Gastroenterologists for Gastroenteritis

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.

Kyriakos Nikolaos MD, PhD is a Gastroenterologist with a private practice in Ampelokipoi. He holds a doctorate from the Medical School of the National and Kapodistrian University of Athens, with a dissertation focused on wireless capsule endoscopy of the small intestine. Additionally, he possesses the European Board of Gastroenterology & Hepatology diploma and is a graduate of the Medical School of Aristotle University of Thessaloniki as well as the Military School of Corps Officers (SSAS). He completed his specialization in general pathology at the 2nd Internal Medicine Clinic of the 401 General Military Hospital of Athens and in gastroenterology at the 1st Gastroenterology Clinic of the General Hospital of Athens "Evangelismos". He is a Consultant at the Gastroenterology Clinic of the 401 General Military Hospital of Athens and an External Collaborator at the "Vioclinic Ampelokipoi" Hospital. In his private practice, he provides services for all digestive system diseases, idiopathic inflammatory bowel diseases (ulcerative colitis, Crohn’s disease), and endoscopic procedures (gastroscopy, colonoscopy, polyp removal). Finally, he has attended numerous conferences in Greece and abroad and is a member of the Hellenic Gastroenterology Society, the Hellenic Foundation for Gastroenterology and Nutrition, and the Hellenic Study Group for Idiopathic Inflammatory Bowel Diseases.

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.

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.

Floudaras Ioannis is a specialist Gastroenterologist – Hepatologist - Interventional Endoscopist with many years of experience in the field of Gastroenterology and Hepatology, maintaining a private practice in Evosmos. He serves as a Consultant at Euromedica Kyaneos Stavros, Bioclinic, and Agios Loukas Clinic. His mission is to provide high-quality medical care to his patients, combining scientific knowledge with a patient-centered approach. The clinic offers a wide range of specialized Gastroenterology and Hepatology services. The objective is to deliver high-quality medical care with an emphasis on the prevention, diagnosis, and treatment of Gastrointestinal and Liver diseases. Utilizing the most advanced methods and technologies, the best possible care for patients is ensured. He is committed to continuous education and staying informed about new developments in the field, thereby offering the most up-to-date and effective therapeutic options.

Anyfantis Nikolaos is a Gastroenterologist who maintains private practices in Kifisia and Cholargos. He is also the Director of the 2nd Gastroenterology Clinic at IASO Hospital and has served as Consultant at the Gastroenterology Clinic of the private hospital "Mitera". He graduated from the Medical School of the National and Kapodistrian University of Athens with honors, ranking second in his class of 2002. Throughout his professional career at "Sismanogleio", "Attikon", and "Laiko" Hospitals, he gained experience in endoscopies of the digestive system and in managing patients with gastroenterological and hepatological diseases, specifically in inflammatory bowel diseases (ulcerative colitis, Crohn’s disease), treatment of condylomas, and colorectal cancer prevention. He specializes in the endoscopic treatment of obesity, which he performs at IASO Hospital using modern methods, namely a) gastric botulinum toxin injections and b) endoscopic placement of a gastric balloon. He worked for two years in a private biotechnology company in the clinical studies sector for the development of new oncological therapies. To date, he has participated in numerous national and pan-European conferences, aiming for excellent training and continuous updates in his field of expertise. Finally, he is a member of the Athens Medical Association and the Hellenic Gastroenterological Society.

Polykseni Kalisperati is a Gastroenterologist with extensive clinical experience and a strong academic/research background, aiming to provide comprehensive and personalized care to each patient at her private practice. She is a graduate of the Medical School of the National and Kapodistrian University of Athens and holds a PhD from the Medical School of Athens.

She currently serves as an Assistant Gastroenterology Consultant B’ at the General Hospital of Athens "ELPIS," having also trained and worked for several years at the General Hospital of Athens "Laiko" (University Gastroenterology Clinic & Clinic of Pathological Physiology), gaining extensive experience across the full spectrum of modern Gastroenterology. She places special emphasis on interventional endoscopy, digestive oncology, neuroendocrine tumors, gastrointestinal infections (with a specialization in H. pylori), and gastrointestinal immunology/gastrointestinal manifestations of autoimmune diseases.

