Medical School of the University of Crete. She specialized in Internal Medicine at the Hospital of Divine Providence “H Pammakaristos” and at the 1st IKA Hospital of Athens, and subsequently specialized in Gastroenterology at the Anti-Cancer - Oncology Hospital of Athens “Agios Savvas.” She is the scientific head of the Gastroenterology Department of the Paleo Faliro Clinic “REA” and has served as a collaborator in the physiology laboratory of the General Department of Basic Medical Sciences at the School of Health Sciences of the Technological Educational Institute of Athens. Aiming for continuous education and updates, she attends Greek and international seminars on digestive system diseases and has numerous announcements and presentations at Greek and international conferences. Finally, the physician is a member of the Hellenic Gastroenterological Society, the Professional Association of Gastroenterologists of Greece, the Hellenic Foundation of Gastroenterology and Nutrition, the European Board of Gastroenterology and Hepatology, and the Hellenic Anti-Cancer Society.

Leontidis Xristos is a Gastroenterologist-Endoscopist-Hepatologist who maintains a private practice in Komotini. He holds a degree from the Medical School of Aristotle University of Thessaloniki. He specialized in Gastroenterology at the Pathology Clinic of Komotini Hospital and the Gastroenterology Clinic of the University Hospital in Heraklion, Crete. He is specialized in Hepatology, Inflammatory Bowel Diseases, and Endoscopic Gastroenterology. In his private practice, he manages a wide range of cases, guided by his excellent scientific knowledge and supported by his extensive experience.

Kalantzis Ioannis is a Gastroenterologist and Doctor of Medicine at the Medical School of the National and Kapodistrian University of Athens. He serves as a Consultant in the 1st Gastroenterology Clinic of Interventional Endoscopy at IASO Hospital, where he receives patients and performs endoscopic procedures. He graduated from the Medical School of Democritus University of Thrace. He specialized in Internal Medicine at the Pathology-Oncology Clinic of the Unified Anticancer Hospital of Piraeus "Metaxa," managing the full spectrum of pathological and oncological diseases. Subsequently, he completed his Gastroenterology specialty at the General Hospital of Athens "Korgialeneio-Benakeio / Hellenic Red Cross," during which he performed over 3,000 diagnostic and therapeutic endoscopic procedures of the upper and lower gastrointestinal tract and biliary system. He acquired particular expertise in endoscopic polypectomy of the stomach, duodenum, and colon, in endoscopic retrograde cholangiopancreatography (ERCP), in endoscopic gastrostomy placement, as well as in the management and treatment of patients with Inflammatory Bowel Diseases (Crohn's Disease and Ulcerative Colitis). He completed with distinction the Master’s Program (MSc) of the National and Kapodistrian University of Athens titled "Neoplastic Disease in Humans: Diagnosis, Contemporary Therapy, and Research," as well as his Doctoral Thesis (PhD) on "Clinicopathological differences and correlations between cancer of the right and left colon." He has participated in international clinical studies, attended numerous conferences, educational courses, and seminars, and has numerous presentations and publications in Greek and international conferences and journals. Finally, he is a member of the Hellenic Gastroenterology Society and the Hellenic Society for the Study of the Liver.

Georgios Anagnostopoulos is a Gastroenterologist who sees patients in Marousi at the "Mitera" Clinic. He holds a medical degree from the Medical School of the National and Kapodistrian University of Athens and completed his Gastroenterology specialty at the 251 General Air Force Hospital. In 2002, he received a scholarship from the Hellenic Society of Gastroenterology and pursued advanced training as an Advanced Endoscopy Research Fellow at the Wolfson Digestive Diseases Centre, University of Nottingham, UK, and the Endoscopy Department, University of Mainz, Germany. His training focused on advanced micro-endoscopic diagnostic and therapeutic techniques such as magnifying endoscopy, chromoendoscopy, Narrow Band Imaging, confocal endomicroscopy, autofluorescence endoscopy, endoscopic mucosal resection, and photodynamic therapy for Barrett’s esophagus. A considerable number of his studies have been published in reputable peer-reviewed international medical journals. He has more than 100 presentations at Greek and international conferences and continues to frequently publish articles in the Greek press. It is noteworthy that his primary interests include the monitoring of patients with Barrett’s esophagus and ulcerative colitis, as well as the endoscopic evaluation of patients with precancerous lesions in the gastrointestinal tract (dysplasia). Furthermore, he specializes in complex polypectomies of flat polyps (endoscopic mucosal resection), ablation of Barrett’s esophagus epithelium using radiofrequency ablation (HALO), and obesity treatment through the revolutionary endoscopic AspireAssist method.

