Doctors for Gastroesophageal reflux disease (GERD)

Kyritsis Aleksandros is a General Surgeon who maintains a private practice in Thessaloniki, collaborating with major private clinics in the city. He graduated from the Medical School of Aristotle University of Thessaloniki. He specialized in General Surgery at the "General Hospital of Chalkidiki," the 2nd General Hospital of IKA "Panagia," and the General Hospital of Thessaloniki "Agios Pavlos." He received advanced training in minimally invasive surgery (Laparoscopic and Robotic Surgery) at the world-renowned "Memorial Sloan Kettering Cancer Center" in New York, specializing in the management of colorectal and anal diseases alongside the pioneering surgeon Garrett Nash. He worked for three years as a Consultant at leading hospitals in the United Kingdom, including "King’s College Hospital London," "Manchester Royal Infirmary," and "Chesterfield Royal Hospital." Subsequently, he participated in the specialized program for Laparoscopic Surgery and minimally invasive surgery of colorectal and anal diseases at the "Research Institute against Digestive Cancer" (IRCAD) and obtained a diploma in Laparoscopic Surgery from the University of Strasbourg. He has delivered presentations at international surgical conferences in the United Kingdom and the USA. He remains an active member of the Medical Council of England and a member of the American Society of Laparoscopic Surgeons, while periodically continuing to offer his services as a Specialist General Surgeon at the "Manchester Royal Infirmary" hospital in the United Kingdom.

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.

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.

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.

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.

Mouratidou Elvira is an Otolaryngologist (ENT) who maintains a private practice in Acharnes. She is involved in the diagnosis and treatment of ear, nose, and throat disorders, as well as head and neck conditions, providing comprehensive otolaryngological care to adults and children. She has a particular interest in aesthetic and functional surgery of the head and neck region, applying modern and evidence-based medical practices. Each patient is treated with a personalized therapeutic plan aimed at effective restoration of health and improvement of daily functionality. Her practice emphasizes high-quality medical services, continuous scientific advancement, and a trusting relationship with the patient, within a modern and friendly medical environment.

Dr. Natsiopoulou Ourania, MD, MSc is an Otolaryngologist, Head and Neck Surgeon, with a private practice in Kifisia. She holds the position of attending physician at the B’ ENT Clinic of the "Lefkos Stavros" hospital as well as the role of Scientific Collaborator at the A' University Clinic of the General Hospital of Athens "Hippocratio". She graduated from the Medical School of the University of Patras and obtained a postgraduate diploma specializing in Nasal, Skull Base & Facial Disorders. Her professional career includes training in General Surgery and Plastic Surgery at hospitals in England (Chelsea and Westminster Hospital) and the USA (Johns Hopkins University Hospital). She began her residency in General Surgery at the Anti-Cancer - Oncology Hospital of Piraeus "Metaxa" and in Otolaryngology at the Children's General Hospital "P. & A. Kyriakou". Subsequently, she continued her specialty training in hospitals in Switzerland (Hôpital Intercantonal de la Broye, HFR Fribourg) and completed her Otolaryngology specialization at the A’ University ENT Clinic of the General Hospital of Athens "Hippocratio". At her private practice, she manages the full spectrum of otolaryngological disorders in both children and adults. Finally, Dr. Natsiopoulou is a member of the Athens Medical Association and is fluent in Greek, English, French, and Greek Sign Language.

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 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.

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.

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.

