Gastroenterologists for Ortosymoidoscopy

Gastroenterologist - Hepatologist with experience in diagnostic and therapeutic endoscopies of the upper and lower gastrointestinal tract, esophageal motility studies (achalasia), idiopathic inflammatory bowel diseases (Crohn's disease, Ulcerative Colitis)

Ο Κουμούτσος Ιωάννης είναι Γαστρεντερολόγος και διατηρεί ιδιωτικό ιατρείο στη Νέα Ερυθραία. Είναι πτυχιούχος Ιατρικής Πανεπιστημίου Πατρών και κάτοχος με Άριστα μεταπτυχιακού τίτλου σπουδών (ΜSc) από το Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών με αντικείμενο τη «Διαχείριση Κρίσεων και Μαζικών Καταστροφών» και πτυχιακή εργασία με θέμα «Μετανάστευση και Ηπατίτιδες στην Ελλάδα». Ειδικεύθηκε στην Γαστρεντερολογία στο 417 ΝΙΜΤΣ (Νοσηλευτικό Ίδρυμα Μετοχικού Ταμείου Στρατού) και είναι κάτοχος Ευρωπαϊκού Διπλώματος Γαστρεντερολογίας και Ηπατολογίας (European Board of Gastroenterology and Hepatology), κατόπιν εξετάσεων. Το 2014 έλαβε υποτροφία από την Ελληνική Γαστρεντερολογική Εταιρεία για μετεκπαίδευση στην Επεμβατική Θεραπευτική Ενδοσκόπηση και Ενδοσκοπικό Υπέρηχο (ΕUS) στη Μεγάλη Βρετανία(UK). Κατόπιν επιτυχούς ολοκλήρωσης της μετεκπαίδευσης του, διατέλεσε επί τριετίας επιμελητής Γαστρεντερολογίας στο Guys & St. Thomas Hospital, εξειδικευμένο κέντρο αναφοράς για τις ιδιοπαθείς φλεγμονώδεις νόσους εντέρου (ΙΦΝΕ - νόσο του Crohn και Ελκώδη Κολίτιδα) στην Μεγάλη Βρετανία, όπου απέκτησε εκτεταμένη εμπειρία στην διαχείριση ασθενών με ΙΦΝΕ. ​Από το 2018 έως και το 2023 εργάστηκε ως Επιμελητής γαστρεντερολογίας στη Γαστρεντερολογική κλινική του Southend University Hospital, Mid & South Essex Foundation Trust, όπου και διατέλεσε επιστημονικά υπεύθυνος του τμήματος ΙΦΝΕ (Ιδιοπαθείς Φλεγμονώδεις Νόσοι Εντέρου) με ενεργό συμμετοχή σε ερευνητικά προγράμματα. Από το 2021 έως το 2023 διατέλεσε Συντονιστής Διευθυντής Ενδοσκοπικού τμήματος του Southend University Hospital, με ιδιαίτερο ενδιαφέρον τόσο στην επεμβατική ενδοσκόπηση όσο και την δημιουργία επιστημονικών πρωτοκόλλων για την ταχύτερη και αποτελεσματικότερη διαχείριση ασθενών. Από το 2023 είναι επιστημονικής συνεργάτης του νοσοκομείου Ιασώ όπου πραγματοποιεί θεραπευτικές επεμβατικές ενδοσκοπικές πράξεις. ​Διαθέτει πολυετή και πλούσια επαγγελματική εμπειρία στην διαχείριση ασθενών με οξείες και χρόνιες παθήσεις του πεπτικού ενώ παράλληλα πραγματοποιώ διαγνωστική και θεραπευτική ενδοσκόπηση συμπεριλαμβανομένου εξειδικευμένων επεμβατικών ενδοσκοπικών εξετάσεων, όπως η ενδοσκοπική παλίνδρομη χολαγγειοπαγκρεατογραφία (ERCP) και ο ενδοσκοπικός υπέρηχος (EUS), πολυπεκτομές, ενδοσκοπικές διαστολές και τοποθέτηση ενδοσκοπικών προσθέσεων (stenting).

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.

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.

Kapetanakis Nikolaos MD, PhD is a Gastroenterologist and operates a private Gastroenterology Center in Volos. He holds a PhD from the Medical School of Aristotle University of Thessaloniki, specializing in colorectal cancer, specifically the role of Helicobacter pylori in colorectal carcinogenesis. He completed his residency in Internal Medicine at the General Hospital of Volos and specialized in Gastroenterology at Hippokration Hospital of Thessaloniki, where he also served as a Scientific Collaborator in the Gastroenterology Department of the 2nd Internal Medicine Clinic. Additionally, he has participated in numerous conferences in Greece and abroad, has published articles in several international scientific journals, and is a member of the Hellenic Gastroenterological Society.

