Gastroenterologists for Gastroenteritis

Tzannetakou Ksanthippi is a Gastroenterologist who maintains a private practice in Kolonaki. She studied at the Medical School of the National and Kapodistrian University of Athens and specialized in Gastroenterology at the General Hospital of Athens “Evangelismos.” Additionally, she is an Attending Physician at the B' Gastroenterology Clinic of Iaso Hospital. Finally, she specializes in Endoscopic Gastroenterology (diagnostic and interventional endoscopy of the upper and lower gastrointestinal tract), anorectal diseases (cauterization of warts, diagnosis and treatment of sexually transmitted diseases), idiopathic inflammatory bowel diseases, and endoscopic treatment of obesity (gastric balloon, gastric Botox).

Kouloumpis Xaris is a Gastroenterologist and maintains a private practice in Aigaleo. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and has worked at the General Hospital of Athens "Evangelismos." He possesses significant and extensive experience and specializes in hepatology, endoscopic gastroenterology, and digestive oncology. In his private practice, he offers a wide range of services, tailored to the needs of each patient.

Siannis Dimitrios is a Gastroenterologist who maintains a private practice in Gerakas. He is specialized in hepatology and endoscopic gastroenterology, with particular expertise in therapeutic and interventional endoscopic techniques (gastric and colon polypectomies). He completed his Gastroenterology training at the 1st IKA Hospital and the General Hospital of Attica Sismanoglio. The physician is a member of the Hellenic Gastroenterological Society and the Professional Association of Gastroenterologists. In his private practice, he manages conditions across the entire spectrum of gastroenterology and provides specialized services tailored to the needs of his patients.

Karampinis Athanasios is a Gastroenterologist with a private practice in Pallini. He possesses extensive clinical experience and has served as a Gastroenterologist in the Gastroenterology Clinic of the 251 Air Force General Hospital. In his practice, he manages cases including hepatitis and liver cirrhosis, inflammatory bowel diseases, gastroesophageal reflux, and other gastroenterological conditions.

Sioulas Athanasios MD, PhD, FEBGH is a Gastroenterologist with a private practice in Chalandri. He holds a doctorate from the Medical School of the National and Kapodistrian University of Athens and is also a graduate of the same institution. He completed his specialty training in Gastroenterology at the Hepatogastroenterology Unit of the 2nd Propaedeutic Medical Clinic of the University General Hospital "Attikon" and subsequently undertook advanced training as a fellow of the Hellenic Gastroenterology Society in the Endoscopy Department of the Universitätsklinikum Hamburg - Eppendorf (UKE) in Hamburg, Germany. His advanced training focused on diseases of the pancreas and biliary tract with an emphasis on endoscopic diagnostic and therapeutic techniques (ERCP, cholangioscopy). In addition to his clinical activities, Dr. Sioulas has a special interest in basic and clinical research in the field of gastroenterology, with numerous publications in reputable international scientific journals and presentations at Greek and international conferences. Currently, he practices general gastroenterology and hepatology, covering the entire spectrum of digestive system diseases, with an emphasis on endoscopic diagnostic and therapeutic methods. He works closely with leading surgeons, oncologists, radiologists, and radiotherapists to provide his patients with high-quality services in accordance with current clinical guidelines. Finally, Dr. Sioulas is a member of the Hellenic Gastroenterological Society, the European Board of Gastroenterology and Hepatology, and the European Society of Gastrointestinal Endoscopy.

Kostas Athanasios MD, PhD is a Gastroenterologist with a private practice located in Kato Toumpa, Thessaloniki. He holds a Doctorate from the Medical School of the National and Kapodistrian University of Athens and is a graduate of the same Medical School. He initially specialized at the General Hospital of Mytilene "Vostaneio" and completed his Gastroenterology specialty training at the University Gastroenterology Clinic of the General Hospital of Athens "Laiko." Additionally, he has served as a Scientific Collaborator in the Endoscopy Department of the 1st Propaedeutic Clinic of the University General Hospital of Thessaloniki AHEPA. Dr. Athanasios has participated in numerous conferences, symposia, and workshops throughout Greece, focusing primarily on Gastroenterology, Hepatology, and Digestive Oncology. He also has numerous presentations at Greek and international conferences, as well as publications in foreign-language journals.

