General surgeons

Paraskeua Aikaterini MD, MSc, PhD(c) is a General Surgeon and maintains private practices within Mediterraneo Clinic in Glyfada and the Ionia Therapeutic Center in Korydallos, Attica. She holds a degree from the Medical School of Aristotle University of Thessaloniki (AUTh) and has earned a Master of Science (MSc) degree in "Surgical Oncology." Currently, she is a PhD candidate in the Medical School of the University of Thessaly. Dr. Paraskeua Aikaterini has trained as a General Surgery resident at the General Hospital of Athens "Evangelismos" as well as at the General Hospital of Drama. She is an active member of the Athens Medical Association and the Hellenic Society of Endoscopic Surgery.

Meropouli Antonia MD, PhDC is a General Surgeon with a private practice in Nea Smyrni. She is a PhD candidate at the Medical School of the National and Kapodistrian University of Athens, Consultant Surgeon at Metropolitan Hospital, and a scientific associate at various other private hospitals. She graduated from the Medical School of the University of Patras. She specialized in General Surgery, specifically in diseases of the colon and small intestine, esophagus, stomach, liver, biliary tract, pancreas, obesity, thyroid disorders, as well as in the treatment of abdominal wall hernias both laparoscopically and via open surgery, at the 1st Surgical Clinic of the National and Kapodistrian University at the General Hospital of Athens "Laiko". Dr. Meropouli has participated in numerous seminars, conferences, and courses in Greece and abroad and has several publications to her name.

Dr. Oikonomou Xristianna is a General Surgeon with private practices in Ampelokipi and Cholargos. She graduated from the Medical School of Athens, where she also completed a postgraduate program. She specialized at the 1st Surgical Clinic of 417 NIMTS. Dr. Oikonomou serves as an Attending Surgeon at the 5th Surgical Clinic of Metropolitan General, while in her practice she manages a wide range of cases, always focusing on providing the best possible care tailored to the individual needs of each patient.

Gkogkos Spyros is a General Surgeon and Senior Consultant A’ ESY at the General Hospital of Attica Sismanogleio in the 2nd Surgical Clinic and maintains a private practice in Kato Patisia. In his general surgery clinic, every patient has the opportunity to receive information about a wide range of surgical conditions. He specializes in Advanced Laparoscopic Surgery / Minimally Invasive Surgery and Surgical Oncology. The doctor performs laparoscopic cholecystectomies, inguinal hernias, umbilical hernias, and all types of surgeries, as well as pressure ulcer debridement at patients’ homes. He has extensive surgical experience, having successfully performed over 3000 operations to date. His private practice offers the possibility of performing minor procedures, bloodlessly and under local anesthesia, such as skin tumors and cysts, skin nevi, biopsies, ingrown toenails, and telangiectasias. Finally, the doctor is a member of the Athens Medical Association and the Hellenic Surgical Society and collaborates with all private insurance companies.

Ο Τριανταφυλλίδης Αλέξανδρος είναι Γενικός χειρουργός εξειδικευμένος στην ελάχιστα επεμβατική χειρουργική (MIS) και διατηρεί ιδιωτικό ιατρείο στους Αμπελόκηπους (εντός του Νοσοκομείου Ερρίκος Ντυνάν). Είναι απόφοιτος του Αριστοτέλειου Πανεπιστημίου Θεσσαλονίκης (ΑΠΘ) με μεταπτυχιακό στο Εθνικό και Καποδιστριακό Πανεπιστήμιο Αθηνών (ΕΚΠΑ). Ολοκλήρωσε την ειδίκευσή του τόσο στην περιφέρεια (Δράμα) όσο και στην Αθήνα, αποκτώντας εμπειρία στη λαπαροσκοπική και ελάχιστα επεμβατική χειρουργική, ενώ έχει λάβει επιπλέον μετεκπαίδευση στη χειρουργική ογκολογία. Τέλος, ο ιατρός είναι τακτικό μέλος της Ελληνικής Χειρουργικής Εταιρίας.