Additionally, she actively participates in scientific publications in international journals and is a regular speaker at conferences. She also maintains an educational role in Pathological Physiology at the Medical School of Athens, contributing to the teaching of undergraduate students.

At her practice, Dr. Kalisperati addresses each case with respect, empathy, and scientific evidence, dedicating time for meaningful discussion, proper information, and clear guidance. Her goal is accurate diagnosis, targeted treatment, and long-term follow-up with an emphasis on prevention and improvement of quality of life.

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.

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).

Anastasiadis Dimosthenis is a Gastroenterologist - Hepatologist and has maintained private clinics in Kallithea and the Zografou area since 2001. The doctor offers a wide range of services across the entire spectrum of Gastroenterology - Hepatology, including digestive endoscopies, gastroscopies, colonoscopies, and rectoscopies, among others. Finally, he is a member of the Athens Medical Association.

Koutsounas Ioannis is a Gastroenterologist with a private practice in Athens (Nea Filothei area). He is an honored PhD graduate of the Medical School of Athens and an alumnus of the Medical School of Ioannina. He has undergone advanced training in Digestive Endoscopy techniques at the internationally renowned John Radcliffe University Hospital in Oxford, United Kingdom, as a scholar of the Hellenic Gastroenterological Society. He obtained his specialization in Gastroenterology at the "Laiko" and "Sismanogleio" Hospitals in Athens, and his experience has also been enriched at major hospitals and centers abroad, such as John Radcliffe (Oxford), Queen Alexandra (Portsmouth), and the Bank of Cyprus Oncology Center (Nicosia). Currently, he holds the position of University Fellow (full-time salaried collaborator, equivalent to an attending physician) in the 3rd Medical Clinic of the Medical School of the University of Athens at "Sotiria" Hospital, within the Gastroenterology Department, where he works during morning hours. Additionally, he is one of the few gastroenterologists in Greece who holds the European Diploma in Gastroenterology and Hepatology (European Section and Board of Gastroenterology and Hepatology) after examinations. He is a member of various Greek and international scientific societies and associations, has participated in numerous gastroenterology-related conferences and seminars, and has a notable publication record in international journals. He possesses significant experience and skill in Diagnostic and Therapeutic Digestive Endoscopy (Polypectomies - EMR, Dilations, Endoscopic Hemostasis), resulting from the high-standard training he has received abroad.

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. 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.

Ms. Panagiotaki Maria, MD, FEBGH is a Gastroenterologist - Endoscopist at Iatriko (Marousi) and maintains a private practice in Kifisia. She graduated with honors from the German School of Athens, was admitted through national examinations, and obtained her medical degree from the Medical School of the University of Athens. In 2006, she was awarded the specialty title in Gastroenterology and later received the European Diploma in Gastroenterology and Hepatology (FEBGH). She pursued further training as a fellow of the Hellenic Gastroenterological Society at the internationally renowned reference hospital "Klinikum Rechts der Isar, der TUM" (Munich) in endoscopy, advanced endoscopic diagnostic and therapeutic techniques for precancerous and other gastrointestinal diseases, as well as endoscopic ultrasound. She has participated in numerous seminars and conferences both in Greece and abroad, accumulating a significant number of publications, focusing on lifelong education and updating. She has extensive experience from her tenure at the "Sismanogleio" and "Red Cross" Hospitals, as well as fifteen years of activity in the private sector, having successfully managed the full spectrum of gastroenterology. She performs upper and lower gastrointestinal endoscopies at the 3rd endoscopy department of the "Iatriko Athinon" Hospital (Marousi) in collaboration with an excellent anesthesiologist to ensure safe and painless examinations with high diagnostic value. She is a member of the Hellenic Gastroenterological Society and the European Board of Gastroenterology and Hepatology.

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)

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.

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.

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.

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.