Smyrnidis Aleksandros is a Gastroenterologist with a private clinic in Keratsini. He graduated from the Medical School of the National and Kapodistrian University of Athens and completed a 9-month fellowship in endoscopic ultrasound (EUS) and wireless capsule endoscopy of the small and large intestine in Edinburgh. Additionally, he undertook a 6-month fellowship in the Second Gastroenterology Clinic of the General Hospital "Evangelismos," specializing in endoscopic ultrasound (EUS). He is a member of the Hellenic Foundation for Gastroenterology & Nutrition, the European Association for the Study of the Liver, and the Hellenic Association for the Study of the Liver. He consistently attends conferences and seminars in Greece and abroad, aiming for excellent training and continuous professional development in his area of expertise.

Papadopoulou Iliana MD, MSc, PhD, FEBGH is a Gastroenterologist maintaining a private practice in Patras. She graduated from the Medical School of the National and Kapodistrian University of Athens with postgraduate studies in Health Unit Management (Hellenic Open University) and holds a doctoral degree from the Medical School of the University of Patras. She has obtained the European Specialty Diploma in Gastroenterology and Hepatology (ESEGH) and has additionally trained in ultrasound and interventional endoscopy through international hands-on courses. She possesses extensive clinical experience in both the public and private sectors, having served as head of the endoscopy unit in a diagnostic center, while maintaining a private practice. She has worked in tertiary care hospitals, completing her specialty training at the Gastroenterology Clinic of the National Cancer Institute "Metaxa". Her scientific activity includes publications in international journals, participation in national and international conferences as a speaker and author of studies, while continuously pursuing further education in the fields of Gastroenterology and Hepatology.

Arvaniti Vasiliki - Peptiko Kai Ygeia is a Gastroenterologist - Hepatologist with a private practice in Piraeus. She studied at the Aristotle University of Thessaloniki and holds a PhD from the University of Patras. She has conducted research and specialized in the liver transplantation department at the Royal Free Hospital in London, and has experience in nutritional counseling and thetahealing. She is a Reiki master and has a particular interest in psychology. She is a member of the volunteer group "Doctors of the Aegean." She is responsible for the gastroenterology department of the Day Care Unit at Yoda Piraeus, collaborates with the general clinic Piraeus "Hippocrates," the Athenian Clinic, the Medifirst Center in Marousi, and the "Metropolitan" Hospital. In her private practice, she treats conditions across the entire spectrum of gastroenterology and provides specialized services tailored to her patients' needs, placing particular emphasis on each patient's psychological well-being.

Dr. Zaxou Maria is an External Collaborator at the private hospitals "Lefkos Stavros" and "Mediterraneo" and a PhD candidate at the Medical School of Athens - NKUA, focusing on hydrocolonoscopy and new techniques for the removal of colorectal polyps. She is actively engaged in clinical research and has participated in Greek and international conferences, including the Pan-European UEG 2023, where she was awarded for the COLDWATER study. She is specialized in the management of Irritable Bowel Syndrome (IBS) and is a member of the educational committee of the Rome Foundation. In her private practice, she addresses the full spectrum of Gastroenterology (e.g., Crohn’s disease, ulcerative colitis, Helicobacter pylori infection, GERD, dyspepsia, etc.) and performs gastroscopies and colonoscopies using state-of-the-art equipment, ensuring painless and safe procedures.

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.

Spanou Euaggelia MD is a Gastroenterologist with a private practice in Nea Ionia. She is a graduate and PhD candidate of the Medical School of the National and Kapodistrian University of Athens. She completed a Graduate Program in "Health Unit Management" at the Hellenic Open University and received training in Gastroenterology at the Clinic of Pathophysiology of the General Hospital of Athens "Laiko" and at the Internal Medicine Clinic of the General Hospital of Livadia. She possesses valuable professional experience, having collaborated with numerous clinics and undertaken the teaching of Orthopedics - Traumatology and Pathology courses to students of Vocational Training Institutes. Finally, Dr. Spanou has numerous participations in Greek and international conferences and is a member of the Athens Medical Association, the Hellenic Society of Gastroenterology, and the Hellenic Foundation of Gastroenterology and Nutrition.

Grammenos Ioannis is a Gastroenterologist who maintains a private practice in Nea Ionia. Simultaneously, he serves as a Specialist Scientific Collaborator at the Central Clinic of the Athens Medical Center. He graduated with honors from the Medical School of the University of Rome and specialized in Gastroenterology - Hepatology at the 2nd Internal Medicine Clinic of the General Hospital of Athens "Evangelismos." Furthermore, he holds a PhD with a dissertation titled "The absorption of fructose and sorbitol in normolactasic and hypolactasic healthy adults." He also has a notable research portfolio with scientific publications in conferences and scientific journals. Finally, the doctor has participated in numerous medical conferences both in Greece and abroad.