Arousis Igiant is a Gastroenterologist - Endoscopist and maintains a private practice in Chalandri. He is a graduate of the Medical School of the National and Kapodistrian University of Athens. He completed his specialty in Gastroenterology at the General Hospital of Athens "Evangelismos," performing over 2000 endoscopic procedures of the upper and lower gastrointestinal tract during his training. He has served as the lead physician at the clinics "Athinaion" and "Agios Eleftherios," as well as the lead physician in the Hemodialysis Unit at the "Eugenidio Foundation." Additionally, he has served as a regular supervising physician at the 417 Military Nursing Institution of the Army Share Fund. Finally, he has worked as a gastroenterologist at the Eugenidio Therapeutic Center.

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.

Iatrokosmos is a comprehensive primary healthcare unit located in the Ampelokipoi area. It consists of the Iatrokosmos Gastroenterology Department, which is staffed by highly trained scientific personnel and equipped with state-of-the-art medical technology. The center's purpose is to provide the solution that each patient desires, namely diagnosis and treatment, in a cost-effective, reliable manner with only the necessary examinations. The goal is to meet the health needs of every family, insured or uninsured, of any age, with comprehensive solutions. Their philosophy includes three fundamental principles: friendly service – high-quality examinations – affordable prices. Finally, always prioritizing patient safety, they take responsibility for the patient’s health from start to finish, meaning from diagnosis through to treatment.

Maria-Theodora Koutroumpi, MD, MSc, is a Gastroenterologist – Interventional Endoscopist with a private practice in Patima, Halandri. She is an affiliated Consultant at the 2nd Gastroenterology Clinic of YGEIA Hospital. Additionally, she performs endoscopies at Affidea Kifisia (contracted with EOPYY) and the private REA clinic. She has significant clinical and endoscopic experience, having performed over 1,600 endoscopies during her specialty training at the General Hospital of Athens "Georgios Gennimatas," and she has also worked as a resident Physician at the General Hospital of Nafplio. She graduated from the Medical School of the University of Patras and holds an MSc from the National and Kapodistrian University of Athens in Human Neoplastic Disease. She participates in international conferences and has been trained in modern endoscopic techniques, such as gastric capsule endoscopy. She has a particular interest in idiopathic inflammatory bowel diseases and interventional endoscopy, emphasizing a personalized and humane approach to each patient.

Zlatinoudis Xaralampos is a Gastroenterologist-Hepatologist who maintains a private practice in Argyroupoli. Simultaneously, he provides his services at Metropolitan General in Cholargos, with his office located at the headquarters of the 3rd Gastroenterology and Hepatology Clinic. He is a graduate of the Medical School of the National and Kapodistrian University of Athens and holds a Master's degree in "Health Units Management." He has obtained the European Diploma in Gastroenterology and Hepatology (ESEGH) and the Membership of the Royal Colleges of Physicians of the United Kingdom diploma – MRCP(UK). He has specialized in endoscopic ultrasound (EUS), having received official recognition from the Ministry of Health. The physician has attended endoscopic seminars of the Joint Advisory Group on GI Endoscopy (JAG) of the Royal College of Physicians in the United Kingdom as well as those of the Hellenic Gastroenterological Society and has completed the Hepatology School of the Hellenic Liver Study Society. He earned the specialty title in Gastroenterology after training in university hospitals of the Northern Deanery in the United Kingdom and in Greece (Metaxa Cancer Hospital of Piraeus). Through a scholarship from the UEG organization, he participated as a visiting Consultant in the activities of the Gastroenterology department of Clinical Hospital Center Rijeka, which is one of the European Gastroenterology Centres of Excellence and a certified center for the interdisciplinary and holistic management of obesity by the European Association for the Study of Obesity (EASO). The physician manages a wide range of cases and possesses broad expertise, providing high-level services with modern, high-definition technological equipment.

