Cardiologists with experience in Αrrhythmias

Kotilis Dimitrios is a Specialist Cardiologist, President, and CEO of the Diagnostic Polyclinic "Vioiassi" in Cholargos. He holds a PhD from the National and Kapodistrian University of Athens and has received further training in the United States at Saint Luke’s Hospital in Denver, Colorado. He is a graduate of the Medical School of the Military Officers Corps Academy and Aristotle University of Thessaloniki. Dr. Kotilis is an Honorary Director of the General Staff of National Defense and has served as the Director General of Health Services of the Armed Forces. Additionally, he has been the Director General of Health Services at the Naval Hospital of Athens and Director of the Cardiology Clinic and Hemodynamics Laboratory of the Naval Hospital of Athens, as well as the Cardiology Clinic of the Naval Hospital of Crete. With extensive experience, he approaches cases with responsibility and immediacy. His diagnostic center aims to provide high-quality primary healthcare services, combining highly trained medical and paramedical staff and modern technological equipment that maximally ensure the quality and reliability of diagnostic results.

Dr. Syros Periklis is a Cardiologist - Arrhythmologist - Interventional Electrophysiologist and maintains a private practice in Kolonaki. Concurrently, he serves as a Military Physician with the position of Consultant in the Cardiology Department at the Hellenic Naval Hospital of Athens and is a Scientific Associate at the Euroclinic Athens. He studied Medicine at Aristotle University of Thessaloniki and specialized in Cardiology at the General Hospital of Athens "Hippokration". He has completed a Fellowship in Electrophysiology - Arrhythmology in Turin, Italy, and is specialized in the interventional treatment of arrhythmias, such as atrial fibrillation ablation and others. Additionally, he holds a European Echocardiography Certification from the European Society of Cardiology. He possesses extensive experience and training, with a specialization in electrophysiology, echocardiography, and arterial hypertension.

Andreas Katsimardos is a Military Physician, Interventional Cardiologist, consultant at the Cardiology Department of the 417 NIMTS, and maintains a private practice in Gerakas. He holds a degree from the Medical School of Aristotle University of Thessaloniki. He specialized in Cardiology at the 401 General Military Hospital of Athens and subsequently at the University General Hospital "Attikon." He further specialized in Interventional Cardiology at the University General Hospital of Alexandroupolis.

Deligiannidis Aristeidis is a Specialist Cardiologist with a private practice in Thessaloniki. He is a graduate and Doctor of Medicine from the Aristotle University of Thessaloniki Medical School. In his professional career to date, he has served as a Specialist Cardiologist at the Bioiatriki Group, the General Clinic, and the Blue Cross in Thessaloniki, as well as a Scientific Collaborator at the 2nd University Cardiology Clinic of Hippokration Hospital in Thessaloniki. Additionally, he specializes in Echocardiography, Clinical Cardiology, and Blood Pressure management.

Military cardiologist Papanastasiou Xristos was admitted to the Military School of Officers Corps (S.S.A.S.) in 2006 and obtained his Medical Degree (MD) from the Medical School of Aristotle University of Thessaloniki (A.U.Th.) in 2012, graduating with the grade "Very Good" (8.1).

In 2016, he completed his postgraduate studies in "Medical Research Methodology" at the Medical School of A.U.Th., achieving the grade "Excellent" (9.4). Subsequently, he specialized for two years in the Pathology Clinic of the 424 General Military Training Hospital and for four years in the 1st University Cardiology Clinic of the General Hospital AHEPA.

In June 2025, he completed his doctoral thesis with the grade "Excellent with Distinction," on the topic: "The diagnostic and prognostic value of cardiac magnetic resonance imaging in patients with heart failure."

He holds the European Diploma in Cardiology and the European Diploma in Echocardiography, following successful participation in pan-European examinations.

Throughout his medical career, Dr. Papanastasiou has collaborated in research with leading universities in Europe and the United States of America, publishing significant scientific articles in reputable international journals with a high impact factor, covering the entire spectrum of cardiovascular diseases.

Simultaneously, he has served as a reviewer for prestigious international scientific journals such as the Journal of the American College of Cardiology: Cardiovascular Imaging, American Heart Journal, Heart (official journal of the British Cardiovascular Society), and International Journal of Cardiology.

Klotsa Dimitra is a Cardiologist who maintains a private practice in Zografou. She holds a degree from the Medical School of the National and Kapodistrian University of Athens and received further training in echocardiography at King’s College Hospital in London. There, she specialized in the Heart Failure Clinic (diagnosis, treatment, and follow-up of patients) and in the ultrasound department, performing transthoracic and transesophageal echocardiograms on patients with heart failure. Additionally, she specialized in Pathology at the General Oncology Hospital "Agioi Anargyroi" and in Cardiology at the Cardiology Clinic of the Nursing Institution of the Army Pension Fund (NIMTS). Finally, she has conducted stress tests in the Nuclear Medicine Department of the Cardiology Athens, where she is also the Head of the Ultrasound Department.