Goulopoulos Thomas is a General Surgeon with private practices in Karditsa and Trikala. Simultaneously, he serves as a Specialist Scientist on the nationwide examination committees for professional training certification under the Ministry of Education. He studied at the Medical School of Varna and subsequently obtained degree equivalency through examinations at the Medical Departments of the University of Crete and Aristotle University of Thessaloniki. He specialized in General Surgery at the General Hospital of Athens "Elpis." He was accepted into the University Surgical Clinic of Sigmaringen in Germany, where he specialized in colorectal cancer; this clinic is part of the University of Tubingen. He continued his specialty training at the Transplantation Center of Hippocrates Hospital in Thessaloniki, participating in both kidney and liver transplantations, which at that time were conducted exclusively there. He trained in London at the Liver Research Foundation, specializing in hepatocellular carcinoma. Throughout his training and concurrently, he participated in numerous conferences with a wide range of presentations and publications. He remains at the forefront of advancements, continuously monitoring every new scientifically validated interventional method and treatment in his specialty.

Mr. Delimpaltadakis Giorgos is a General Surgeon who maintains his private practice in Heraklion. He holds a degree from the Medical School of Athens, a Doctorate from the National and Kapodistrian University of Athens, and a Master's degree in Health Services Management. He received further training in advanced laparoscopic surgery and upper gastrointestinal surgery at Leeds General Infirmary and the Department of Surgery at the Royal Hallamshire Hospital in the United Kingdom. From his extensive experience, we highlight his tenure as Director of the Surgical Clinic at Venizeleio Hospital and as Coordinating Director of the Surgical Clinic at Sitia Hospital.

Ioannis Koutelidakis is a General Surgeon and maintains his private practice in Thessaloniki. He graduated from the Medical School of Aristotle University of Thessaloniki and fulfilled his rural service in his birthplace, Rethymno, Crete. He began his specialty training in General Surgery at the Air Force Hospital and completed it in April 2004 at the 2nd Surgical Clinic of Aristotle University of Thessaloniki, after which he was awarded the title of General Surgeon following examinations. The physician has been awarded a PhD from Aristotle University of Thessaloniki. Subsequently, he was appointed Lecturer at the Medical School of Aristotle University of Thessaloniki and assigned to the 2nd Surgical Clinic at "G. Gennimatas" Hospital. He has undergone further training in centers domestically and abroad (Scotland, Belgium, France) in laparoscopic surgery. He also attended the Endocrine Surgery Department at Hammersmith Hospital in London for one month and subsequently completed the annual endocrine surgery training program at Gemelli Hospital in Rome, where he received a Master's diploma in endocrine surgery. During the aforementioned program, he trained in thyroid and parathyroid surgery, both classical and minimally invasive, as well as adrenal surgery, both open and laparoscopic. He also gained training in cervical lymph node dissection for thyroid cancer cases. Simultaneously, he trained in cervical and thyroid ultrasonography and fine needle aspiration biopsy of the thyroid with ultrasound guidance. Upon his appointment as Lecturer, the physician actively participates in the clinical training of Medical School students in Surgery and the education of General Surgery residents, and he has contributed to Greek and international publications in Greek and international medical journals.

Δρ. Μίντζηρας Ιωάννης MD, MSc, PhD Γενικός Χειρουργός - εξειδικευμένος Χειρουργός Ενδοκρινών Αδένων

Αναπληρωτής Καθηγητής Χειρουργικής (PD Dr. med.), Πανεπιστημιακή Κλινική του Πανεπιστημίου «Philipps-University Marburg», Γερμανία

Επιμελητής στο Τμήμα Γενικής, Λαπαροσκοπικής, Ογκολογικής και Ρομποτικής Χειρουργικής στο Ιατρικό Κέντρο Αθηνών

Σπούδασε στην Ιατρική Σχολή του Πανεπιστημίου Αθηνών και μετά το πέρας των σπουδών του μετέβη απευθείας στο εξωτερικό και πραγματοποίησε το σύνολο της ειδικότητας της Χειρουργικής σε ένα από τα πλέον ιστορικά και ονομαστά Πανεπιστήμια της Γερμανίας, την Πανεπιστημιακή Κλινική του «Philipps-University Marburg», που αποτελεί κορυφαίο κέντρο αναφοράς στη χειρουργική ενδοκρινών αδένων και νευροενδοκρινών όγκων. Το έντονο και διαρκώς αυξανόμενο επιστημονικό και ακαδημαϊκό ενδιαφέρον του, τον οδήγησε στην ολοκλήρωση της διδακτορικής του διατριβής το 2019 με θέμα «Evaluation of the safety of early drain removal after partial pancreaticoduodenectomy».