Lazaridis Lazaros - Dimitrios is a Gastroenterologist and serves as Consultant in the Gastroenterology – Hepatology Clinic at Metropolitan General in Cholargos. He also maintains a private practice at the Pharos of Neo Psychiko. He studied Medicine at the National and Kapodistrian University of Athens and specialized in Gastroenterology - Hepatology at the University General Hospital “Attikon.” Beyond the national exams for obtaining the Gastroenterology specialty title, he participated in the activities of the 14th Hepatology School of the Hellenic Association for the Study of the Liver and was awarded following his participation in the examinations. He was awarded a Doctorate from the Medical School of the National and Kapodistrian University of Athens in 2017 with a grade of “Excellent.” He completed his doctoral thesis at the 2nd University Pathology Clinic of the University General Hospital “Attikon” focusing on the role of the inflammasome in idiopathic inflammatory bowel diseases. He is the author of more than 15 scientific articles in reputable international scientific journals. He has participated as an invited speaker at Greek conferences and has been part of the authorship team in nearly 50 presentations at international and Greek conferences. He has actively participated in multicenter clinical studies. He has taught students at the National and Kapodistrian University of Athens within the framework of undergraduate courses. He fulfilled his mandatory rural service as a physician at the General Hospital of Trikala in the Regional Clinic of “Koniskos” and served as a Pathology specialty trainee at the General Hospital of Athens “Sismanogleio,” as part of his training for the Gastroenterology specialty. Finally, he fulfilled his military obligations as a unit doctor in the Hellenic Army, serving at the 95th National Guard Reconnaissance Squadron (95 EAΝΕΘ) in Gennadi, Rhodes.

Dr. Dogantzis Panagiotis is a Gastroenterologist with private practices in Nea Smyrni and Patissia. He completed his specialty training at the Gastroenterology Department of the Nursing Foundation of the Army Mutual Fund Hospital (NIMTS) and the Internal Medicine Department of the General Prefectural Hospital of Sparta. The physician specializes in gastrointestinal endoscopy, including gastroscopy and colonoscopy, and in the management of esophageal, gastric, and colorectal diseases. Currently, alongside his private practice, he serves as an External Collaborator at Therapis General Hospital, REA Clinic, and the Athens Bioclinic. Furthermore, Dr. Dogantzis is a member of the Hellenic Gastroenterological Society and the Athens Medical Association. Committed to ongoing education and professional development in his field, he actively participates in both Greek and international conferences as well as educational programs.

Dr. Stefanos Tingas is a Gastroenterologist – Hepatologist – Interventional Endoscopist. In 2010, he graduated from the Medical School of the distinguished “Tor Vergata” University in Rome. After completing his military service as a military doctor with the 32nd Marine Brigade, he worked as a rural doctor at the Health Center of Sofades in Karditsa, then as a Primary Care Physician at the Vittorakis Polyclinic in Platanias, Chania, and as a sports doctor for the sports medicine company “Actionmed.”He began his specialization in gastroenterology at the 2nd Oncology Clinic of the General Oncology Hospital of Kifisia “Agioi Anargyroi,” where he completed the general internal medicine portion of his training. He then continued his gastroenterology specialization at the General Hospital of Piraeus “Tzaneio,” where he earned the title of Specialist in Gastroenterology and Hepatology.During his specialty training and overall tenure at “Tzaneio” General Hospital, he acquired significant expertise in interventional endoscopy, including techniques such as removal of large polyps, EMR (Endoscopic Mucosal Resection), small bowel investigation with capsule endoscopy, placement of percutaneous endoscopic gastrostomy (PEG), hemostasis of bleeding ulcers, esophageal variceal band ligation, and cauterization of angiodysplasias and other lesions using Argon Plasma Coagulation (APC).Dr. Tingas has also been trained in high-definition endoscopy (Narrow Band Imaging - NBI chromoendoscopy) for the prevention and early diagnosis of early-stage cancer and precancerous conditions of the digestive tract.He has gained extensive experience in managing patients with inflammatory bowel diseases (such as Crohn’s disease and ulcerative colitis), as well as liver diseases, actively participating in the hospital’s hepatology outpatient clinic.Dr. Stefanos Tingas has participated in numerous conferences and seminars and has authored publications in both international and Greek medical journals. He has successfully completed and been certified by the Endoscopy School and the Clinical Hepatology School. He currently works as the Scientific Director of the Gastroenterology and Endoscopy Department at “Affidea” Diagnostic Center in Kallithea and as a collaborating Gastroenterologist at REA Maternity Hospital.

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.

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.

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.