Mpallas Spyridon is a Gastroenterologist who has maintained a private practice in Galatsi since 2008. He graduated from the Medical School of the University of Crete and completed his specialty training at the First Department of Internal Medicine of the Anti-Cancer - Oncology Hospital of Athens "Agios Savvas." He specialized in Gastroenterology at the University Gastroenterology Clinic of the General Hospital of Athens "Hippokration." He has extensive professional experience, having served not only in his private practice but also as a Scientific Collaborator at the Oncology Clinic of the “Metropolitan” Hospital. Furthermore, his clinic offers a wide range of services including gastroscopies, colonoscopies, breath tests for Helicobacter pylori, as well as polyp removal.

Panagou Emmanouil is a Gastroenterologist with a private practice in Ampelokipoi. He is a graduate of the Medical School of Aristotle University of Thessaloniki and the medical department of the Military School of Corps Officers. Additionally, he has received further training in hepatology and interventional-therapeutic endoscopy at the Royal Free Hospital in London, as well as in the use of laser technology in gastroenterology at the Middlesex Hospital, also in London. Furthermore, he specialized in gastroenterology at the 2nd Gastroenterology Clinic of the General Hospital of Athens "Evangelismos" for four years and in pathology at the 2nd Pathology Clinic of the 401 General Military Hospital of Athens for two years. He currently serves as the Director Gastroenterologist at the Iatriko Athinon (Psychiko Clinic), Director of the Endoscopy Department at Iatropolis Athinon (Ampelokipoi Clinic), and Gastroenterology Consultant at Metropolitan General. Lastly, he has served for several years as the Director of the Gastroenterology Clinic at the 401 General Military Hospital of Athens and is a member of the Athens Medical Association.

Gkaragkanis Dimosthenis is a Gastroenterologist who operates a private practice in Haidari. He holds a medical degree from the Carol Davila University of Medicine and Pharmacy in Romania and specialized in Internal Medicine at the Pathology Clinic of the Regional Hospital of Tripoli, as well as in Gastroenterology at the Gastroenterology Clinic of the General Hospital of Athens "G. Gennimatas." He is an associate physician at the Advanced Interventional Endoscopy Department of the Athens Bioclinic and a Consultant in the Advanced Therapeutic Endoscopy Department of Metropolitan General. He completed rural service at the Neraiodhorio Regional Clinic of the Pylis Health Center and the Stemnitsa Regional Clinic of the Dimitsana Health Center in Arcadia. Finally, the doctor regularly attends numerous conferences and seminars as part of his ongoing professional development.

Oikonomakis Aristeidis is a Gastroenterologist and maintains his private practice in Glyfada. He was admitted through national exams to the Medical Department of the Military School of Corps Officers (SSAS) in Thessaloniki. He completed his studies in 6 years and was commissioned as an officer in the Air Force (Pilot Officer). He holds a Master of Science (MSc) degree titled "International Medicine - Health Crisis Management." He specialized in Internal Medicine at the 1st Internal Medicine Clinic of the 251 Air Force General Hospital and in Gastroenterology at the General Hospital of Athens "G. Gennimatas." He holds the position of Consultant Physician at the 251 Air Force General Hospital, while from 2017 to 2019, he worked as a Consultant in the United Kingdom as part of his overseas postgraduate training. Finally, he is a member of the Athens Medical Association.

