General surgeons

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.

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.

Koutsogiorgas Paris is a General Surgeon and maintains a private practice in Psychiko, within the Psychiko Medical Center. He graduated from the Medical School of Aristotle University of Thessaloniki and completed his specialty training at the 2nd University Surgical Clinic of Laiko Hospital in Athens. He is an Associate of the most prominent private clinics, including Psychiko Clinic of the Athens Medical Group, Iaso General, Bioclinic, and Euroclinic. He has extensive experience across the full spectrum of General Surgery and Laparoscopic Surgery, with specialization in breast surgery and endocrine glands (thyroid and parathyroid glands), managing all related cases. He employs the most advanced medical technologies, with patient safety and health protection as his utmost priority. Furthermore, he has attended seminars at significant hospital centers in Europe, aiming for continuous education and updates in his field.

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.

Zafeiris Platon is a General Surgeon maintaining private clinics in Pikermi and Peristeri. He holds a medical degree from the Universita di Medicina e Chirurgia di Bologna in Italy and specialized in General Surgery at the General Hospital of Athens "Evangelismos" and within the Hellenic Police. He received training in Laparoscopic Surgery, Proctologic Surgery, and laser applications at the Universita di Medicina Torino. He is affiliated with the Medical Centers of Athens and Peristeri, Hygeia Hospital, and Mitera Hospital. Additionally, he served as the Director of the Surgical Department at the General Clinic "Taxiarchai" and the General Clinic "Neo Athinaio." Currently, he is the Scientific Head of the Surgical Department at the Lumedica Medical Group (Peristeri Clinic). Furthermore, he authored the book "Trauma - Traffic Accidents" and has delivered lectures at conferences as well as on television and radio stations. In his private practice, minor procedures are performed at the clinic level (removal of cysts, nevi, wound suturing, examination and removal of skin lesions), all utilizing laser technology.

Georgios Sarris MD, MSc, is a General Surgeon, Deputy Director of the 3rd Surgical Clinic at Errikos Dynan Hospital, with a private practice in Nea Erythraia. He has completed postgraduate studies in Minimally Invasive and Robotic Surgery at the Medical School of the National and Kapodistrian University of Athens (NKUA). He further trained in minimally invasive management of anorectal diseases (Laser LHP, SiLaC, FiLaC) in Germany, as well as in Laparoscopic Surgery. He specialized in the 2nd Surgical Clinic of K.A.T. Hospital. Finally, he has participated in numerous national and international medical conferences.

Dr. Xaveles Ioannis MD, cMS, PhD is a General Surgeon with a private practice in Patras. He holds a doctorate from the University of Patras and graduated from the Medical School of Democritus University of Thrace. He specialized in General Surgery at the University Hospital of Rio in Patras, as well as in the Plastic Surgery Clinic at the General Hospital of Agios Andreas in Patras. Additionally, he holds a postgraduate degree in Breast Surgery from the University Regional Hospital of Brighton, United Kingdom, along with formal training in Breast Surgery, Oncoplastic Surgery, and Breast Reconstruction from the British College of Surgeons in the UK. He served as a regular member of the Scientific Council and the Ethics Committee of the University Hospital of Patras for two years, and since 2016, he has been a full member of the British Breast Surgery Society. Finally, he is a member of the Medical Association of Patras and the Medical Association of Sparta.

Stefanis Panagiotis is a general surgeon who maintains a private practice in Daphne, while simultaneously serving as a registrar in the general surgery department at Euroclinic Athens. He graduated from the Medical School of the University of Milan. He specialized in General Surgery at "G. Gennimatas" Hospital and received further training in Laparoscopic Surgery and Robotic Surgery using the da Vinci system at the IRCAD-EITS training center in Strasbourg. Additionally, he has been trained in emergency pre-hospital medicine at EKAV. Finally, he is a regular member of the Hellenic Surgical Society.

Andrikopoulos Spyros is a General Surgeon and the Director of the Surgical Clinic at the White Cross of Athens. He graduated from the Medical School of the University of Patras and received training at the Piraeus Cancer Hospital "Metaxa," the Nikaia State Hospital, and the Athens General Hospital "Evangelismos." After completing his specialty, he pursued further training in the United Kingdom at Hereford Hospitals NHS Trust, St. James University Hospital, and the “John Goligher” Colorectal Unit, General Infirmary. A significant part of his advanced training in the UK focused on laparoscopic and robotic surgery of the colon and rectum, as well as the management of proctological diseases and pelvic floor disorders. Additionally, he holds certification for the use of the Da Vinci® robotic system (Da Vinci® Surgical System Training Program) from IRCAD / EITS, University of Strasbourg, France. To date, he collaborates with numerous private healthcare facilities in Athens, including the Hygeia Hospital, the Obstetrics and Gynecology Clinic "Iaso," Metropolitan General Hospital, the Gynecological, Obstetric, and Surgical Center "Leto," and the "Mitera" Hospital. Finally, Dr. Andrikopoulos is a member of numerous Greek and European scientific societies and associations.