Dr. Iona Ioanna MD PhD(c) is a specialist Cardiologist-Intensivist and maintains a private practice in Glyfada. She began her medical training at the Hippocratio General Hospital of Athens (GNA Hippocratio), where she completed a 2-year residency in internal medicine and remained for an additional year as a scientific collaborator in the 1st University Cardiology Clinic of GNA "Hippocratio," during which she was designated a doctoral candidate. Since 2013, she has worked in the Cardiology Clinic of GNA "G. Gennimatas," where she completed her specialty training and obtained her board certification. Subsequently, she specialized in Intensive Care Medicine and worked in the ICU of the same hospital during the COVID-19 pandemic. Furthermore, she specialized in the latest echocardiographic techniques, including dynamic echocardiography (stress echo) with pharmacologic stress and three-dimensional transesophageal echocardiography at GNA "Hippocratio." She is an active member of the Hellenic and European Society of Cardiology as well as the European Society of Intensive Care Medicine.

I studied medicine at the University of Athens.

Internal medicine residency for two years at the GNA Aeroporias.

Cardiology specialty training in Athens at Am. Fleming Hospital and Hippocratio Hospital.

I provide holistic care to individuals who trust me for prevention and treatment, with a personalized approach and precision medicine for each individual, no longer a one-size-fits-all method.

I have been practicing clinical and preventive cardiology for over 30 years.

Responsible cardiologist for emergencies in a public first aid unit for over 10 years.

Experience in echocardiographic examinations for more than 30 years.

Dr. Xatzianesti Fryni Cardiofocus, MD, MSc, is a Specialist Cardiologist at HYGEIA Hospital and maintains a private practice in Kolonaki. She has specialized at the Onassis Cardiac Surgery Center in cardiovascular imaging (stress echo, strain echocardiography, transesophageal echocardiogram) and is clinically and scientifically engaged in heart failure. She holds certification from the Hellenic Cardiological Society in smoking cessation, operating one of the few certified cardiology clinics in this field. She graduated from the Medical School of Democritus University of Thrace and holds a master's degree (MSc) from the National and Kapodistrian University of Athens, specializing in International Medicine - Infectious Diseases and Disaster Medicine. She has an extensive educational and research background, participating in numerous research studies with a focus on heart failure, and also has numerous contributions in conferences with lectures and presentations. 

Dragazis Ioannis is a Cardiologist with a private practice in Ilioupoli. He completed his Doctoral Thesis in the Thorax Research Program as Head of the Experimental Surgery Unit at the University Intensive Care Clinical Unit of the General Hospital of Athens "Evangelismos." He holds a Medical Degree from the National and Kapodistrian University of Athens and specialized in Internal Medicine at the 1st Internal Medicine Clinic of the Regional Oncology Hospital "Agioi Anargyroi" and in Cardiology at the 1st Cardiology Clinic of the General Hospital of Athens "Evangelismos." He is a Scientific Collaborator in the Cardiology Department of the "Central Medical Park" Polyclinic and a Consultant in the Intensive Care Unit of the General Clinic of Kallithea - "Iasio Therapeutirion." Additionally, he has served as a Cardiologist in the Cardiology Department of the "Lifecheck" Polyclinic and has covered shifts in the Emergency Department of the Psychiko Medical Center. Finally, the doctor is a member of the European Society of Cardiology and the Hellenic Cardiological Society.

Η Ελπίδα Παπουτσάκη είναι Καρδιολόγος με ευρωπαϊκή πιστοποίηση από τον ESC ( European Society of Cardiology) στην Καρδιοογκολογία και διατηρεί ιδιωτικό ιατρείο στα Χανιά . Ξεκίνησε την ειδικότητα της καρδιολογίας στο Γενικό Νοσοκομείο Χανίων και την ολοκλήρωσε στο Γενικό Νοσοκομείο Ηρακλείου Βενιζέλειο. Κατά τη διάρκεια της ειδίκευσης της εργάστηκε στο Γενικό Νοσοκομείο Παίδων Αθηνών «Παναγιώτη και Αγλαΐας Κυριακού» στο τμήμα προληπτικής παιδοκαρδιολογίας. Έχει εργαστεί στο Γενικό Αντικαρκινικό Ογκολογικό Νοσοκομείο «Άγιος Σάββας» στο ιατρείο Καρδιοογκολογίας καθώς και στο Γενικό Νοσοκομείο Ηρακλείου « Βενιζέλειο » στο ιατρείο Καρδιοογκολογίας.Έχει συμμετάσχει σε κλινικές μελέτες,σε συνέδρια στην Ελλάδα ως ομιλήτρια αλλά και στο εξωτερικό . Αριθμεί δημοσιεύσεις σε διεθνώς αναγνωρισμένα περιοδικά.