Matina - Lydia Xatzinikolaou MD, PhD is a Gastroenterologist who sees patients in Cholargos at Metropolitan General Hospital. She graduated from the Athens College and subsequently studied Medicine at Nottingham University in England. She holds a PhD from the National and Kapodistrian University of Athens. She completed further training in Inflammatory Bowel Diseases at the Royal Free Hospital in London, after completing her specialty in Gastroenterology at the Athens Anti-Cancer - Oncology Hospital "Agios Savvas." She works as a Consultant in the Advanced Therapeutic Endoscopy Clinic at Metropolitan General Hospital and is a Scientific Associate of the Gastroenterology Unit at the Athens Chest Diseases Hospital "Sotiria," with her primary specialization in inflammatory bowel diseases. She actively participates in Greek and international conferences and has authored scientific publications. Finally, she is a member of the Athens Medical Association, the Hellenic Gastroenterological Society, the Hellenic Group for the Study of Inflammatory Bowel Diseases, and the European Crohn's and Colitis Organisation.

Το Πολυϊατρείο Affidea Μεσσήνης φέρνει το επίπεδο μιας μεγάλης πόλης στη Γαστρεντερολογική φροντίδα υγείας στην περιοχή της Μεσσηνίας. Με εξειδικευμένους ιατρούς και σύγχρονο εξοπλισμό, οι κάτοικοι της περιοχής έχουν πλέον πρόσβαση σε ολοκληρωμένες διαγνωστικές υπηρεσίες χωρίς να χρειαστεί να μετακινηθούν στα αστικά κέντρα.

Kiapidou Stefania is a Gastroenterologist - Hepatologist and maintains a private practice in Kalamaria. She holds a medical degree from the Aristotle University of Thessaloniki and obtained her Gastroenterology specialty title at the 4th University Department of Internal Medicine of the Hippokration General Hospital of Thessaloniki, where she continues to be an active member as a scientific collaborator. She has earned a postgraduate degree focusing on Hepatology, specifically non-alcoholic fatty liver disease. She is a member of the Hellenic Gastroenterological Society and the Hellenic Association for the Study of the Liver. Her scientific work includes participation and presentations at national, European, and American conferences, as well as publications in both Greek and international peer-reviewed scientific journals. Dr. Kiapidou has extensive experience in interventional endoscopy and capsule endoscopy. Additionally, she is skilled in the diagnosis and management of gastroenterological diseases and chronic conditions of the liver, biliary tract, and pancreas, and has expertise in esophageal manometry. Finally, she is an external collaborator of private clinics in Thessaloniki.

Sklavos Panteleimon is a Gastroenterologist with private practices in Nea Erythraia and Oropos. He holds a PhD from the Medical School of the National and Kapodistrian University of Athens and specializes in inflammatory bowel diseases, endoscopic gastroenterology, and gastrointestinal oncology. At his private practices, he offers a wide range of services, always respecting the individual needs of each patient.

