Best Doctors in the World

Dr. Yesim Yildirim is a medical oncologist at Anadolu Medical Center. She specializes in immunotherapy and targeted therapy for breast, lung, and gastrointestinal cancers. Dr. Yildirim is ESMO-certified and holds the rank of Professor. She completed training at Mount Vernon in the UK and Rambam Medical Center.

• Authored over 80 scientific publications on tumor biology and precision medicine.
• Treats complex cases including melanoma, sarcomas, and stage 4 lung cancer.
• Member of ASCO and the International Society of Gastrointestinal Oncology.
• Works at Anadolu Medical Center, an affiliate of Johns Hopkins Hospital.

Dr. Zuleyha Akgun is a radiation oncology specialist at Memorial Şişli Hospital in Istanbul. She focalizes on cancer treatment using targeted radiation therapy. Dr. Akgun has practiced at some of Turkey’s most active medical institutions since 2003. She serves patients at a JCI-accredited facility recognized for its high medical safety standards.

• Practices at Memorial Şişli Hospital, the first Turkish hospital to earn JCI accreditation.
• Completed a research residency at Marmara University Faculty of Medicine.
• Treats patients in a specialized oncology center that attracts international cases from 160+ countries.
• Previously served as a specialist at Erzurum Regional Training and Research Hospital.

Dr. Nermin Mammadova is a specialist in plastic, reconstructive, and aesthetic surgery. She has a strong academic background and international experience. She completed medical school at Dokuz Eylül University Faculty of Medicine. She finished specialty training in plastic surgery at Istanbul University, Istanbul Faculty of Medicine.

Her credentials include ISAPS membership, advanced surgical training, and microsurgery training. She also has international observership experience. She contributes to the field through oral presentations and scientific studies. She stays active in national and international congresses.

Dr. Selman Sarica is an Associate Professor of Otorhinolaryngology at Hisar Hospital Intercontinental in Istanbul. He specializes in a wide range of ENT procedures for both children and adults. Dr. Sarica graduated from the prestigious Cerrahpaşa School of Medicine. He has performed over 1,000 surgical procedures throughout his career.

• Expert in snoring surgery and head and neck tumor resections.
• Performs functional nasal surgeries including septoplasty and rhinoplasty.
• Treats pediatric ear, nose, and throat diseases.
• Specializes in thyroid surgery and salivary gland disease management.

Dr. Suleyman Hilmi Aksoy is a radiologist at Hisar Hospital Intercontinental in Istanbul. He specializes in diagnostic radiology, teleradiology, and interventional radiology. Dr. Aksoy previously held an Assistant Professorship at the Istanbul University Radiology Department. He has contributed to 13 medical congresses with numerous oral and written presentations.

• Member of the European Society of Radiology and the International Society of Radiology.
• Holds certifications from the Turkish Society of Interventional Radiology.
• Performs diagnostic procedures like angiography, CT scans, and biopsies.
• Works at a JCI-accredited hospital that treats over 500,000 patients annually.

The doctor specializes in the management of diabetes, hypertension, hyperlipidemia, thyroid diseases, chronic and rheumatic diseases, obesity, and gastric and intestinal diseases.

Graduated from Karadeniz Technical University Faculty of Medicine, the doctor completed specialization at Kocaeli University Faculty of Medicine.

With extensive experience, the doctor has worked at Tokat State Hospital, Private Kocaeli Konak Hospital, and currently practices at Hisar Hospital Intercontinental.

Dr. Orhan Dalkilic specializes in interventional bronchoscopy for patients with emphysema and advanced COPD. He practices at Hisar Hospital Intercontinental in Istanbul. Dr. Dalkilic completed his medical degree at 19 Mayıs University. He finished his residency at Heybeliada Chest Diseases Teaching and Research Hospital. His work focuses on diagnostic techniques for lung cancer and critical care.

• Performs diagnostic and interventional bronchoscopy for complex respiratory conditions.
• Treats sleep disorders, asthma, and chronic bronchitis.
• Clinical expertise in tuberculosis management and smoking cessation.
• Practices at a JCI-accredited hospital serving over 500,000 patients annually.

Dr. Mutlu Arat is a hematologist at Memorial Şişli Hospital in Istanbul. He is an expert in adult hematopoietic stem cell transplantation and internal diseases. Dr. Arat served as a visiting professor at the University of Minnesota. He works at a JCI-accredited facility recognized for its 90% organ transplant success rate.

• Former Director of the Adult Hematopoietic Stem Cell Transplantation Unit.
• Served as a Secretary for the European Blood and Marrow Transplantation Group.
• Inspector for the Joint Accreditation Committee ISHAGE Europe.
• Former Associate Editor of the Turkish Journal of Hematology.

Dr. Sebnem Izmir Guner is a hematologist at Hisar Hospital Intercontinental in Istanbul. She founded and directed multiple adult bone marrow transplantation centers. Dr. Guner specializes in leukemia, lymphoma, and complex coagulation disorders. She works at a JCI-accredited facility recognized for high safety standards.

• Performs haploidentical, related, and unrelated allogenic bone marrow transplants.
• Authored over 19 articles in international peer-reviewed journals.
• Received multiple academic awards for her contributions to hematology.
• Former founder and lead physician of therapeutic apheresis units.