Paneris Panteleimon is a General Surgeon with a private practice in Patissia. He holds a degree from the School of Health Sciences at Semmelweis University in Budapest and completed his specialization in general surgery at the General Hospital of Athens "Evangelismos". The doctor has extensive experience in conditions such as hemorrhoids, hernia, intestinal bleeding, extended gastrectomy, condylomas, mastopathy, and anal fistula, and provides services including suture removal and laparoscopic hernia repair. He is an affiliated physician at the Errikos Dynan Hospital Center and the Palaiou Falirou Medical Center, and has served as an Assistant Surgeon at the 4th Surgical Clinic of the General Hospital of Athens "Evangelismos" and the Surgical Clinic of the General Hospital of Patissia. Additionally, he has participated in numerous conferences and academic publications and is a member of the Athens Medical Association.

Kapoulas Spyros is a General Surgeon and maintains his private practice in Panorama. He holds a Medical degree from the Aristotle University of Thessaloniki and a Doctorate from the same University. The physician has trained in hospitals in Greece and the United Kingdom, managing a wide range of cases spanning the entire spectrum of his specialty, always prioritizing the best possible care for every individual he treats.

Η Σταθάκη Μάρθα είναι Γενικός Χειρουργός με πολυετή εμπειρία στη διάγνωση και χειρουργική αντιμετώπιση παθήσεων της γενικής χειρουργικής, τόσο σε προγραμματισμένα όσο και σε επείγοντα περιστατικά και διατηρεί ιδιωτικό ιατρείο στην Ηλιούπολη. Είναι απόφοιτη και αριστούχος Διδάκτωρ της Ιατρικής Σχολής του Εθνικού και Καποδιστριακού Πανεπιστημίου Αθηνών, με μεταπτυχιακές σπουδές στην Επείγουσα Προνοσοκομειακή Ιατρική. Το επιστημονικό της υπόβαθρο της επιτρέπει να λαμβάνει τεκμηριωμένες και εξατομικευμένες θεραπευτικές αποφάσεις, πάντα με γνώμονα τις ανάγκες του κάθε ασθενούς. Εργάζεται ως Επιμελήτρια στο Χειρουργικό Τμήμα του Γενικού Νοσοκομείου «Έλενα Βενιζέλου – Αλεξάνδρα» και διατηρεί ιδιωτικό ιατρείο στην Ηλιούπολη. Έχει εκπαιδευτεί και εργαστεί σε μεγάλα νοσοκομεία της Αθήνας, όπως το «Ιπποκράτειο» και το «Γ. Γεννηματάς», καθώς και σε εξειδικευμένα κέντρα αναφοράς, αποκτώντας σημαντική εμπειρία στη διαχείριση οξέων χειρουργικών περιστατικών και ασθενών με σύνθετα προβλήματα υγείας. Στην καθημερινή της κλινική δραστηριότητα αναλαμβάνει την εκτίμηση και τη χειρουργική αντιμετώπιση μεγάλου αριθμού ασθενών, πραγματοποιώντας ανοιχτές και ελάχιστα επεμβατικές (λαπαροσκοπικές) επεμβάσεις, τόσο σε επείγοντα όσο και σε προγραμματισμένα περιστατικά. Αντιμετωπίζει παθήσεις που καλύπτουν όλο το φάσμα της γενικής χειρουργικής, όπως κήλες (βουβωνοκήλη, ομφαλοκήλη, μετεγχειρητική κήλη),πρωκτολογικές παθήσεις (αιμορροΐδες, ραγάδα), παθήσεις της χοληδόχου κύστης (χολολιθίαση,πολύποδες) καθώς και παθήσεις του μαστού. Είναι επιστημονική συνεργάτιδα και ερευνήτρια στη «Μονάδα Μελέτης Μηχανισμών Καρκίνου και Θεραπείας» του Εργαστηρίου Φυσιολογίας του Πανεπιστημίου Αθηνών.Συμμετέχει σε διεθνείς μελέτες, όπως η GECKO, που ασχολείται με τη λαπαροσκοπική χολοκυστεκτομή, και είναι υπεύθυνη σε ερευνητικά πρωτόκολλα σε συνεργασία με το Εργαστήριο Πειραματικής Φυσιολογίας. Έχει επίσης εργαστεί στο Εργαστήριο Χειρουργικής Έρευνας του Yale University στις ΗΠΑ, όπου πραγματοποίησε μέρος των σπουδών της.Τα επιστημονικά της ενδιαφέροντα καλύπτονται σε πολλές δημοσιεύσεις σε διεθνή περιοδικά και παρουσιάσεις σε ελληνικά και διεθνή συνέδρια. Παράλληλα, έχει ενεργή ερευνητική δράση στην Ελλάδα και το εξωτερικό, με συμμετοχή σε διεθνείς μελέτες και δημοσιεύσεις σε έγκριτα επιστημονικά περιοδικά. Συνεχίζει να επιμορφώνεται διαρκώς, παρακολουθώντας τις εξελίξεις στη χειρουργική και συμμετέχοντας σε συνέδρια και πρακτικά εκπαιδευτικά σεμινάρια. Τέλος, η ιατρός στο ιατρείο της δίνει ιδιαίτερη έμφαση στη σαφή ενημέρωση, στη δημιουργία σχέσης εμπιστοσύνης και στη συνεχή φροντίδα του ασθενούς, πριν και μετά από κάθε χειρουργική επέμβαση.