H Ανδριανάκου Γεωργία MD, MSc είναι Γαστρεντερολόγος – Ηπατολόγος – Επεμβατική Ενδοσκόπος και διατηρεί το ιδιωτικό της ιατρείο στη Νέα Κηφισιά. Παράλληλα είναι συνεργάτης του Γαστρεντερολογικού Τμήματος του Νοσοκομείου Ερρίκος Ντυνάν , όπου διενεργεί όλες τις απαραίτητες ενδοσκοπικές πράξεις : Γαστροσκόπηση με λήψη βιοψιών ,κολονοσκόπηση , πολυποδεκτομή , ορθοσιγμοειδοσκόπηση , τοποθέτηση γαστροστομίας και άλλα. Όλες οι ενδοσκοπικές πράξεις πραγματοποιούνται παρουσία Αναισθησιολόγου και εξειδικευμένου νοσηλευτικού προσωπικού , για την ασφάλεια του ασθενούς. Η κ. Ανδριανάκου είναι απόφοιτος της Ιατρικής Σχολής του Πανεπιστημίου Πατρών. Από το 2013 έως το 2017 εργάστηκε στο Πανεπιστημιακό Νοσοκομείο της Ντιζόν στη Γαλλία CHU Dijon Bourgogne και έλαβε τον τίτλο της Γενικής Ιατρικής. Το 2015 ολοκλήρωσε επιτυχώς το Μεταπτυχιακό δίπλωμα « Ιδιοπαθείς Φλεγμονώδεις Νόσοι του Εντέρου» του Πανεπιστημίου της Lille και του Πανεπιστημίου Sorbonne - Université Pierre- et-Marie- Curie του Παρισίου. Το 2018 επέστρεψε στην Ελλάδα και ξεκίνησε την ειδίκευσή της στη Γαστρεντερολογία – Ηπατολογία στο Γενικό Νοσοκομείο Αθηνών "Γ. ΓΕΝΝΗΜΑΤΑΣ". Το 2020 ολοκλήρωσε επιτυχώς μετά από γραπτές εξετάσεις την παρακολούθηση του 13 ου Σχολείου Κλινικής Ηπατολογίας, το οποίο διοργανώνεται από την Ελληνική Εταιρία Μελέτης Ήπατος. Επιπρόσθετα, το 2021 παρακολούθησε επιτυχώς το Ενδοσκοπικό Σχολείο, υπό την αιγίδα της Ελληνικής Γαστρεντερολογικής Εταιρείας. Το 2022 έλαβε τον τίτλο της Ιατρικής Ειδικότητας της Γαστρεντερολογίας – Ηπατολογίας. Από το 2022 έως το 2025 συνέχισε να εργάζεται στη Γαστρεντερολογική κλινική του Γενικού Νοσοκομείου Αθηνών "Γ.ΓΕΝΝΗΜΑΤΑΣ". Η ιατρός μέσα από της πολυετή θητεία της στο μεγαλύτερο νοσοκομείο της Αττικής απέκτησε μεγάλη εμπειρία στη διαχείριση ευρέως φάσματος σύνθετων γαστρεντερολογικών και ηπατολογικών περιστατικών. Παράλληλα, επιτέλεσε πολυάριθμες ενδοσκοπικές πράξεις. Έχει συμμετάσχει σε πληθώρα ελληνικών και διεθνών συνεδρίων, παρουσιάζοντας εργασίες και αποτελέσματα ερευνητικών μελετών, παραμένοντας έτσι σε συνεχή ενημέρωση για τις εξελίξεις στον τομέα της. Αποτελεί ενεργό μέλος της Ελληνικής Γαστρεντερολογικής Εταιρείας, της Ελληνικής Εταιρίας Μελέτης Ήπατος και της Ελληνικής Ομάδας Μελέτης των Ιδιοπαθών Φλεγμονωδών Νοσημάτων του Εντέρου. Στο ιατρείο της διαχειρίζεται περιστατικά όπως : γαστροοισοφαγική παλινδρόμηση , διερεύνηση αναιμίας, κοιλιακό άλγος, σύνδρομο ευερέθιστου εντέρου, έλεγχος για ελικοβακτηρίδιο του πυλωρού, λιπώδης διήθηση ήπατος, αυτοάνοσα νοσήματα του ήπατος και του παγκρέατος, ηωσινιφιλική οισαφαγίτιδα , νόσος Crohn και Ελκώδης κολίτιδα, γαστρίτιδα, ηπατίτιδα, κίρρωση του ήπατος, αιμορροΐδες και άλλα. Ταυτόχρονα, προγραμματίζει άμεσα μαζί με τον ασθενή όποια ενδοσκοπική πράξη απαιτείται, μετά από ενδελεχή ενημέρωση.