Dr. Ramazan Gozukucuk is an infectious disease specialist at Hisar Hospital Intercontinental in Istanbul. He specializes in treating viral hepatitis, hospital-acquired infections, and travel-related diseases. He earned competency certificates in infectious diseases and clinical microbiology. Dr. Gozukucuk works at a JCI-accredited facility that treats over 500,000 patients every year.

• Participated in over 35 national and international medical congresses.
• Published 15 scientific papers on molecular biology and emerging infections.
• Expertise includes sterilization protocols and medical genetics.
• Treats patients at a clinic ranked for top radiotherapy and patient assistance.

Dr. Alihan Gurkan is a general surgeon at Memorial Antalya Hospital in Turkey. He specializes in bariatric and gastrointestinal surgery. He completed high-level fellowships at The Mount Sinai Hospital and St. Luke’s Episcopal Hospital. Dr. Gurkan previously led a Department of General Surgery for over a decade.

• Member of the American Society of Transplant Surgeons and Turkish Society of Surgery.
• Completed specialized US training in multi-organ transplantation and cardiovascular surgery.
• Performs bariatric and gastrointestinal procedures at a JCI-accredited facility.
• Treats various digestive conditions following international safety protocols.

Dr. Muzeyyen Almora Guleryuz is an obstetrician and gynecologist at Memorial Şişli Hospital in Istanbul. She provides specialized care in women’s health and pregnancy management. Her practice is based at the first hospital in Turkey to earn JCI accreditation. This ensures her patients receive care under world-class safety standards.

• Practices at Memorial Şişli Hospital, which manages patients from over 160 countries.
• Maintains a clinical focus on both obstetrics and general gynecological health.
• Served as a specialist at Acibadem Fulya and several military hospitals.
• Utilizes the advanced infrastructure of a facility with 13 dedicated operating rooms.

The doctor is a highly experienced Orthopedics and Traumatology Specialist with a career spanning over 15 years in clinical practice. Since 2009, the doctor has been providing specialized orthopedic care at Memorial Sisli Hospital.

Throughout a distinguished career, the doctor has held key positions at several prominent medical institutions, including Medicana International Istanbul Hospital, Esenler Life Hospital, and Van State Hospital. The doctor possesses extensive expertise in the diagnosis and surgical management of musculoskeletal conditions, consistently delivering high-quality patient care across diverse clinical settings.

Dr. Mehmet Aydogan is an orthopedic and spine surgeon at Memorial Şişli Hospital. He specializes in scoliosis treatment, degenerative spine disease, and complex joint reconstruction. Dr. Aydogan completed a research fellowship at the UCLA Comprehensive Spine Center. He previously served as the head of a spine surgery center in Istanbul.

• Member of the North American Spine Society and Scoliosis Research Society.
• Maintains a portfolio of 50 journal articles and 37 scientific presentations.
• Performs robotic-assisted MAKOplasty for hip and knee replacements.
• Practices at JCI-accredited Memorial Şişli, the first Turkish hospital to earn this status.

Dr. Orhan Shencan is a clinical oncologist at Lokman Hekim Istanbul Hospital. He attained an associate professorship in medical oncology in 2009. Dr. Shencan treats patients at a JCI-accredited facility in Istanbul. He completed his medical oncology training at Ankara University.

• Served as a medical oncology specialist at the Bahrain Oncology Center.
• Held a former associate professor role at Fatih University Faculty of Medicine.
• Practiced at several major Turkish institutions, including Acıbadem Maslak Hospital.
• Works at a clinic that treats over 10,000 patients every year.

Dr. Servet Alan is a specialist in infectious diseases and clinical microbiology at Memorial Şişli Hospital. He holds a Master’s degree in pediatric infectious diseases from Istanbul University. Dr. Alan also earned a Master’s in hospital and healthcare management. He treats patients at a JCI-accredited facility known for world-class safety standards.

• Member of the Klimik Association and the Turkish Society of Microbiology.
• Active member of the Association for Hospital Infections and Control.
• Served as a specialist at Haseki Training and Research Hospital for 15 years.
• Participates in numerous international microbiology congresses and seminars.

Dr. Faruk Eroglu is an ophthalmologist at Hisar Hospital Intercontinental in Istanbul. He has performed over 10,000 argon laser procedures. Dr. Eroglu specializes in retinal diseases, cataract surgery, and excimer laser therapy. He trained at Istanbul University’s Faculty of Medicine. His practice focuses on diabetes-related yellow spot treatment and refractive surgery.

• Completed over 5,000 excimer laser treatments and 1,000 cataract surgeries.
• Maintains membership with the American Academy of Ophthalmology.
• Member of the European VitreoRetinal Society and the International Ocular Inflammation Society.
• Works at Hisar Hospital, a JCI-accredited facility serving 500,000 patients annually.

Dr. Birol Baysal is a gastroenterology specialist at Memorial Şişli Hospital in Istanbul. He has held clinical and academic roles at major Turkish medical institutions. Dr. Baysal serves as a lecturer in gastroenterology at Bezmialem Foundation University. He works at a JCI-accredited facility known for its high clinical safety standards.

• Treats a variety of digestive system disorders and colorectal conditions.
• Served as a gastroenterology specialist at Diyarbakir Training and Research Hospital.
• Practices at Memorial Şişli, the first hospital in Turkey to earn JCI accreditation.
• Maintains a clinical focus on internal medicine and digestive health.