Best Doctors in the World — Page 22

Dr. Ergin Huniler is a dedicated dentist at WestDent Clinic in Izmir. He specializes in cosmetic dentistry, implantology, and restorative treatments. He earned a Master's degree from Ege University in 2006. He has completed extensive training in implant-supported prosthetics and aesthetic smile design.

• Performs complex procedures including dental implants, endodontics, and oral surgery.
• Treats patients at WestDent Clinic, an ISO 9001-certified facility.
• Uses a wide range of implant systems like Straumann and Nobel Biocare.
• Maintains a focus on functional aesthetic dentistry and periodontology.

Dr. Umit Tuncel is an ENT specialist at Lokman Hekim Istanbul Hospital. He spent 15 years in clinic leadership roles across three major Turkish medical centers. Dr. Tuncel specializes in head and neck cancers and sleep apnea surgery. He treats both adults and children for ear, nose, and throat conditions.

• Former Head of Clinic at Ankara Oncology Training and Research Hospital.
• Focuses on rhinoplasty and pediatric ENT diseases.
• Works at JCI-accredited Lokman Hekim Istanbul Hospital.
• Practices at a facility holding ISO 9001 quality management certification.

The doctor graduated from Ege University Faculty of Dentistry, achieving the second place in the faculty. Actively engaged in all fields of Dentistry, the doctor continually advances professionally by participating in various courses, trainings, and congresses.

Specialist Dr. Nurana Güller earned her medical degree and completed nephrology training at the Cerrahpaşa (Çapa) Faculty of Medicine, Istanbul University, a major academic center in Türkiye. She trained in a high-volume tertiary referral center. She contributed to multidisciplinary care for acute and chronic kidney diseases.

Her practice focuses on early CKD detection. She aims to slow progression and prevent complications. She has extensive experience in AKI management. She provides stage-specific treatment and long-term follow-up for chronic kidney failure. Her interests include hypertension, diabetic nephropathy, glomerulonephritis, UTIs, proteinuria, kidney stones, cystic diseases, dialysis, and transplantation.

Dr. Güller practices at İAÜ Medical Park. She follows evidence-based, ethical, and patient-safety principles.

Dr. Suveyda Gozukucuk is an infectious disease specialist at Hisar Hospital Intercontinental in Istanbul. She focuses on hospital-acquired infections and sterilization protocols. Dr. Gozukucuk also treats viral hepatitis and hepatitis C cases. She practices at a JCI-accredited facility recognized for high safety standards.

• Specializes in infection management for immunocompromised patients.
• Expertise in hospital sterilization and disinfection procedures.
• Completed medical specialization at Erciyes University Faculty of Medicine.
• Treats patients at a hospital serving over 500,000 people annually.

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. Esra Kaytan Saglam is a radiation oncologist at Memorial Şişli Hospital in Istanbul. She specializes in TrueBeam technology and stereotaxic radiosurgery for cancer treatment. Dr. Saglam serves as the Chief Editor for the Turkish Society of Oncology. She has authored over 110 scientific publications on various oncological issues.

• Acts as the Vice President of the Turkish Society of Oncology.
• Sits on the Scientific Advisory Board for the Journal of Medical Sciences.
• Maintains membership in the European Society of Therapeutic Radiology and Oncology.
• Works at JCI-accredited Memorial Şişli Hospital, a center with top transplant success rates.

Dr. Zinar Serhanoglu practices obstetrics, gynecology, and urogynecology. He provides prenatal care and pregnancy follow-up. He manages high-risk conditions such as preeclampsia and gestational diabetes. He performs vaginal and cesarean deliveries.

He specializes in minimally invasive surgery. He uses laparoscopy and V-NOTES for hysterectomy and for treating uterine disorders, ovarian cysts, fibroids, and ectopic pregnancy.

He treats stress urinary incontinence and pelvic organ prolapse. He provides long-term management of PCOS and endometriosis. He offers tubal ligation via laparoscopy or V-NOTES. He performs hysteroscopic treatment of uterine polyps and septum. He also provides perimenopausal and menopausal care, including bioidentical hormone therapy.

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. Nurettin Demirkol is an internal medicine specialist at Hisar Hospital Intercontinental in Istanbul. He focus on the management of hypertension, diabetes, and thyroid diseases. Dr. Demirkol holds a master’s degree in Health Management from Okan University. He has attended over 20 national medical congresses to date.

• Specializes in treating chronic conditions like hyperlipidemia and vascular problems.
• Performs etiology and diagnosis studies for complex medical cases.
• Completed residency training in internal medicine at Istanbul University.
• Works at a JCI-accredited hospital that treats 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.

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. 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. Gokhan Ertas is a Professor of Cardiology at Memorial Şişli Hospital in Istanbul. He has published 52 articles in international peer-reviewed journals. Dr. Ertas treats complex conditions like atrial fibrillation, coronary artery disease, and heart valve disorders. He practices at a JCI-accredited facility known for its high success rates in cardiovascular care.

• Member of the European Society of Cardiology and Turkish Society of Cardiology.
• Performs heart valve replacement and coronary stenting.
• Completed a research fellowship at the Thorax Center in the Netherlands.
• Contributed to three medical books on cardiovascular medicine.

Assoc. Prof. Dr. Heves Sürmeli is a specialist in Internal Medicine and Medical Oncology. She received her medical degree (M.D.) from Eskişehir Osmangazi University in 2004. She completed her Internal Medicine residency at Kartal Dr. Lütfi Kırdar Training and Research Hospital, Istanbul (2005–2010). She then completed subspecialty training in Medical Oncology at the same hospital (2014–2017).

At the same center, she served as a Medical Oncology Specialist (2017–2023). She then worked as Administrative and Clinical Director (2023–2026). Her clinical interests include breast, lung, gynecologic, gastrointestinal, and urologic cancers.

She has published many articles in international peer‑reviewed journals. She has presented at national and international conferences. She is active in professional societies. She has received several awards.

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. 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. 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.