Dr. Med. Papaspyrou Konstantinos is an Otolaryngologist maintaining his private practice in Pangrati. He holds a degree from the Medical School of the National and Kapodistrian University of Athens and completed his Doctoral Thesis at the Medical School of Johannes Gutenberg University Mainz in Germany. He specialized in Otolaryngology at the University ENT Clinic Mainz, Germany, where he also worked as a Specialist Otolaryngologist-Registrar (Facharzt) after obtaining his specialty certification. During his military service, he served as a Unit Physician at the Special Forces Training Center in Nea Peramos, Attica, and as a Unit Physician at the 124 Combat Wing in Tripoli. It would be remiss not to mention the physician’s extensive educational experience: He participated in the undergraduate teaching of medical students at the Medical School of Johannes Gutenberg University Mainz, Germany, for five years in the course of Otolaryngology and also served as an examiner for students in the final oral examinations of the same course. Additionally, he took part in internal post-graduate training courses at the University ENT Clinic Mainz, Germany, delivering lectures and has participated as an instructor in the Mainzer Ultrasound Courses for ENT Doctors and Maxillofacial Surgeons 2012/13 Grundkurs der Kopf- Halssonographie (Postgraduate Ultrasound Seminar for ENT and Maxillofacial Surgeons – Basic Level), University ENT Clinic Mainz, Germany. Finally, the physician has an extensive record of scientific presentations at Greek and international conferences, as well as numerous scientific publications in Greek and foreign-language scientific journals.

Sevastopoulos Stauros is a Gastroenterologist with a private practice in Nea Smyrni. He graduated from the Medical School of the University of Thessaly and specialized at the General Hospital of Nikaia - Piraeus "Agios Panteleimon". He holds specialization in endoscopic gastroenterology and hepatology. To date, he is the Head of the Gastroenterology Department at the Medione Clinic in Glyfada and an External Collaborator at the Medical Center of Palaio Faliro. He has participated in numerous interventional endoscopy seminars, as well as international conferences, and has several publications in reputable gastroenterological journals. The practice offers all types of endoscopies (gastroscopy - colonoscopy), investigation of anemia, malabsorption syndrome, constipation, Helicobacter pylori assessment, management of irritable bowel syndrome, and reflux disease. Additionally, preventive screening tests are conducted for high-risk groups.

Otorhinolaryngologist Kilmpasanis Adamantios MD, MSc, PhD(c), maintains a private practice in Panorama, Thessaloniki. He is a PhD candidate at the Medical School of Democritus University of Thrace specializing in Otology-Otosurgery. He holds a postgraduate diploma in Thyroid and Parathyroid Gland Surgery from Aristotle University of Thessaloniki. He worked and specialized for years in the ENT clinic of the General Hospital of Thessaloniki G. Papanikolaou, where he also served as an assistant consultant, managing numerous patients and surgical procedures, training medical residents, while being responsible for the clinic’s audiology-neuro-otology, vertigo, and balance disorder department, as well as for the oncology outpatient clinic. The private practice is equipped with the most advanced and state-of-the-art medical equipment and offers comprehensive and specialized ENT services for adults and children. It also features a specialized videonystagmography device for the study and diagnosis of vertigo. The physician undertakes the full spectrum of ENT surgeries in adults and children, in collaboration with the largest and most reputable clinics in Thessaloniki.

Perrakis Euaggelos MD, PhD is a General Surgeon with a private practice in Aigaleo. He is a graduate of the Medical School of the National and Kapodistrian University of Athens. He collaborates with various private healthcare facilities in Athens, such as the Athens Medical Center, and was the first to introduce the technique of complete mesocolic excision (CME) for the surgical treatment of colon cancer in Greece. He has taught at the University of Düsseldorf in Germany and has worked for over 10 years in major surgical centers in Germany. Additionally, he developed his own techniques for the repair of inguinal hernias, umbilical hernias, and Spigelian hernias, which have been accepted by the European and global surgical communities. In his private practice, he provides high-level services in laparoscopic surgery, oncological surgery, and hernia repair surgery, as well as for the treatment of diseases of the colon and digestive system, liver, biliary tract, pancreas, thyroid, endocrine glands, and adrenal glands. He has a significant scientific contribution, with publications and presentations at medical conferences, as well as authorship of books for medical professionals and the general public.