Ο Μιχαήλ Παπαδομιχελάκης MD, είναι Γαστρεντερολόγος και διατηρεί το ιδιωτικό του ιατρείο στους Αμπελόκηπους. Είναι πτυχιούχος της Ιατρικής Σχολής του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης και της Στρατιωτικής Σχολής Αξιωματικών Σωμάτων (ΣΣΑΣ). Έλαβε την ειδικότητα της Γαστρεντερολογίας το 2015 μετά από διετή εκπαίδευση στην γενική Παθολογία στην Β΄ Παθολογική Κλινική του 401 Γενικού Στρατιωτικού Νοσοκομείου Αθηνών και 4ετή εκπαίδευση στη Γαστρεντερολογία στην Πανεπιστημιακή Γαστρεντερολογική Κλινική του Λαϊκού Νοσοκομείου και του Ναυτικού Νοσοκομείου Αθηνών. Εργάστηκε ως Eπιμελητής (Oberarzt) επί 3ετία (2019-2022) στη γαστρεντερολογική κλινική στο Bad Hersfeld της Γερμανίας (Klinikum Bad Hersfeld) όπου και μετεκπαιδεύτηκε στην επεμβατική ενδοσκόπηση (ERCP, ενδοσκοπικό υπερηχογράφημα, αφαίρεση μεγάλων πολυπόδων, τοποθέτηση stent). Από το 2022 είναι Eπιμελητής στη Γαστρεντερολογική Κλινική του 401 ΓΣΝΑ και επιστημονικά υπεύθυνος του Γαστρεντερολογικού τμήματος στην Αιμοδιάγνωση MED Κηφισιάς. Στο ιδιωτικό του ιατρείο, παρέχει υπηρεσίες για ένα μεγάλο φάσμα παθήσεων του πεπτικού συστήματος, του ήπατος, των ιδιοπαθών φλεγμονωδών νοσημάτων του εντέρου (ελκώδης κολίτιδα, νόσος του Crohn ) ενώ παράλληλα διενεργεί και ενδοσκοπικές πράξεις (γαστροσκόπηση, κολονοσκόπηση, λήψη βιοψιών, αφαίρεση πολυπόδων).Τέλος, έχει παρακολουθήσει πληθώρα συνεδρίων σε Ελλάδα και εξωτερικό και είναι μέλος της Ελληνικής Γαστρεντερολογικής Εταιρείας, του Ελληνικού Ιδρύματος Γαστρεντερολογίας και Διατροφής και της Ελληνικής Ομάδας Μελέτης Ιδιοπαθών Φλεγμονωδών Νοσημάτων του Εντέρου.

Dr. Zogas Nikolaos is a Gastroenterologist - Hepatologist with a clinic in Kallithea and an external collaborator of some of the largest private clinics in Athens where he performs endoscopy. He graduated from the University of Udine in Italy. He served as Director at the Department of Pathology and Gastroenterology of the University Hospital in Umeå, Västerbotten, Sweden, where he obtained two specialty titles (recognized by the Greek Authorities): Gastroenterology - Hepatology and Internal Medicine. Additionally, he is a PhD candidate at the University of Umeå, where he also served as a trainer for medical residents and nurses at the Medicinkliniken and holds, among others, certification from the two-year program Grundläggande Forskningsmetodik för läkare. He has many years of experience in monitoring hepatology patients and is particularly specialized in clinical (ulcerative colitis, Crohn's disease, diarrheal syndromes, constipation, celiac disease, Helicobacter pylori, collagenous gastritis, etc.) and interventional gastroenterology with numerous difficult endoscopies, polypectomies, and other interventional procedures. He has specific expertise in interventional procedures such as large polyp polypectomies with EMR, balloon enteroscopy (double or single balloon enteroscopy), esophageal variceal ligation, dilation of gastrointestinal strictures, gastrostomy placement (PEG), and others. He served as a consultant in the Gastroenterology Department of the hospital "Elpis" until the end of 2020.

Tarampoulous Dauid is a Gastroenterologist and holds a medical degree. He served as a rural doctor in the region of Grevena and fulfilled his military duties as a medical officer in the healthcare service. He worked as an unpaid collaborator in the Gastroenterology Department of the General Clinic Euromedica. He specialized in Pathology at the General Hospital of Edessa, while simultaneously collaborating with the Endoscopy Department of the hospital. As a salaried associate in the Gastroenterology Department of the General Clinic Euromedica, he performed a large number of interventional procedures daily (under the direction of the Head of the Gastroenterology Department, Alexandros Kofokotsios). At the same time, he conducted on-call shifts in the Pathology Department of the General Clinic Euromedica (under the direction of Professor Athanasios Dimitriadis). For four years, he specialized in Gastroenterology at the Thessaloniki General Hospital "Hippokration" in the 2nd Propaedeutic Internal Medicine University Clinic, successfully undertaking numerous endoscopic procedures (both diagnostic and interventional). During his four-year specialization, he gained extensive experience in idiopathic inflammatory bowel diseases, liver diseases, and the management of oncological cases, while also managing a large number of patients who had undergone liver transplantation. He participated in numerous studies, presentations, and conferences both within Greece and internationally. Finally, in 2018, he obtained his medical specialty certification and maintains a private practice at 9 Kleanthous and Papanastasiou Street.

