Page 24 - Best Doctors in Turkey — Get an Online Consultation

2019 - Present, Istanbul/Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Neurosurgery Specialist

2016 - 2019, Istanbul/Istanbul/Türkiye

ACIBADEM HEALTH GROUP

Neurosurgery Specialist

2015 - 2016, /USA

OREGON HEALTH AND SCIENCE UNIVERSITY

Neurosurgery Specialist

2013 - 2016, Mardin/Mardin/Türkiye

MARDIN STATE HOSPITAL

Neurosurgery Specialist

2012 - 2013, Istanbul/Istanbul/Türkiye

HASEKİ TRAINING AND RESEARCH HOSPITAL

Neurosurgery Specialization Training

2011 - 2012, Istanbul/Istanbul/Türkiye

MARMARA UNIVERSITY TRAINING AND RESEARCH HOSPITAL

Neurosurgery Specialization Training

2011 - 2011, /USA

JOHN'S HOPKINS UNIVERSITY

Neurosurgery Specialization Training

2008 - 2011, Istanbul/Istanbul/Türkiye

HASEKİ TRAINING AND RESEARCH HOSPITAL

Neurosurgery Specialization Training

Op. Dr. Yasemin Ongun is a specialist in Ear, Nose, and Throat (ENT) and Head & Neck Surgery. She graduated from Kocaeli University Faculty of Medicine in 2005. In 2008, she completed advanced training in Otology-Neurotology, Audiology, and Head and Neck Surgery at Hacettepe University.

Dr. Ongun has worked in both public and private healthcare settings. She served at Şanlıurfa Mehmet Akif İnan Training and Research Hospital and held the position of deputy chief physician in private hospitals. She has performed many surgeries, with a focus on rhinoplasty, endoscopic sinus surgery, pediatric ENT procedures, otoplasty, and hearing-related operations.

Medical Experience

- *2024 - Present*: Memorial Şişli Hospital  

 Ophthalmology Specialist / Istanbul

- *2022 - Present*: Private Clinic  

 Ophthalmology Specialist / Istanbul

- *2019 - 2022*: Liv Hospital Ulus  

 Ophthalmology Specialist / Istanbul

Medical Education

- *2014 - 2018*: Selcuk University Faculty of Medicine  

 / Konya / Turkey

- *2004 - 2010*: Azerbaijan Medical University Faculty of Medicine  

 / Baku / Azerbaijan

Dr. Beyza Topcu is an expert in Nutrition and Dietetics. She earned her Bachelor’s degree from Gumushane University (2014-2018). She has worked at Diettherapy Nutrition and Diet Counseling Center, Mestetik Aesthetics and Beauty Center, Estetica Beauty and Aesthetic Center, Academy Fitness, and Zafiran Restaurant.

Dr. Topcu focuses on clinical nutrition, dietary therapy, and wellness programs. She has a strong record of helping patients improve their health. She uses evidence-based methods and provides personalized care. Dr. Topcu is dedicated to promoting better nutrition through effective counseling and practice.

Dr. Nurettin Demirkol is a physician with expertise in hypertension, hyperlipidemia, thyroid diseases, diabetes, and vascular conditions. He also manages the follow-up of chronic diseases. Dr. Demirkol has strong experience in identifying causes and making diagnoses. He provides advanced care in internal medicine.

He completed his undergraduate and specialization training at Istanbul University, Istanbul Faculty of Medicine. He also earned a master’s degree in Health Management from Okan University. Dr. Demirkol has worked at Hisar Intercontinental Hospital, Kozyatağı Central Hospital, and Istanbul Faculty of Medicine. He has made important contributions to patient care and chronic disease management at these institutions.

Prof. Mustafa Sağlam, M.D. graduated from Marmara University School of Medicine in 1994 and has specialized in Endovascular Repair of the Aneurysm of Abdominal Aorta, Stress Test for imaging the Coronary Artery Diseases, Ambulatory Cardiac Monitoring, Holter Test, Balloon Valvuloplasty and Temporary Pacemaker. He is currently the Head of the Cardiology Department in Hisar Hospital Intercontinental.

2005 - Present, Istanbul/Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Neurology Specialist

1982 - Present, Istanbul/Istanbul/Türkiye

CERRAHPAŞA MEDICAL FACULTY

Neurology Specialist

2004 - 2006, Istanbul/Türkiye

AMERICAN HOSPITAL

Neurology Specialist

2002 - 2004, Istanbul/Türkiye

GERMAN HOSPITAL

Neurology Specialist

1980 - 1982, Istanbul/Istanbul/Türkiye

MASLAK MILITARY HOSPITAL

(Military Service), Neurology Specialist

2001 - Present, Istanbul/Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Head of Cardiovascular Surgery Department