Μετά την απόκτηση της ειδικότητας της Γενικής και Σπλαχνικής Χειρουργικής, εργάστηκε αρχικά ως επιμελητής Β και στη συνέχεια ως επιμελητής Α και σε άλλες ονομαστές κλινικές της Γερμανίας, συμμετέχοντας και διενεργώντας και ο ίδιος πληθώρα επεμβάσεων που καλύπτουν όλο το φάσμα της γενικής χειρουργικής. Τα τελευταία χρόνια επικεντρώθηκε στη χειρουργική ενδοκρινών αδένων εργαζόμενος σε ονομαστά κέντρα αναφοράς της Γερμανίας, στο Essen υπό τη διεύθυνση του Prof. M. Walz και στη συνέχεια στο Πανεπιστήμιο του Marburg, όπου σε συνεργασία με την υπεύθυνη του τμήματος χειρουργικής ενδοκρινών αδένων και πρόεδρο της Πανγερμανικής Εταιρίας Χειρουργικής Ενδοκρινών Αδένων, Prof. K. Holzer, διαχειρίστηκαν και αντιμετώπισαν επί σειρά ετών ένα μεγάλο αριθμό περιστατικών, που αφορούσαν τόσο καλοήθεις όσο και κακοήθεις παθήσεις θυρεοειδούς, επινεφριδίων και παθήσεις των παραθυρεοειδών αδένων.

Παράλληλα με την εξειδίκευσή του στη χειρουργική ενδοκρινών αδένων, παρακολούθησε το Μεταπτυχιακό Πρόγραμμα του Αριστοτελείου Πανεπιστημίου Θεσσαλονίκης, με αντικείμενο τη Στατιστική και Αναλυτική Βιοϊατρικών Δεδομένων (Health Statistics and Data Analytics), το οποίο και ολοκλήρωσε με άριστα, αποκτώντας τον τίτλο Master of Science (MSc). Το πλούσιο συγγραφικό του έργο και η απρόσκοπτη ενασχόληση του με την εκπαίδευση των φοιτητών της Πανεπιστημιακής Κλινικής Marburg άνοιξαν το δρόμο για την αναγόρευσή του σε Αναπληρωτή Καθηγητή (PD Dr. med.) στο Πανεπιστήμιο «Philipps-University Marburg». Συνεχίζει με υπευθυνότητα και αμείωτο ενθουσιασμό το ακαδημαϊκό του έργο στην Πανεπιστημιακή Κλινική Marburg, συμμετέχοντας στη διδασκαλία και την επίβλεψη διδακτορικών διατριβών των φοιτητών του Πανεπιστημίου.

Έχει συμμετάσχει σε πληθώρα πανευρωπαϊκών και πανγερμανικών συνεδρίων χειρουργικής ενδοκρινών αδένων και νευροενδοκρινών όγκων με παρουσιάσεις σε μορφή posters (ελεύθερων ανακοινώσεων) και ομιλιών, ενώ έχει βραβευτεί για το επιστημονικό του έργο από τη Γερμανική Εταιρία Χειρουργικής Ενδοκρινών Αδένων. Το συγγραφικό του έργο αριθμεί πάνω από 40 επιστημονικές δημοσιεύσεις στο PubMed σε μεγάλα διεθνή ιατρικά περιοδικά, πάνω από 890 βιβλιογραφικές αναφορές και ειδικό δείκτη παραπομπών (h-index) 15. Ως ενεργό μέλος της Ακαδημαϊκής Κοινότητας του Πανεπιστημίου του Marburg συνεχίζει το ακαδημαϊκό και ερευνητικό-επιστημονικό του έργο. Παράλληλα είναι τακτικό και ενεργό μέλος της Γερμανικής Εταιρίας Χειρουργικής Ενδοκρινών Αδένων, της Γερμανικής Εταιρίας Γενικής και Σπλαχνικής Χειρουργικής και μέλος του Συλλόγου Χειρουργών Γερμανίας. 