Dr. Petros Stathopoulos is a Gastroenterologist and Interventional Endoscopist with extensive clinical, academic, and research experience gained in leading university hospitals in Germany. Since 2026, he has been affiliated with the 3rd Department of Gastroenterology at HYGEIA Hospital in Athens. Prior to this, he served as Deputy Head of the Endoscopy Unit and Consultant Gastroenterologist at the University Hospital of Marburg, Germany.He graduated from the Medical School of the National and Kapodistrian University of Athens and completed his specialty training in Internal Medicine and Gastroenterology in Germany. His clinical expertise encompasses the full spectrum of diagnostic and therapeutic gastrointestinal endoscopy, including advanced procedures such as Endoscopic Submucosal Dissection (ESD), Endoscopic Full-Thickness Resection (eFTR), Endoscopic Ultrasound (EUS), ERCP, and the management of complex gastrointestinal neoplasms.Dr. Stathopoulos has received advanced training at internationally renowned centers, including Keio University Hospital in Tokyo, Japan, and Hôpital Édouard Herriot in Lyon, France, with a special focus on advanced endoscopic resection techniques. He has also played a key role in the certification and quality assurance processes of multidisciplinary oncology centers specializing in pancreatic and colorectal cancer.His scientific work includes numerous publications in peer-reviewed international journals and presentations at major European gastroenterology and endoscopy conferences. He is an active member of several prestigious scientific societies, including the German Society of Gastroenterology (DGVS), the European Society of Gastrointestinal Endoscopy (ESGE), and the German Society for Endoscopy and Imaging Techniques (DGE-BV).

Ο Ζαχαριάδης Δημήτριος είναι Γαστρεντερολόγος με ιδιωτικό ιατρείο στη Γλυφάδα. Διαθέτει διδακτορική διατριβή στην ηπατίτιδα και είναι εξειδικευμένος στην ηπατολογία, στις φλεγμονώδεις νόσους εντέρου, στην ενδοσκοπική γαστρεντερολογία, στην ογκολογία πεπτικού και στη γαστροοισοφαγική παλινδρόμηση και διαθέτει τεράστια εμπειρία στις ενδοσκοπήσεις. Έχει ειδικευθεί στη Γαστρεντερολογία στο Νοσηλευτικό Ίδρυμα Μετοχικού Ταμείου Στρατού (ΝΙΜΤΣ), αλλά και στο Cornell University της Νέας Υόρκης. Ο γιατρός διατελεί Διευθυντής στο Mediterraneo Hospital. Στο ιδιωτικό του ιατρείο παρέχει εξειδικευμένες υπηρεσίες και αντιμετωπίζει παθήσεις πάνω σε όλο το φάσμα της γαστρεντερολογίας, όπως αίμα στα κόπρανα, απώλεια βάρους, καρκίνο ήπατος και καούρα.

Panagiotis Ksiarxos is a Gastroenterologist - Hepatologist with a private practice in Thessaloniki. He is a graduate of the Medical School of Aristotle University of Thessaloniki and has specialized in the Gastroenterology Oncology Department of the Thessaloniki Anti-Cancer Hospital "Theageneio" and in the Gastroenterology Department of the General Hospital of Thessaloniki "Georgios Papanikolaou". He has extensive experience in the management of gastroenterological conditions such as gastroesophageal reflux disease, cholelithiasis, hepatitis B, and hepatitis C, among others, and has performed numerous diagnostic endoscopies including gastroscopies and colonoscopies. In his private practice, equipped with modern facilities, colonoscopies and gastroscopies are performed, while in collaboration with private clinics, advanced procedures such as rectoscopies, rectosigmoidoscopies, endoscopic gastrostomy placements, and polypectomies are also conducted. Finally, the practice offers Helicobacter pylori testing, a primary cause of gastric and peptic ulcers, either through breath tests or antibody testing in the blood.