Avramidis Vasilis is an Otolaryngologist and maintains a private practice in Kolonaki. He holds a PhD from the Medical School of Democritus University of Thrace and is the Director of the Otolaryngology Clinic at the Athens Medical Center. He has also been an Associate at the "Mitera" Hospital and the Euroclinic Athens. He possesses a postgraduate degree in Oncology from the Piraeus Anti-Cancer Hospital "Metaxa." Practicing medicine since 1986, he has performed a large number of surgical procedures with absolute success. He is specialized in laryngology, pediatric otolaryngology, as well as head and neck surgery. Finally, at his clinic, always guided by his dedication to patient care, he provides treatment for a wide range of conditions.

Pappa Persefoni is an Otolaryngologist who maintains private practices in Kypseli and Chalandri. She graduated from the Medical School of the National and Kapodistrian University of Athens and specialized in the Otolaryngology Clinic of the General Thoracic Diseases Hospital "Sotiria" from 2003 to 2008, when she obtained her Otolaryngology specialty certification from the Athens Prefecture. To date, she is a permanent Associate Physician at the private hospital "Hygeia". Additionally, Dr. Pappa has numerous presentations at conferences in her field and is a member of the Hellenic Rhinologic Society, the European Rhinologic Society, and the Athens Medical Association.

Gligoris Georgios is an Otolaryngologist (ENT) specializing in adult and pediatric patients and maintains a private practice in Nikaia. He initially specialized in General Surgery at the General Hospital of Lefkada and subsequently in Otolaryngology - Head and Neck Surgery at the General Hospital of Nikaia - Piraeus “Agios Panteleimon.” Concurrently, he specialized in Plastic Surgery at the General Anti-Cancer - Oncology Hospital of Athens “Agios Savvas” and in Microsurgery at the General Hospital of Attica KAT. Additionally, he attended postgraduate ENT courses at the 1st and 2nd University ENT Clinics at the General Hospital of Athens “Hippocrates,” and trained at the ENT Clinic of the Konstantopouleio General Hospital of Nea Ionia “Agia Olga.” During his 10 years of postgraduate training in the United Kingdom, Dr. Gligoris Georgios gained significant professional experience as an ENT Surgeon at Kettering General Hospital, John Radcliffe (Oxford University Hospitals), and Great Western Hospital, where he also served as an Accredited Educational Supervisor (responsible for the training and assessment of medical trainees). Furthermore, he participated in the training of medical students at the University of Leicester, and in the education of medical students and trainees at Oxford University Hospitals and the University of Bristol. With a commitment to continuing medical education, he has participated in numerous conferences, educational courses, workshops, as well as lectures and presentations in the United Kingdom. Finally, he is a member of several professional organizations, including the British Medical Association, the Piraeus Medical Association, ENT - UK, the British Society of Facial Plastic Surgery, the British Rhinological Society, and The Head and Neck Society.

Ioanna Papadopoulou is a General Surgeon and maintains private practices in Cholargos and Glyfada. She performs exclusively laparoscopic surgery for benign and malignant conditions of the upper and lower gastrointestinal tract, gallbladder and bile ducts, as well as all types of abdominal wall hernias. She received her Medical Degree from the “Gr. T. Popa” University of Medicine and Pharmacy in Iasi in 2012. She completed her rural service at the General Hospital of Messinia – Kyparissia Nursing Unit in 2013–2014. In 2021, she obtained her surgical specialty certification.

During her specialty training, she served at the 417 Army Fund Nursing Institution (N.I.M.T.S), where she specialized in advanced laparoscopic surgery for malignant colon diseases, obesity, reflux, and hernias, as well as thyroid malignancies. Additionally, at the Sismanogleio General Hospital of Athens, she participated in a large volume of colon and thyroid cancer surgeries. Considering that the present of surgery lies in laparoscopic and robotic techniques, she attended advanced laparoscopic seminars organized by ELPEN under the auspices of the Hellenic Surgical Society from 2016 to 2018.

In 2021, she completed further training in Surgical Oncology, earning a Master of Science (MSc) degree from the National and Kapodistrian University of Athens. Finally, in 2023, she received additional training in the latest methods for managing complex diaphragmatic hernias and reflux at the Symposium on Innovation in Surgery in Malta.