أفضل الأطباء في العالم | الصفحة 23

Dr. Gencer Huniler is an orthodontist at WestDent Clinic in İzmir, Turkey. He specializes in fixed braces, transparent aligners, and orthopedic correction. Dr. Huniler completed his dental education and specialty training at Ege University. He addresses complex jaw irregularities and misalignments for children and adults.

• Completed a course on the Damon System for efficient tooth movement.
• Holds a Certificate of Verifiable Continuing Professional Development from EOS.
• Expert in diagnosis, treatment planning, and treatment mechanics.
• Practices at WestDent Clinic, an ISO 9001-certified facility in Turkey.

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. Emrah Ugurlu is an ENT specialist at Adem and Havva Medical Center in Istanbul. He specializes in rhinoplasty, revision nose surgery, and blepharoplasty. Dr. Ugurlu performs endoscopic sinus surgery and treats vocal cord diseases. He completed his medical training at Akdeniz and Dokuz Eylul universities.

• Member of the Facial Plastic Surgery Association.
• Published research on pediatric rhinosinusitis and hearing aid outcomes.
• Part of a clinic that has performed over 16,000 plastic surgery interventions.
• Sits on the Turkish Ear Nose Throat and Head and Neck Surgery Foundation.

Dr. Ibrahim Erdim is an ENT specialist. He studied at the Istanbul Faculty of Medicine from 2003 to 2009. He completed his ENT residency at Bakırköy Dr. Sadi Konuk Training and Research Hospital from 2010 to 2014. His specialty thesis examined polysomnographic findings in obese adolescents with and without metabolic syndrome.

Experience: He worked at Erbaa State Hospital from 2014 to 2017. He served in the Department of Otorhinolaryngology at Tokat Gaziosmanpaşa University Faculty of Medicine from 2017 to 2020. He worked at Sancaktepe Training and Research Hospital, Otorhinolaryngology, from 2020 to 2025. He has been an ENT specialist at Lokman Hekim Istanbul Hospital since 2016.

Interests: Otology and neurotology; head and neck cancer surgery; rhinoplasty and facial plastic surgery; pediatric ENT; medical facial aesthetic procedures.

Publications include Stapes Stabilizing Cartilage Graft, Nasal Axis Lateralization Suture Technique in Crooked Nose, and Effect of Propolis on Salivary Glands After Radiotherapy. Memberships: Turkish Medical Association and Istanbul Association of Ear, Nose, Throat and Head & Neck Surgeons.

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. Turker Sahiner is a neurologist at Memorial Şişli Hospital in Istanbul. He is the founding president of the Alzheimer's Association Denizli Branch. Dr. Sahiner specializes in treating Alzheimer's disease and epilepsy. He works at the first hospital in Turkey to earn JCI accreditation.

• Member of the International Society to Advance Alzheimer’s Research and Treatment.
• Holds membership in the Society for Neuroscience.
• Completed neurology specialization training at Ondokuz Mayis University.
• Member of the Turkish Brain Research and Neuroscience Association.

Dr. Koray Tuncer is a gastroenterology specialist at Memorial Şişli Hospital in Istanbul. He has worked there since 2009. He previously served at Private Yunus Emre Hospital from 2003 to 2009.

He earned his MD from Istanbul University, Istanbul Faculty of Medicine (1982–1988). He completed an Internal Medicine residency at SSK Okmeydanı Hospital (1989–1993). He served as Chief Assistant in Internal Medicine at Kartal Training and Research Hospital (1995–1998). He completed gastroenterology fellowships at Haydarpaşa Numune Hospital (1998–1999) and Ege University (1999–2003).

Professional memberships include the Turkish Society of Gastroenterology, the Turkish Association for the Study of the Liver, and the Turkish Medical Association.

He has 5 international and 13 national publications. He has delivered 8 international and 41 national presentations. His additional training includes summer internships at Kantonsspital Aarau (Anesthesiology, 1985) and Kantonsspital Münsterlingen (Internal Medicine, 1987). He regularly attends postgraduate gastroenterology and hepatology courses and national congresses.

Dr. Taha Bahadir Uskul is a pulmonologist at Memorial Şişli Hospital in Istanbul. He earned the Harasawa Fellowship and Excellent Presentation Awards from the Asian Pacific Society of Respirology. Currently, he treats lung diseases and tuberculosis at a JCI-accredited facility. Dr. Uskul holds national board certification in pulmonology.

• Specializes in interventional bronchoscopy, medical thoracoscopy, and polysomnography.
• Authored 11 international and 23 national peer-reviewed scientific publications.
• Completed specialized interventional training in France and Italy.
• Member of the European Respiratory Society and the Turkish Thoracic Society.

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. 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.

2020 - Present, Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Neurology Specialist

2009 - 2020, Istanbul/Türkiye

PRIVATE SİŞLİ FLORENCE NIGHTINGALE HOSPITAL

Neurology Specialist

2008 - 2008, Sakarya/Türkiye

SAKARYA YENİKENT STATE HOSPITAL

Neurology Specialist

2007 - 2008, Ankara/Türkiye

ANKARA OCCUPATIONAL DISEASES HOSPITAL

Neurology Specialist

Dr. Oya Ercan is a pediatric endocrinologist at Memorial Şişli Hospital in Istanbul. She founded the Adolescent Science Branch at Cerrahpaşa Medical Faculty. Dr. Ercan specializes in hormonal disorders in children and teenagers. She previously served as visiting Chief Resident at Middlesex Hospital in London.

• Current Head of the Department of Pediatric Endocrinology at Cerrahpaşa Medical Faculty.
• Treats a wide variety of pediatric endocrine and cellular conditions.
• Practices at JCI-accredited Memorial Şişli Hospital, a leading center for specialized care.
• Holds nearly four decades of clinical experience in Turkish and British medical systems.

Dr. Naci Karaagac is a neurology specialist at Memorial Şişli Hospital in Istanbul. He has maintained a clinical presence at Cerrahpaşa Medical Faculty since 1982. Dr. Karaagac treats patients at one of Turkey’s most established private medical centers. He works within a JCI-accredited facility that holds world-class safety standards.

• Practices at Memorial Şişli Hospital, the first JCI-accredited center in Turkey.
• Served as a neurology specialist at the American Hospital and German Hospital.
• Completed medical service as a specialist at Maslak Military Hospital.
• Treats a variety of neurological conditions within a multidisciplinary hospital setting.

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.

Dr. Yasemin Ongun is an ENT and Head & Neck Surgery specialist at Hisar Hospital Intercontinental. She focuses on rhinoplasty, endoscopic sinus surgery, and pediatric procedures. Dr. Ongun completed specialized training in Otology-Neurotology and Audiology at Hacettepe University. She serves at a JCI-accredited medical center in Istanbul.

• Performs endoscopic endonasal dacryocystorhinostomy for tear duct obstructions.
• Treat pediatric conditions including tonsil, adenoid, and ear tube surgeries.
• Specializes in snoring and sleep apnea surgical treatments.
• Former deputy chief physician with years of experience in private healthcare.

Dr. Ahmet Nevzat Nayir is a pediatric nephrology specialist at Memorial Şişli Hospital in Istanbul. He serves as a Professor at the Istanbul Faculty of Medicine. Dr. Nayir specializes in treating kidney and urinary tract conditions in children. He works at the first hospital in Turkey to earn JCI accreditation for safety.

• Holds a professorship in the Division of Children's Nephrology.
• Treats complex pediatric kidney diseases at a leading multidisciplinary medical center.
• Practices at a facility with a 90% success rate in organ transplantation.
• Maintains an academic role alongside his clinical practice at Memorial Şişli.