Ο Δρ. Γιαννακόπουλος Γιώργος είναι Ειδικός Γαστρεντερολόγος-Hπατολόγος-Επεμβατικός Ενδοσκόπος - Παγκρεατολόγος με πολυετή εκπαίδευση και κλινική εμπειρία στη Σουηδία, σε πανεπιστημιακά και ιδιωτικά νοσοκομεία υψηλής εξειδίκευσης, καθώς και διατηρεί ιδιωτικό ιατρείο στο Μαρούσι. Αποφοίτησε από την Ιατρική Σχολή του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών με βαθμό πτυχίου «Άριστα». Μετά την ολοκλήρωση των σπουδών του, συνέχισε την εκπαίδευσή του στη Σουηδία, όπου ειδικεύτηκε στην Εσωτερική Παθολογία στο Νοσοκομείο Danderyds Sjukhus της Στοκχόλμης, αποκτώντας τον τίτλο ειδικότητας το 2014. Στη συνέχεια, πραγματοποίησε την εξειδίκευσή του στη Γαστρεντερολογία στο Karolinska Universitetssjukhuset, ένα από τα κορυφαία πανεπιστημιακά νοσοκομεία της Ευρώπης. Ο τίτλος ειδικότητας Γαστρεντερολογίας του απονεμήθηκε το 2017. Από το 2021 έως σήμερα, εργάζεται ως ειδικός γαστρεντερολόγος στις γαστρεντερολογικές κλινικές Capio και Aleris στη Στοκχόλμη, προσφέροντας υψηλού επιπέδου ιατρικές υπηρεσίες τόσο στον διαγνωστικό όσο και στον θεραπευτικό τομέα. Το κλινικό του έργο καλύπτει ένα ευρύ φάσμα περιστατικών, όπως Διαγνωστική και θεραπευτική ενδοσκόπηση (γαστροσκοπήσεις, κολονοσκοπήσεις, αφαίρεση πολυπόδων), Διαχείριση φλεγμονωδών παθήσεων του εντέρου (Νόσος Crohn, Ελκώδης Κολίτιδα), Αντιμετώπιση λειτουργικών διαταραχών του πεπτικού (δυσπεψία, Σύνδρομο Ευερέθιστου Εντέρου), καθώς και παρακολούθηση και θεραπεία ηπατοπαθειών και παγκρεατικών παθήσεων. Παράλληλα με την κλινική του δραστηριότητα, ο Δρ. Γιαννακόπουλος έχει αναπτύξει ενεργό επιστημονικό και εκπαιδευτικό έργο. Την περίοδο 2018–2019, ανέλαβε τον ρόλο του υπεύθυνου οργάνωσης του Πανσουηδικού Εκπαιδευτικού Προγράμματος για Ειδικευόμενους Γαστρεντερολογίας, συντονίζοντας σεμινάρια, κλινικές ασκήσεις και επιμορφωτικά προγράμματα για νέους γιατρούς σε εθνικό επίπεδο. Επιπλέον, ο ιατρός έχει συμμετάσχει σε πλήθος ιατρικών συνεδρίων, με στόχο τη διαρκή επικαιροποίηση των γνώσεών του και την παρακολούθηση των διεθνών εξελίξεων στη Γαστρεντερολογία. Εφαρμόζει στην καθημερινή του πρακτική τις πλέον σύγχρονες, τεκμηριωμένες θεραπευτικές στρατηγικές, με έμφαση στην εξατομικευμένη προσέγγιση και τον σεβασμό στον ασθενή. Τέλος, η επιστημονική του δραστηριότητα περιλαμβάνει και συγγραφικό έργο σε διεθνή ιατρικά περιοδικά.

Lourida Theoni is a Gastroenterologist who maintains a private practice in Patras. She graduated from the Medical School of the University of Patras and specialized at the Gastroenterology Clinic of the University Hospital of Patras. She has expertise in the diagnosis and management of numerous gastroenterological and hepatological diseases, as well as in performing a substantial number of diagnostic and interventional endoscopies of the upper and lower gastrointestinal tract (gastroscopies, colonoscopies—polypectomies, management of gastrointestinal bleeding—esophageal variceal ligation—gastrostomy placement—stent placement in the esophagus and colon), endoscopic retrograde cholangiopancreatography (ERCP), and small bowel capsule endoscopy. She has participated in numerous Greek and international conferences, seminars, and advanced training courses in Gastroenterology, Hepatology, and Inflammatory Bowel Diseases, thus maintaining continuous education and staying updated on scientific advancements. Additionally, she has publications in reputable international journals. She is a member of the Medical Association of Patras, the Hellenic Society of Gastroenterology, and the Hellenic Association for the Study of the Liver.

Giorgakis Nikolaos MD, MSc, FEBGH is a Gastroenterologist practicing privately in Rhodes. He is a PhD candidate at the Medical School of Aristotle University of Thessaloniki. He studied at the English-speaking program of the Medical School at Charles University in Prague and received further training in London at Barts and the London School of Medicine and Dentistry, Queen Mary University. Dr. Nikolaos is a member of the Hellenic Society of Gastroenterology and the Hellenic Society for the Study of the Liver, as well as a member of the Specialist Register of the British Medical Council and the European Board of Gastroenterology and Hepatology. His clinic provides diagnosis, monitoring, and treatment of diseases affecting the esophagus, stomach, small and large intestines, as well as the rectum, liver, biliary tract, and pancreas. Diagnostic tests and endoscopic procedures are performed in a specially designed facility equipped with instruments and devices bearing CE marking certificates and employing state-of-the-art technology.