Doctors in Istanbul, Turkey — Page 20

Dr. Serhat Seyhan is the Head Physician at the Genetic Disorders Evaluation Center in Istanbul. He is a medical genetics specialist based at Memorial Şişli Hospital. Dr. Seyhan completed his genetic training at Karadeniz Technical University. He also gained international perspective as a scholar at the University of Miami.

• Former Chair of the Department of Medical Genetics at Istanbul Medipol University.
• Served as Head Physician for genetic centers at two major Turkish university hospitals.
• Member of the medical team at JCI-accredited Memorial Şişli Hospital.
• Expert in evaluating complex hereditary conditions and clinical genetic diagnostics.

Dr. Bingur Sonmez is the Head of Cardiovascular Surgery at Memorial Şişli Hospital. He specializes in heart surgery and minimally invasive techniques. Dr. Sonmez completed his cardiac surgical training at Istanbul University. He later served as Chief Resident of Cardiovascular Surgery at St. Thomas Hospital in London.

• Leads the cardiac surgery department at a JCI-accredited medical center.
• Former Head of Surgical Sciences at Florence Nightingale Hospital.
• Treats patients at a facility with a 90% organ transplant success rate.
• Completed major international residency training in the United Kingdom.

Dr. Abdullah Yakupoglu is an interventional radiologist at Memorial Şişli Hospital in Istanbul. He specializes in interventional oncology. Dr. Yakupoglu has held several leadership roles at major Turkish medical centers. He works at a JCI-accredited facility known for its high success rates in complex procedures.

• Served as the Interventional Radiology Manager at Acıbadem Health Group.
• Former Interventional Radiology Manager at both American Hospital and German Hospital.
• Focuses on minimally invasive techniques for treating oncological conditions.
• Practices at the first Turkish hospital to earn Joint Commission International accreditation.

Dr. Yasar Colak is a Professor of Gastroenterology at Memorial Şişli Hospital in Istanbul. He has deep expertise in liver transplantation and therapeutic endoscopy. Dr. Colak served as an invited lecturer at the Cleveland Clinic Florida. He also worked in the Presidential Health Coordinatorate in Turkey.

• Specializes in liver transplantation and digestive tract disorders.
• Completed clinical training at the Cleveland Clinic Department of Endoscopic Applications.
• Treats patients at Memorial Şişli, the first JCI-accredited hospital in Turkey.
• Formerly served as an Associate Professor at Istanbul Civilization University.

Dr. Volkan Seneger is a psychiatrist at Lokman Hekim Istanbul Hospital. He treats a variety of mental health conditions through psychotherapy. Dr. Seneger completed his medical degree at Dokuz Eylül University. He later finished specialized psychiatry training at Göztepe Training and Research Hospital.

• Member of the Turkish Psychiatry Association and the Turkish Medical Association.
• Practices at a JCI-accredited medical center in Istanbul.
• Provides care at a facility that treats 10,000+ patients every year.
• Treats patients at a hospital certified by TÜV NORD CERT.

Dr. Mehmet Yasar Kaynar is a neurosurgeon at Memorial Şişli Hospital in Istanbul. He holds extensive leadership experience in Turkish neurosurgery. Dr. Kaynar previously directed the Istanbul University Institute of Neurological Sciences. He treats patients at a JCI-accredited facility known for its high success rates.

• Former Head of Neurosurgery at Cerrahpasa Medical Faculty, Istanbul University.
• Served as a Board Member of the Turkish Neurosurgery Association.
• Former Head of the Neurovascular Group of the Turkish Neurosurgery Association.
• Served on the qualification board for the Turkish Neurosurgery Association.

Dr. Koray Tuncer is a gastroenterology specialist at Memorial Şişli Hospital in Istanbul. He has contributed to medical science with 18 professional publications. Dr. Tuncer translates clinical findings into practice through 49 national and international presentations. He works at a JCI-accredited facility known for world-class patient safety standards.

• Completed gastroenterology fellowships at Haydarpaşa Numune Hospital and Ege University.
• Maintains membership in the Turkish Association for the Study of the Liver.
• Completed clinical internships at Kantonsspital Aarau and Kantonsspital Münsterlingen in Switzerland.
• Is an active member of the Turkish Society of Gastroenterology.

Dr. Hilmi Bayırlı is a pediatrician. He focuses on neonatal care, premature infants, newborn follow-up, pediatric emergencies, and childhood infectious diseases.

He earned his MD from Marmara University Faculty of Medicine. He completed his pediatrics residency at Akdeniz University Faculty of Medicine. He fulfilled compulsory public service at Van Training and Research Hospital. He now practices at Hisar Hospital Intercontinental in Istanbul. His services include pediatric and neonatal care, close monitoring of premature infants, developmental follow-up, and preventive care.

Dr. Ali Fedakar is a cardiovascular surgeon at Hisar Hospital Intercontinental in Istanbul. He has performed over 4,000 open heart surgeries and 8 heart transplants. Dr. Fedakar founded the cardiovascular surgery clinics at Giresun and Sinop State Hospitals. He treats complex conditions like coronary artery disease and mitral valve prolapse.

• Specializes in minimally invasive heart surgery and beating heart bypass.
• Performs redo valve surgery and abdominal aortic aneurysm repair.
• Managed organ procurement for 40 heart transplant cases as a team member.
• Works at JCI-accredited Hisar Hospital, which treats 500,000+ patients annually.

