Atrial Fibrillation Doctors Worldwide

Dr. Jose Luis Merino Llorens is a cardiologist at Publio Cordon Memorial Hospital in Madrid. He treats heart rhythm disorders, specifically atrial fibrillation and arrhythmias. He performs radiofrequency ablation and manages aortic valve insufficiency. Dr. Merino Llorens works at a JCI-accredited facility, which meets international safety standards. The clinic belongs to one of Spain's largest private healthcare networks.

Dr. Alexander Krapivsky is a German board-certified internist and cardiologist with more than 20 years of experience in cardiovascular medicine. He trained at I.M. Sechenov University. He worked at University Hospital Essen, Heart Center Duisburg, and Evangelisches Krankenhaus Mülheim. From 2006 to 2015, he led the cardiac catheterization laboratory as a senior cardiologist.

He founded Herzquartier in 2015 and serves as medical director. It is a network of specialized cardiology practices in Düsseldorf, Mülheim an der Ruhr, and Mönchengladbach. His expertise includes prevention and early detection, coronary artery disease, heart failure, arrhythmias, hypertension, lipid disorders, and non‑invasive diagnostics.

Accreditations include DGK Interventional Cardiology, Active Cardiac Rhythm Devices, Heart Failure, and Special Cardiovascular Prevention. He is certified in lipidology (DGFF) and trained in internal intensive care medicine. He has authored and co‑authored research published in the New England Journal of Medicine, Clinical Research in Cardiology, and EuroIntervention.

The doctor is a distinguished cardiology specialist with extensive clinical experience, having earned a medical degree from Hacettepe University in 2004 and completed cardiology specialization at Gazi University in 2010. Achieving the rank of Professor in 2024, the doctor has served at several prominent institutions, including Ankara Turkey Higher Specialized Hospital and Ankara Bilkent City Hospital.

The doctor specializes in preventive cardiology, hyperlipidemia, hypertension, and heart failure, with significant expertise in interventional procedures such as coronary angiography, stent and balloon treatments, and complex coronary interventions. The doctor is also skilled in cardio-oncology, rhythm disorders, and advanced imaging techniques like TEE.

The doctor is a cardiology specialist who completed medical training at Istanbul University and specialized at the Siyami Ersek Thoracic Heart and Vascular Surgery Training and Research Hospital. With an extensive academic and clinical background, the doctor has served as a chief resident and associate professor, eventually attaining the rank of professor. The doctor currently practices at Ankara City (Bilkent) Hospital.

The doctor possesses significant expertise in interventional cardiology, cardiac pacemaker implantation, and electrophysiology. Clinical focus areas include echocardiography, heart valve procedures such as TAVI and mitral balloon valvuloplasty, and complex coronary and CTO procedures. The doctor has authored numerous scientific studies in national and international journals.

Prof. Dr. Mustafa Özkan is a cardiologist at Koru Ankara Hospital. His main areas are coronary artery and heart valve diseases, hypertension, and hyperlipidemia.

He graduated from Istanbul University Faculty of Medicine in 1974. He completed specialization in occupational diseases in 1982 and in cardiology in 1991. He became an associate professor in 1993 and a professor in 2007.

He served at GATA, Izmir Air Hospital, Kütahya Air Hospital, and the NATO Hospital in Belgium. He has published many national and international articles. He has treated many patients.

Prof. Dr. Deniz Suha Kucukaksu leads the Heart Transplantation and Artificial Heart Center at Başkent University Istanbul Hospital, with 40 years in cardiovascular surgery.

• Specializes in mechanical circulatory support and artificial heart programs
• Performs complex procedures including off-pump coronary bypass and valve replacements
• Pioneered heart transplant centers in Turkey
• Trained internationally in LVAD systems and heart failure surgery
• Active in global cardiovascular research and professional societies

Dr. Omer Alyan brings over 28 years of cardiology experience, specializing in atrial fibrillation at Medipol Bahçelievler Hospital.

• Supervised cardiology clinics at Private Veni Vidi Hospital
• Trained at Health Sciences University and Dicle University
• Worked at Turkey High Specialization Training and Research Hospital

Dr. Giuseppe Speziale specializes in minimally invasive and noninvasive valvular surgeries, bringing decades of expertise to atrial fibrillation treatment.

• Over 29 years of experience in cardiac surgery
• Director of Cardiac Surgery at Anthea Hospital and Santa Maria Hospital
• Member of the American Association for Thoracic Surgery and ISMICS
• Vice President of GVM Care & Research since 2011

Head of the Congenital Heart Disease Unit since 1982 – Dr. Villagrá specializes in complex pediatric cardiac conditions at Hospital Universitario HM Montepríncipe.

• Over 44 years leading pediatric cardiac surgery services
• Trained at top institutions including Cleveland Clinic and Mayo Clinic
• Published 100+ papers in international journals
• Member of editorial committees for major cardiology journals

Dr. Pradeep Nair has 27 years specializing in cardiac surgery, with advanced training from AIIMS New Delhi and Waikato Hospital, New Zealand.

• Performs complex cardiac procedures like Bentall and double valve replacements
• Special training in minimally invasive heart port surgery
• MBBS, MS, and MCh in Cardiothoracic and Vascular Surgery
• Practices at Aster Hospitals in Dubai

Dr. Ahmed specializes in interventional cardiology with advanced training from St. Michael's Hospital in Toronto.

• Fellowship-trained in structural heart interventions
• Member of the Cardiology Society of India
• Performs coronary and peripheral angiography
• Expert in pacemaker and ICD implantation

Head of Teaching at Puerto Vallarta Regional Hospital – Dr. Perez brings academic rigor to patient care.

• 12 years experience as a general practitioner
• Specialized in weight management and dermatological procedures
• Certified in biomagnetism therapy
• Expert in laser treatments and minimally invasive techniques

Dr. Ismail Oral Hastaoglu graduated from Cumhuriyet University Faculty of Medicine in 1998. He completed his specialization at Siyami Ersek Thoracic and Cardiovascular Surgery Center in 2005. He is a member of several professional organizations, including EACTS, ESVS, UVCD, the Phlebology Association, and TKDCD.

Dr. Hastaoglu specializes in coronary bypass surgery, heart valve surgery, congenital heart diseases, heart tumors, and aneurysm treatments. He also has experience in carotid artery operations, aortic aneurysm repair, peripheral artery disease management, and AV fistula procedures. He has made important contributions to cardiovascular surgery.

Dr. Hasan Yucel has successfully performed 10,000+ valve replacement surgeries with minimal complications – a testament to his expertise in cardiac care.

• 20 years specializing in rhythm disorders and heart valve diseases
• Guest speaker at scientific meetings with national and international publications
• Trained at Cumhuriyet University School of Medicine and premier hospitals