1990 - 2001, Istanbul/Istanbul/Türkiye

FLORENCE NIGHTINGALE HOSPITAL

Head of Surgical Sciences

1990 - 1995, Istanbul/Istanbul/Türkiye

ISTANBUL UNIVERSITY INSTITUTE OF CARDIOLOGY

Cardiovascular and Surgery Specialist

1987 - 1990, London/London/England

ST. THOMAS HOSPITAL

Chief Resident of Cardiovascular Surgery

1986 - 1987, Istanbul/Istanbul/Türkiye

ISTANBUL UNIVERSITY FACULTY OF MEDICINE

Chief Assistant of Cardiovascular Surgery

1985 - 1986, Ankara/Ankara/Türkiye

GÜLHANE MILITARY MEDICAL ACADEMY

Medical Experience

- *2024 - Present*: Memorial Şişli Hospital  

 Ophthalmology Specialist / Istanbul

- *2022 - 2024*: Liv Hospital Ulus  

 Ophthalmology Specialist / Istanbul

- *2021 - 2022*: Private Clinic  

 Ophthalmology Specialist / Istanbul

- *2019 - 2021*: Şişli Hamidiye Etfal Training and Research Hospital  

 Ophthalmology Specialist / Istanbul

- *2017 - 2019*: Gaziosmanpaşa Taksim Training and Research Hospital  

 Ophthalmology Specialist / Istanbul

- *2015 - 2017*: Tirebolu State Hospital  

 Ophthalmology Specialist / Giresun

 Medical Education

- *2011 - 2015*: Cumhuriyet University Hospital  

 / Sivas / Turkey

- *2000 - 2007*: Gazi University Faculty of Medicine  

 / Ankara / Turkey

Dr. Orhan Shencan is a medical oncology specialist. He graduated from Hacettepe University Faculty of Medicine in 1988. He completed his Internal Medicine residency at Ankara Training Hospital between 1990 and 1994. He finished his Medical Oncology training at Ankara University between 1997 and 1999. He became an Associate Professor in Medical Oncology in 2009.

He has held Internal Medicine and Medical Oncology posts at İnönü University, Ankara Training Hospital, and Ankara University Faculty of Medicine. He also worked at Ankara Etlik Specialty Hospital, Private Lokman Hekim Hospital, Acıbadem Maslak Hospital, and Fatih University (Associate Professor, 2012–2016). He later worked at Sante Oncology Center and Medical Park Gebze Hospital.

He practiced at King Hamad University Hospital, Bahrain Oncology Center, from 2017 to 2023. In 2024 he worked at Acıbadem Bodrum Hospital. He currently practices at Avicenna Ataşehir Hospital (2024–) and Lokman Hekim Istanbul Hospital (2025–).

Dr. Mehmet Aydogan is a specialist in Orthopedics, Traumatology, and Spine Surgery at Memorial Şişli Hospital. He worked in Spine Surgery there in 2024–2025 and has been in Orthopedics since 2026. He previously led the Orthopedic Surgery, Traumatology & Advanced Spine Surgery Center at Emsey Hospital (2018–2022). His experience includes the EURO SPINE Surgical Spine Center of Excellence in Switzerland (2022–2024) and a research fellowship at the UCLA Comprehensive Spine Center (2009–2011). He also held posts at Boğaziçi Spine Center, Medical Park Göztepe, and Florence Nightingale.

Education: MD, Ege University (1990–1996). Residency in Orthopedics and Traumatology at Dr. Lütfi Kırdar Kartal TRH (2000–2004). Publications: 50 journal articles and 37 presentations.

Memberships: TTB, TOTBİD, Turkish Spine Society, MINOD, NASS, SRS, European Spine Society, and APSS.

Dr. Taha Bahadir Uskul is a specialist in pulmonology and tuberculosis at Memorial Şişli Hospital in Istanbul. He previously worked at Florence Nightingale Hospitals and Istanbul Okan University Hospital.

He earned his MD from Istanbul University. He completed his specialization in pulmonology and tuberculosis at SB Istanbul Süreyyapaşa Chest Diseases and Thoracic Surgery Training and Research Hospital. He received Turkish Board Certification in Pulmonology in 2002. He is trained in interventional bronchoscopy, medical thoracoscopy, transbronchial needle aspiration, rigid bronchoscopy, and polysomnography.

His awards include Excellent Presentation and the Harasawa Fellowship (APSR, 2006). He also received a Certificate of Appreciation in 2008. He has 11 international and 23 national peer-reviewed publications and numerous presentations.

Dr. Omer Necip Aytug is a respected gastroenterologist. He graduated from Hacettepe University School of Medicine in 1980. He became an internist at Cukurova University in 1985. He completed his gastroenterology fellowship at Marmara University in 1997.

He was named Associate Professor at Firat University in 1989. In 1998, he became a Professor at Abant Izzet Baysal University. Dr. Aytug has written many scientific papers and book chapters. He has also attended several national and international congresses.

He has held important academic and clinical roles at Duzce University Faculty of Medicine, Camlica Medicana Hospital, and Memorial Service Hospital. These positions have established him as an expert in gastroenterology.

Dr. Ozan Ali Erdal is an Orthopedics and Traumatology specialist with a focus on pediatric orthopedics. His clinical interests include cerebral palsy and osteogenesis imperfecta. His work includes deformity correction, limb lengthening and height extension, and clubfoot (PEV). He also treats hip dislocation, congenital bone deficiencies including fibular hemimelia, flatfoot and other foot deformities, genu varum, pediatric fractures, and malunions.

Education: Istanbul University-Cerrahpaşa, Medicine (2000–2007). Medical specialization (2008–2013). Experience: Cerrahpaşa Hospital (2008–2013). İnebolu State Hospital (2013–2015). Pediatric Orthopedics Clinic (2015–2025). Lokman Hekim University Istanbul Hospital (2025–present).

Dr. Serhat Seyhan is a medical genetics specialist. He is the Head Physician at the Genetic Disorders Evaluation Center, Memorial Şişli Hospital in Istanbul. He has also led genetic evaluation centers at Biruni University Hospital and Bakırköy Dr. Sadi Konuk Training and Research Hospital. Dr. Seyhan chaired the Department of Medical Genetics at Istanbul Medipol University.

He completed his medical genetics training at Karadeniz Technical University. He earned his MD from Cumhuriyet University. Dr. Seyhan gained international experience as a short-term scholar at the University of Miami. He is known for his leadership in clinical genetics and his academic work in the field.