Mosxovis Dimitris is a Gastroenterologist and a Doctor of Medicine from the Medical School of Athens, with a private practice in Aigaleo. Concurrently, he serves as a Scientific Collaborator at the Medical Athens Clinic Peristeri. He studied at the Medical School of the University of Brescia in Italy and subsequently completed postgraduate studies at the Medical School of the University of Athens. He specialized at the 2nd Oncology Internal Medicine Clinic of the Specialized Anti-Cancer Hospital of Piraeus "Metaxa" and later at the Gastroenterology Clinic of the General State Hospital of Nikaia, where he also served as a Gastroenterology Consultant. He has been a Scientific Collaborator at the 2nd Oncology Clinic of the "Hygeia" Hospital, as well as at Pathology and Nephrology Clinics of the "Medical Athens" group. He has participated in numerous conferences in Greece and abroad, with many presentations to his credit. Additionally, he has an extensive number of publications in Greek and foreign journals. Finally, he has active involvement, to date, as a researcher in numerous international multicenter clinical studies.

Karatzas Pantelis is a Gastroenterologist who maintains a private practice in the Ampelokipoi area. He completed his doctoral dissertation at the National and Kapodistrian University of Athens and holds a Medical degree from the same university. He received advanced training in Gastrointestinal Endoscopy at the University of Hamburg, Germany, and specialized in Gastroenterology at "Evangelismos" Hospital and in General Pathology at the General Hospital of Chalkida. He is a university fellow at the University Gastroenterology Clinic of the General Hospital of Athens "Laiko" and has served as a scientific collaborator at the University Hepatogastroenterology-Endoscopy Unit of the University General Hospital “Attikon.” Furthermore, he is a member of numerous scientific societies, has attended numerous Greek and international conferences, participated in many specialized seminars, and has publications and written presentations both in Greece and abroad.

Tzitzi Dimitra is a Gastroenterologist who has maintained a private practice in Chalandri since 1992. She is a graduate of the Medical School of Aristotle University of Thessaloniki with a degree grade of "excellent." She was a scholarship recipient of the State Scholarships Foundation for every academic year and obtained the specialty title in Gastroenterology. She served as a Consultant in the Endoscopy Department of the 1st IKA Hospital for a decade. She has a fully equipped office and performs esophagogastroscopies, rectoscopies, proctoscopies, colonoscopies, abdominal ultrasounds, and endoscopic polypectomies of the stomach and large intestine. Additionally, she provides treatment for gastroesophageal reflux disease – Barrett's esophagus – and inflammatory bowel diseases such as ulcerative colitis and Crohn's disease. Finally, she has participated in numerous scientific papers presented in Greek and international scientific journals and is a member of Greek and European medical associations.

Georgios Xrysakopoulos is a Gastroenterologist who maintains a private practice in Trikala, Thessaly. He graduated from the Medical School of Aristotle University of Thessaloniki and completed his specialty in Gastroenterology at the Endoscopy Department of the 1st IKA Therapeutic Hospital in Athens and at the Gastroenterology Clinic of the General Oncology Hospital of Kifisia "Agioi Anargyroi". Additionally, he is certified by the European Board of Gastroenterology and Hepatology and possesses knowledge in other medical fields, including Pathology, Cardiology, and Surgery. To date, he serves as a Scientific Collaborator at the General Clinic IASO Larissa, and previously participated in the work of the University Clinic "Agioi Anargyroi" concerning liver diseases. Furthermore, he has participated in numerous conferences and seminars both as a delegate and a speaker, is a member of medical associations in Greece and abroad, and has published articles in scientific journals.

Pontas Xristos is a Gastroenterologist and maintains his private practice in Athens. He has served as a Senior Clinical Fellow in Acute General Medicine at the Royal Free Hospital Hampstead NHS Trust and as a Clinical Fellow in the Gastroenterology and Endoscopy Department of the same hospital in London. It is noteworthy that he was awarded a UEG (United European Gastroenterology) Scholarship as well as a Scholarship from the Hellenic Gastroenterological Society. Currently, he serves as a Consultant in the Gastroenterology Clinic at Mitera Hospital.