Αργύριος Λ. Ιωαννίδης MD, PhD, FACS, FASCRS - Γενικός Χειρουργός

Επιμελητής Χειρουργός Κλινικής Γενικής, Λαπαροσκοπικής, Ογκολογικής και Ρομποτικής Χειρουργικής, Ιατρικό Κέντρο Αθηνών 

Επίκουρος Καθηγητής Κλινικής Χειρουργικής, Ευρωπαϊκό Πανεπιστήμιο Κύπρου

Ειδικεύτηκε στη Γενική Χειρουργική στο Γενικό Νοσοκομείο Αττικής "Σισμανόγλειο" και στο Digestive Disease Center του Cleveland Clinic της Florida των ΗΠΑ με υποτροφία της Ελληνικής Χειρουργικής Εταιρείας. Είναι Διδάκτωρ της Ιατρικής Σχολής του Πανεπιστημίου Αθηνών. Είναι Fellow μετά από κρίση του American College of Surgeons (ACS) και του American Society of Colon and Rectal Surgeons (ASCRS). Έχει διατελέσει εκπρόσωπος των νέων χειρουργών παχέος εντέρου και ορθού της Ευρώπης στην Επιτροπή Μελών του European Society of Coloproctology (ESCP). Έχει εκπαιδευτεί στο Μιλάνο και στη Βιέννη στις τεχνικές TransAnal Minimally Invasive Surgery (TAMIS) και σε όλες τις νεότερες τεχνικές αντιμετώπισης περιεδρικών συριγγίων αντίστοιχα. Το ερευνητικό του ενδιαφέρον αφορά κυρίως τον καρκίνο του ορθού, τη χειρουργική υπό φθορίζουσες ουσίες και τα μεσο-μακροπρόθεσμα αποτελέσματα της λαπαροσκοπικής και ρομποτικής χειρουργικής στις παθήσεις παχέος εντέρου και ορθού. Έχει διατελέσει υπεύθυνος για την Ελλάδα σε περισσότερες από 10 διεθνείς πολυκεντρικές μελέτες με τις αντίστοιχες δημοσιεύσεις σε περιοδικά μεγάλου κύρους όπως τα Lancet, Anaesthesia και British Journal of Surgery. Είναι κριτής σε 11 περιοδικά χειρουργικής και μέλος του εκδοτικού συμβουλίου στα Nature Scientific Reports, Frontiers in Surgery και Colorectal Disease. Έχει συγγράψει πάνω από 120 άρθρα-δημοσιεύσεις σε ξενόγλωσσα περιοδικά με περισσότερες από 2500 αναφορές. Επίσης έχει συμμετάσχει ως ομιλητής σε περισσότερα από 20 Ελληνικά και Διεθνή Συνέδρια και έχει γράψει 2 κεφάλαια συγγραμμάτων χειρουργικής.

