General surgeons

Aggelopoulos Argyris is a General Surgeon and maintains a private practice at Bioclab Private Polyclinics in Livadeia and Marousi. He is a graduate and Doctor of Medicine from the National and Kapodistrian University of Athens Medical School, with postgraduate studies in Surgical Anatomy from the same university. He also specialized and trained in hospitals in Greece and the United Kingdom (NHS). Moreover, he possesses significant clinical and teaching experience. His research experience is also noteworthy, consisting of numerous presentations and participations in scientific conferences in Greece and abroad, as well as publications. In his practice, he deals with pilonidal cyst removal, abscess drainage, surgical wound and pressure ulcer debridement, hemorrhoids, hernias, laparoscopic surgery, diseases of the liver, biliary tract, pancreas, thyroid, breast, and others.

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.

Dr. Anastasios Aggelou MD, PhD, MSc. is a General Surgeon specialized in Advanced Laparoscopic and Robotic Surgery, minimally invasive techniques, as well as Emergency Surgery. He holds a doctoral degree with honors from the Medical School of the National and Kapodistrian University of Athens. He has received further training at leading international centers, including the Cleveland Clinic Foundation and Ohio State. He maintains a private practice in Agia Paraskevi and performs surgeries at private hospitals in Athens.

Stefanou Stefanos is a specialized Endocrine Surgeon, holding the internationally recognized certification Fellow of the European Board of Surgery – Endocrine (FEBS/Endocrine), a title acknowledged across Europe and awarded to surgeons with advanced specialization and expertise in endocrine gland surgery. He maintains a private practice in Ampelokipoi, offering personalized and high-level care to patients with thyroid, parathyroid, and adrenal gland disorders. He graduated from the Medical School of the University of Ioannina and completed his General Surgery specialization at the General Hospital of Ioannina "G. Hatzikosta." He holds two Master's Degrees: in Endocrine Gland Surgery from Aristotle University of Thessaloniki (AUTH) and in Health Unit Management from the Hellenic Open University (HOU).

Vlazakis Stylianos is a Surgeon - Pediatric Surgeon with a private practice in Chania. He is a graduate of the Medical School of Aristotle University of Thessaloniki. He serves as the Chief Scientific Consultant & Pediatric Surgeon at the Private Clinics of Chania and is an Official Consultant and Collaborator for several Private Insurance companies. He completed his residency in the General Surgery department at the Prefectural Hospital of Chania for 5 years and at the University Hospital of Heraklion for 4 years, where he specialized in Pediatric Surgery. The doctor has extensive experience in laparoscopic surgery, pediatric urology, trauma and emergency surgery, surgical oncology, acute abdominal pain, and microsurgery, which he acquired from the Urodynamic Laboratory of the University General Hospital of Heraklion and other Clinics. He is also specialized in the painless laser treatment of pilonidal cysts. Finally, he continuously participates in conferences and workshops to stay updated with the latest developments in his field.

Zosimas Dimitrios MD, FRCS is a General Surgeon with a private practice in Corfu. He holds a degree from the Medical School of the University of Parma in Italy and subsequently specialized in General Surgery. Additionally, he underwent further training and worked in the United Kingdom for seven years and completed a rural service at the Corfu Health Center. Among the services he offers are minimally invasive surgery in various forms, such as laparoscopic surgery, as well as minor procedures and other surgical interventions. He also collaborates with various clinics and serves as a Consultant General Surgeon at the 1st Surgical Clinic of Iaso Thessaly. Furthermore, he is a member of the Medical Associations of Athens, Corfu, and Larissa, the General Medical Council of England, the Royal College of Surgeons of England, and the European Association of Endoscopic Surgeons, and has participated in numerous conferences, seminars, and training courses.

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.

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.

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.

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.