Nikolaidis Georgios is a General Surgeon with a private practice in Kalamaria, Thessaloniki. He holds a degree from the Medical School of Université de Médecine et Pharmacie in France and obtained his General Surgery specialization at the General Hospital of Thessaloniki "Papageorgiou." He trained in Oncologic Surgery, Breast Surgery, and Laparoscopic Surgery as an assistant surgeon at the same hospital. He continued his training at the General Hospital of Thessaloniki AHEPA as a scientific collaborator, where he still delivers numerous lectures and educates medical students who have completed their third year of study. He has extensive experience in the diagnostic and interventional use of breast ultrasound and is among the few surgeons in Greece certified for Advanced Laparoscopic Surgery by the Northern Greece Surgical Society in collaboration with the 4th Surgical Clinic of Aristotle University. He has attended numerous seminars on the diagnostic approach and surgery of the breast throughout Greece and abroad. He has served in the Surgical Department of the Military Hospital of Xanthi, the Surgical Clinic of the General Hospital of Ptolemaida "Bodosakeio," the General Hospital of Kozani "Mamatsio," the Health Center of Siatista, and in the emergency surgery, minor surgery, and vascular surgery departments of the "Papageorgiou" Hospital. Currently, he is a scientific collaborator at the University Hospital of Thessaloniki AHEPA and leads numerous oncologic and other surgical procedures, with an emphasis on breast-related cases, at Euromedica General Clinic Thessaloniki, the Private Clinic of Thessaloniki "Agios Loukas," and Genesis Clinic Thessaloniki, where he is involved in the full spectrum of activities.

Sevrisarianos Nikolaos is a General Surgeon - Proctologist who maintains a private practice in Heraklion, Crete, while simultaneously serving as the Scientific Director of the Surgical Department at the private clinic Creta Interclinic. He graduated from the Medical School of the University of Naples in Italy. He specialized in General Surgery at the Venizeleio General Hospital of Heraklion and has received specialized training in anal canal diseases in Austria and Italy. He has worked in private clinics as an independent practitioner and has served as the scientific director of the surgical department at the private clinic "Galenos." Finally, Dr. Sevrisarianos has authored several scientific papers and has attended numerous conferences in Greece and abroad.

Euaggelou Neofytos MD, MSc is a General Surgeon with a private practice located in the center of Thessaloniki. He graduated from the Medical School of Aristotle University of Thessaloniki and completed postgraduate studies in liver - biliary - pancreatic surgery at Democritus University of Thrace. He specializes in laparoscopic surgery of hernias, biliary tract, and colon, as well as endocrine gland surgery. He collaborates with the major private clinics in Thessaloniki ("Agios Loukas", "Euromedica Kyanos Stavros", "Bioclinic") and serves as a scientific associate at the 2nd Surgical Clinic of the General Hospital of Thessaloniki "Papageorgiou". In the context of continuous professional development, he has participated in numerous seminars and conferences in Greece and abroad, with numerous publications and presentations in reputable Greek medical journals. Finally, he is a member of the Hellenic Surgical Society, the Surgical Society of Northern Greece, as well as the Hellenic and European Society of Digestive Surgery.

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.

Tzatzarakis Emmanouil is a General Surgeon - Endocrine Surgeon, PhD holder from the University of Heidelberg in Germany, and maintains a private practice in Kalamata. In 2008, he was admitted to the Medical School of the National and Kapodistrian University of Athens, from which he graduated in 2014 with an excellent degree (8.8). After graduation, he moved to Germany, where he began his training in the specialty of General Surgery at the University Clinic of Mannheim, completing it in 2021. He continued to work at the same clinic as a Senior Registrar II until 2024, with a special focus on laparoscopic repair of abdominal wall hernias. In 2022, he completed his doctoral dissertation at the University of Heidelberg, earning the title of Doctor (Dr. med.). From 2024 until June 2025, he worked as a Senior Registrar I at the Thyroid and Parathyroid Surgery Center of Marienhaus Klinikum in Mainz, Germany, where he performed approximately 200 thyroid and parathyroid surgeries and participated in over 500 in total. In June 2025, he relocated to his wife’s hometown, Kalamata, together with her and their two children, beginning his professional activity in Greece.