Στο ιδιωτικό της ιατρείο παρακολουθεί το σύνολο των καρδιολογικών περιστατικών στεφανιαία νόσος,καρδιακή ανεπάρκεια,αρρυθμιολογικά προβλήματα,υπέρταση, δυσλιπιδαιμίες .Παρακολουθεί καρδιολογικά ασθενείς που λαμβάνουν θεραπείες για καρκίνο (χημειοθεραπεία, ακτινοθεραπεία,κ.ά.) που μπορεί να επηρεάσουν την καρδιά.Προλαμβάνει και διαχειρίζεται καρδιακές παρενέργειες από αντικαρκινικές θεραπείες.Αξιολογεί τον καρδιαγγειακό κίνδυνο πριν ξεκινήσει η θεραπεία για καρκίνο.Συνεργάζεται στενά με ογκολόγους για να βρεθεί η πιο ασφαλής θεραπεία για τον ασθενή.Παρακολουθεί μακροπρόθεσμα επιζώντες καρκίνου που μπορεί να εμφανίσουν καρδιολογικά προβλήματα αργότερα.

Gerontis Dimitrios is a Cardiologist - Arrhythmologist - Interventional Electrophysiologist and sees patients at the Cardiology Rhythm Center in Marousi (within the IASO General Clinic) and at his private practice in Chalkida. He is the Director of the Third Cardiology Clinic and the Cardiology Rhythm Center at the IASO General Clinic. He also holds the position of Honorary Director of Cardiology - Electrophysiology at the Bristol Heart Institute, where he performs invasive procedures.

He is a graduate of the Medical School of the National and Kapodistrian University of Athens. After completing his studies, he moved to the United Kingdom, where he completed his specialty in Cardiology (CCT) with a specialization in Interventional Electrophysiology and Cardiac Devices at Wessex Deanery (with National Training Number - WES734 (Southampton, Portsmouth, and Dorset University Hospitals). After completing his specialization in Cardiology, he completed a Post-CCT Fellowship in Interventional Electrophysiology and Cardiac Devices at the internationally renowned Bristol Heart Institute, where he performed a large number of procedures and further specialized in the ablation of complex cardiac arrhythmias (atrial fibrillation and flutter), as well as ventricular arrhythmias, including epicardial ablation. He specializes in the implantation of cardiac devices (pacemakers, dual-chamber pacemakers/defibrillators, and subcutaneous defibrillators). He has also been trained in the removal of cardiac devices. Dimitrios Gerontitis is an Accredited Specialist in the Interventional Treatment of Arrhythmias (Interventional Electrophysiology - ECES and Cardiac Devices - ECDS) by the European Heart Rhythm Association (EHRA). He has also been certified by the British Society of Echocardiography in Transthoracic Echocardiography and is a member of the Royal College of Physicians of the United Kingdom (RCP). In addition to his clinical activities, he has a keen interest in research and teaching. He has organized training sessions for cardiology residents and was responsible for organizing "EP traces" at Wessex Deanery. He has completed the post-graduate module "Teaching and Learning in Medical Education" at University College London. He has participated in clinical studies and has publications in prestigious international scientific journals in the field of cardiology and electrophysiology. In his clinics, with his comprehensive scientific training and extensive practical experience, he provides high-quality medical care to his patients.

Georgios Sionis is a Cardiologist and maintains a private practice in Agia Paraskevi. He is a graduate of the Medical School of Pecs in Hungary. Currently, in addition to his private practice, he is a Consulting Physician in the Hemodynamics Department of the Central Clinic of Athens and at Metropolitan General Hospital in Cholargos. The doctor has extensive experience and has specialized in cardiac ultrasound, exercise testing, 24-hour rhythm and blood pressure monitoring (Holter), interventional cardiology, the Coronary Intensive Care Unit (CICU) – Infarction Unit, and the latest echocardiographic techniques. Furthermore, he has participated in numerous conferences and seminars both in Greece and abroad. In his private practice, he manages cases across the entire spectrum of cardiology, understanding the unique needs of his patients.

Dr. Savvopoulou Gkolfo is a Cardiologist who maintains a private practice in Patras. She graduated from the Medical School of Athens and obtained her cardiology specialty title from the University Clinic of the University General Hospital of Patras. Concurrently, she participated in clinical studies and protocols conducted during her specialization. She consistently participates in Greek and international conferences with the aim of continuously updating her knowledge on current developments and the latest data and practices in the application of cardiology. She has served as a physician in public insurance funds with private contracts (OPAD-OAEE, etc.) and has participated for several years in committees for granting pensions and disability benefits. In her private practice, she manages a wide range of cases, leveraging her scientific expertise and many years of experience, always focusing on providing the best possible care tailored to the individual needs of each patient she treats.