Tsakmakas Dimitrios is a General Surgeon specialized in all anorectal diseases (pilonidal cyst, anal fissure, fistulas) and maintains his private practice in Thessaloniki. He holds a degree from the Medical School of the University of Thessaly. He began his specialization in 2004 as a general surgeon at Panagia Hospital in Thessaloniki for six years. In 2010, he obtained his specialization in General Surgery and subsequently served as a Surgeon - Consultant in endocrine glands at the Department of Endocrine Surgery, Addenbrookes University Hospital, Cambridge, UK. He is affiliated with all private clinics in the city, including the Medical Interbalkan Center, Euromedica Blue Cross, Agios Loukas, Bioclinic Thessaloniki, Euromedica General Clinic, and Genesis Clinic. In March 2012, he earned his PhD from Aristotle University of Thessaloniki with a thesis entitled "Correlation of Oxidative Stress and Thyroid Diseases." He worked as a collaborator with Professor of Surgery at Aristotle University of Thessaloniki, Dr. Ioannis Kanellos, for one year and with the Director of Surgery at Panagia Hospital, Dr. Michail Naoum, until 2015, as well as collaborating with the former Director of the Surgical Clinic at General Hospital of Ioannina "G. Hatzikosta," Dr. Evangelos Tsimogiannis, from 2013 to the present.

Ioannis Alevizakis is a graduate of the Medical School of the University of Athens. Throughout his career, he has served for 10 consecutive years at the "Evangelismos" Hospital, initially specializing in Surgery and subsequently as a Consultant Surgeon. Since 2022, following a successful evaluation, he joined the Hellenic Coast Guard as a Medical Officer and currently serves as a Consultant Surgeon at the Athens Naval Hospital while also practicing as a Private Surgeon. He has experience across the full spectrum of diseases and surgical procedures in General Surgery, including Esophageal, Gastric, Duodenal, Pancreatic, Hepato-Biliary, Splenic, Small and Large Intestinal Surgery, Thyroid-Parathyroid, Adrenal, Breast, Skin-Subcutaneous, Vascular Access surgeries, and Abdominal Wall Hernia Repair Surgeries. He possesses particular expertise in Laparoscopic and Bariatric Surgery, having trained at the 3rd Surgical Clinic - Laparoscopic Surgery Unit of "Evangelismos" Hospital, performing a significant number of such surgeries and participating in numerous related post-graduate training activities both in Greece and abroad. He is a member of the most prominent Medical Scientific Societies related to General Surgery. He holds the title of Trainer from the Hellenic Surgical Society. He continuously participates in conferences in his specialty and has authored a large number of scientific publications.

Georgopoulos Nikolaos is a General Surgeon and maintains private practices in Mavili Square and in Sparta. From 2012 until 2023, he served as Director of the 2nd Surgical Clinic at the Naval Hospital of Athens, and he is currently the Director of the Surgical Clinic at Mediterraneo Hospital. He graduated from the Medical School of Aristotle University of Thessaloniki and completed his specialization in General Surgery in 1996, having trained at the Naval Hospitals of Crete and Athens, as well as at the General Hospital of Athens "Evangelismos," where he received training in trauma, upper and lower gastrointestinal surgery, endocrine gland surgery, bariatric surgery, laparoscopic surgery, and organ transplantation. Overall (including surgeries performed in private clinics), he has operated on over 7,500 patients. In the intervening periods, he completed further training abroad in Belgium, France, Italy, Spain, England, Switzerland, and Brazil. In his latest training in lower rectal cancer, he had the opportunity to successfully perform laparoscopic surgery (including TaTME), preserving the sphincters and anus and avoiding permanent colostomy. He has also been trained in Robotic Surgery. Finally, with over 20 years of experience, he co-organizes Greek and international conferences, keeping up with and contributing to advancements in surgery, laparoscopic surgery, and bariatric surgery.

Kazamias Mixalis is a General Surgeon with a private practice in Piraeus. He studied at the Aristotle University of Thessaloniki Medical School and specialized in General Surgery at the General Hospital of Athens "Georgios Gennimatas." He has served as Chief Resident and subsequently as Director of the Surgical Clinic at the Regional General Hospital of Syros. He possesses extensive and notable clinical experience. In his practice, he offers personalized medical care with a patient-centered approach, performing a wide range of General Surgery procedures. He holds specialization and experience in laparoscopic surgery, covering numerous operations. Therefore, when a case requires surgical intervention, it is performed with the highest quality, ensuring safety and minimal discomfort for the patient. Additionally, he is involved in the management and treatment of lower limb lesions, such as diabetic foot and ulcers resulting from these injuries, skin lesions due to vascular disorders—both arterial and venous—as well as necrotic lesions caused by pressure. Finally, he undertakes the management of pressure ulcers in bedridden patients both at the clinic and through home visits.