Alivizatos Vasileios MD, PhD is a general surgeon, Doctor of Medicine from the Medical School of the University of Patras, and former Coordinating Director of the Surgical Clinic at the General Hospital of Patras "Saint Andrew," where he served for a total of 36 years as a specialized surgeon. During his career, he received advanced training in liver-biliary-pancreatic surgery in Bern, Switzerland; new hernia repair techniques in Mechelen, Belgium; and Artificial Nutrition (Parenteral, Enteral) in Manchester, United Kingdom. He has attended numerous advanced training seminars in the USA and has participated in 139 medical conferences (74 in Greece, 65 abroad, mainly Europe, USA, Asia), presenting scientific clinical studies as well as delivering lectures and talks upon invitation by medical societies. Furthermore, he has 124 publications of clinical studies in Greek and international medical journals and books, with 4 of his published studies in international medical journals cited 119 times in studies by foreign authors (citation index). He has extensive experience in surgical procedures of minor and moderate severity (hernias, pilonidal cyst, lipomas, biliary diseases, anal conditions, etc.), as well as major surgeries (benign and malignant diseases of the stomach, small and large intestine, kidney, uterus, ovaries) and benign and malignant diseases of the pancreas (chronic pancreatitis, pancreatic tumors, pancreaticoduodenectomies Whipple). Currently, he practices in the private sector, covering the full spectrum of general surgery as well as Artificial Nutrition (Parenteral and Enteral, gastrostomies, enterostomies) for patients with chronic conditions who are unable to be fed orally.

Xatzialis Xalint is a General Surgeon who maintains a private practice in Petroupoli. The doctor has extensive experience in breast and vein diseases, as well as in laparoscopic surgery and laser surgery. In his clinic, he uses advanced technology lasers for treating telangiectasias, veins, skin regeneration, and hair removal. It is worth mentioning that the doctor has served for many years as a Director in the National Health System (ESY). Additionally, he is a graduate of the University of Athens and specializes in skin surgery, including tumors, malignancies, and plastic reconstructive procedures. Finally, he also possesses knowledge in plastic surgery, vascular surgery, pediatric surgery, and pathological anatomy.

The Surgical Clinic Nisotakis K. & X is located in Rafina and consists of the General Surgeons Dr. Konstantinos Nisotakis MD and Dr. Christos Nisotakis MD. The physicians collaborate with many large private centers and hospitals in Athens. Their surgical clinic provides Advanced and High-Level Surgical Services as well as Investigation, Diagnosis, and Treatment of Complex Surgical Conditions. They manage a wide range of cases within the scope of Surgical Oncology, Laparoscopic Surgery, General Surgery, Breast Procedures, and Minor Interventions.

Menelaos Zoulamoglou MD, MSc is a General Surgeon maintaining a private practice in Vrilissia, specializing in modern minimally invasive and oncological surgery. He completed his medical studies at the National and Kapodistrian University of Athens and has undergone extensive postgraduate training through multiple advanced degrees, including surgical oncology and advanced laparoscopic, bariatric, and robotic surgery. Throughout his professional career, he has served at major hospitals in Athens, gaining extensive experience in general and oncological surgery, with years of training in both university and hospital settings, including specialization in surgery. His expertise encompasses a wide range of conditions, such as colorectal surgery, oncologic procedures of the digestive system, as well as liver, pancreas, and breast surgery. His objective is to provide high-quality medical services with an emphasis on patient safety, modern minimally invasive techniques, and individualized surgical care.

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.

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.

Ziozia Vasiliki is a General Surgeon, Senior Registrar of the 1st Surgical Clinic at IASO and maintains a private practice in Nea Irakleio. She holds a degree from the Medical School of the National and Kapodistrian University of Athens and a Master's degree in "Surgical Anatomy" from the Medical School of the National and Kapodistrian University of Athens. Dr. Ziozia has received a scholarship from the Hellenic Surgical Society to obtain her postgraduate degree, as well as a scholarship from the Hellenic Society of Coloproctology for specialization in colorectal and anal surgery at St Thomas’ Hospital in London. She initially specialized in Surgery at the General Hospital of Rethymno and subsequently at the General Hospital of Athens "Evangelismos." During 2022-23, she served as a Senior Clinical Fellow in the Colorectal Department at St Thomas’ Hospital in London. Dr. Ziozia has participated in numerous conferences, seminars, and courses and has authored many publications, as well as oral and poster presentations. Finally, she is a member of the Hellenic Society of Coloproctology.