The doctor is a highly experienced Cardiovascular Surgery Specialist with an extensive academic and clinical background. Currently practicing at Memorial Antalya Hospital, the doctor previously served as an Associate Professor and Assistant Professor in the Department of Cardiovascular Surgery at Akdeniz University Faculty of Medicine. With a career spanning nearly two decades, the doctor has developed deep expertise in complex cardiovascular procedures, including mechanical circulatory support, ECMO-assisted cardiopulmonary resuscitation, and peripheral bypass surgeries.

The doctor has contributed significantly to medical literature, with research published in international peer-reviewed journals focusing on vascular ablation, cardiac transplantation, and graft management.

Dr. Omer Kamil Dogan is a senior ophthalmologist at Hisar Hospital Intercontinental in Istanbul. He specializes in cornea transplantation and corneal diseases. Dr. Dogan currently heads the Ophthalmology Department at Hisar Hospital. He holds a professorship from Selcuk University Faculty of Medicine.

• Authored over 170 scientific publications and 3 book chapters.
• Treats complex conditions including glaucoma and cataracts.
• Performs specialized corneal and conjunctival surgeries.
• Practices at a JCI-accredited hospital serving 500,000 patients annually.

Dr. Servet Izci is a cardiologist with 24 years of clinical practice. He earned his MD at Fırat University (1996–2002). He completed a cardiology residency at Kartal Koşuyolu Training and Research Hospital (2010–2015). He worked as a consultant cardiologist at Kartal Koşuyolu (2015–2025) and Pendik Medical Park (2025–2026). He now practices at Lokman Hekim Istanbul Hospital (2026–present). He is a member of the Istanbul Medical Chamber and the Turkish Society of Cardiology.

Clinical focus: coronary angiography and stenting via radial access. He also performs peripheral and carotid artery interventions. He manages arrhythmias, hypertension, hyperlipidemia, and heart failure. Scientific output: three publications. Topics include catestatin as a predictor of mortality in acute pulmonary embolism, ECG changes during alcohol withdrawal, and the increased risk of high‑grade AV block in non‑O blood types.

Dr. Mustafa Saglam is the Head of the Cardiology Department at Hisar Hospital Intercontinental. He is a cardiologist and vascular surgeon specializing in aortic aneurysm repair and heart valve procedures. Dr. Saglam trained at Marmara University and Kosuyolu Heart Teaching and Research Hospital. He works at a JCI-accredited facility in Istanbul.

• Performs endovascular repair of abdominal aortic aneurysms.
• Treats coronary artery disease, arrhythmia, and hypertension.
• Proficient in balloon valvuloplasty and temporary pacemaker implantation.
• Conducts diagnostic imaging including stress tests and ambulatory cardiac monitoring.

The doctor is a highly experienced Ophthalmology Specialist currently practicing at Memorial Şişli Hospital and a private clinic in Istanbul. With a career spanning several years in prestigious medical institutions, the doctor has previously served as an Ophthalmology Specialist at Liv Hospital Ulus.

The doctor completed medical training at the Azerbaijan Medical University and furthered clinical expertise through specialized education at Selcuk University Faculty of Medicine. The professional focus remains on delivering comprehensive eye care and diagnostic services within the field of ophthalmology.

Dr. Engin Tutar is a pediatric gastroenterologist at Hisar Hospital Intercontinental in Istanbul. He is the former head of Pediatric Gastroenterology at Marmara University. Dr. Tutar has delivered over 50 presentations at national and international medical congresses. He specializes in treating complex digestive, liver, and nutritional disorders in children.

• Performs diagnostic and therapeutic endoscopy, including polypectomy and esophageal variceal bleeding control.
• Treats inflammatory bowel disease, Celiac disease, and H. pylori infections.
• Manages chronic pediatric conditions such as growth disorders and liver diseases.
• Works at JCI-accredited Hisar Hospital, which treats over 500,000 patients annually.

Dr. Ozan Ali Erdal is a pediatric orthopedic surgeon at Lokman Hekim Istanbul Hospital. He specializes in treating cerebral palsy and osteogenesis imperfecta. He focuses on deformity correction and limb lengthening. Dr. Erdal performs complex surgeries for congenital bone deficiencies and hip dislocation. He works at a JCI-accredited facility that treats 10,000+ patients annually.

• Specializes in clubfoot (PEV) treatment and height extension procedures.
• Treats pediatric fractures, malunions, and chronic foot deformities.
• Completed medical specialization at Istanbul University-Cerrahpaşa.
• Corrects congenital conditions like fibular hemimelia and bowlegs.

Dr. Nesrin Sariman is a pulmonology and sleep medicine specialist at Hisar Hospital Intercontinental. She treats asthma, COPD, and lung cancer. Dr. Sariman is a bronchoscopy specialist. She participated in a multicenter international clinical study on asthma. Dr. Sariman holds certifications in functional medicine and phytotherapy from Medipol University.

• Served as Assistant Dean at Maltepe University from 2019 to 2022.
• Treats sleep disorders including obstructive sleep apnea syndrome.
• Maintains memberships in several national and international medical associations.
• Works at Hisar Hospital Intercontinental, a JCI-accredited facility in Istanbul.

The doctor is a graduate of one of the premier dental schools in Istanbul. With a dedicated focus on restorative and aesthetic dentistry, the doctor is committed to providing high-quality dental care and improving patient smiles through professional clinical practice.