Dr. Napoleon Xirokostas is a board-certified General Surgeon with subspecialty training in Laparoscopic, Robotic, and Oncologic Surgery. He maintains a private medical office in Rafina, Greece, and also serves as a Consultant Surgeon at the 1st Surgical Department of IASO General Hospital in Athens.

He completed his residency in General Surgery at Evangelismos General Hospital of Athens, the largest tertiary care and trauma center in Greece, where he also held the position of Chief Resident. Over the course of his training, he participated in more than 1,000 surgical procedures, including a wide spectrum of emergency, oncologic, and minimally invasive surgeries.

Dr. Xirokostas holds a Medical Degree (MD) from the Democritus University of Thrace and a Master of Science (MSc) in Advanced Laparoscopic and Bariatric Surgery from the National and Kapodistrian University of Athens.

He completed his mandatory rural medical service at the General Hospital of Kyparissia and previously served in the Greek Army as a General Medicine Doctor, providing medical assessments and basic life support instruction.

He has received extensive training in trauma surgery (DSTC), laparoscopic and robotic techniques, microsurgery, and emergency abdominal procedures. He is certified in ATLS, ALS, and has participated in numerous specialized surgical workshops and cadaveric dissection courses across Europe.

Dr. Xirokostas has an active academic presence, with several peer-reviewed publications and presentations at national and international surgical congresses.

He treats conditions including:

• Laparoscopic surgeries (cholecystectomy, hernias, appendectomy)

• Thyroid and parathyroid surgery

• Oncologic surgery (colorectal, gastric, skin/melanoma, soft tissue)

• Robotic surgery for complex abdominal cases

• Emergency trauma surgery and general surgical consults

His clinical approach is grounded in personalized care, evidence-based practice, and a strong commitment to patient safety and recovery.

Margonis Euaggelos is a General Surgeon and maintains a private practice in Ioannina. He studied at the Medical School of the National and Kapodistrian University of Athens and subsequently specialized at the University General Hospital of Larissa. He has specialized in Minimally Invasive treatment of abdominal wall hernias in Germany. Additionally, he holds a Master's degree in "Minor Pelvic and Perineal Surgery" from the Medical School of the University of Thessaly. He has served as an Assistant Consultant Surgeon B' at the Surgical Clinic of the General Hospital of Ioannina "G. Hatzikosta" and has worked as a Surgeon in Germany. He is a member of the Hellenic Surgical Society, the European Association for Endoscopic Surgery (EAES), the Medical Association of Ioannina, and the Medical Association of Larissa. Finally, he is specialized in Laparoscopic surgery, Minimally invasive Abdominal wall Hernia Surgery, and Coloproctological surgery.

Agalianos Xristos is a General Surgeon and operates a private practice in Chania. He graduated from the Military Academy of Corps Officers (ΣΣΑΣ) in 2002 as a medical officer of the Hellenic Navy. He completed his specialty in General Surgery in 2011 and was appointed as a Consultant Surgeon at the Navy Hospital of Athens. He specialized in liver, biliary tract, and pancreatic surgery both at reference centers in Greece and at the university hospital in Verona, Italy, where he also completed his postgraduate degree in this field. Concurrently, he pursued his doctoral thesis at the National and Kapodistrian University of Athens, focusing on malignant diseases of the colon, obtaining his PhD in 2018. He has participated as a speaker in numerous conferences and educational seminars in Greece and abroad and has an extensive body of written and research work published in international and domestic medical journals. Since July 2019, he has been appointed as a consultant surgeon at the Navy Hospital of Crete. Finally, in his practice, he engages in the full spectrum of surgery with specialization in liver, biliary tract, pancreatic, and colorectal surgery, hernia repair surgery, day surgery, as well as laparoscopic cholecystectomy.