Best Doctors in Istanbul

Dr. Hasim Ustunsoy is a cardiac surgeon at Anadolu Medical Center in Istanbul. He pioneered robotic cardiac surgery using the Da Vinci system in Turkey. Dr. Ustunsoy specializes in valve repair and coronary artery bypass. He provides treatment for both adults and children with complex heart conditions.

• Former Head of the Lung Transplant Center at Gaziantep University.
• Completed fellowships at Glasgow University and Columbia University in New York.
• Served as an Associate Professor at Geneva University in Switzerland.
• Member of the International Society for Heart and Lung Transplantation.

Dr. Erdem Turemen is an endocrinologist at Anadolu Medical Center in Istanbul. He has authored over 25 national and international medical publications. Dr. Turemen treats diabetes, obesity, and thyroid disorders. He also manages complex diseases of the pituitary and adrenal glands.

• Specializes in Type 1 and Type 2 diabetes management.
• Treats endocrine-related cancers including thyroid and adrenal tumors.
• Performs thyroid biopsies and subtotal thyroidectomy procedures.
• Works at Anadolu Medical Center, a Top 10 global hospital by MTQUA.

With over 40 years of experience, the doctor specializes in cancer and obesity surgery, with a focus on surgical pancreatic cancer treatment, including the Whipple procedure. The doctor has enhanced their skills at Johns Hopkins University in the USA. Additionally, they contribute to scientific research and education as a lecturer at Istanbul University Cerrahpaşa Faculty of Medicine.

Dr. Gökhan Temiz is a nephrologist at Memorial Bahçelievler Hospital in Istanbul. He has authored over 60 scientific publications in international journals. This makes him one of Turkey's most published experts in kidney transplantation. Dr. Temiz specializes in chronic kidney disease and glomerulonephritis. He completed training at Munich Technical University in Germany.

• Specializes in kidney transplantation and dialysis management.
• Treats acute renal failure and complex glomerular diseases.
• Member of the European Renal Association (ERA–EDTA).
• Sits on the Clinical Journal of Translation Turkey Committee.

Dr. Ayse Arvas Ulug is a hair transplant surgeon at Quartz Hospital in Istanbul. She specializes in the biology of hair follicles at the cellular level. Dr. Ulug earned her medical degree from the prestigious Istanbul University Cerrahpaşa.

• Specialist in Histology and Embryology with a focus on tissue regeneration.
• Expertise includes wound healing and the microscopic structure of skin tissues.
• Performs hair mesotherapy, PRP therapy, and stem cell hair treatments.
• Practices at Quartz Hospital, which serves over 6,500 international patients annually.

Dr. Abdurrahman Efem is a physician trained at İnönü University Faculty of Medicine (2000–2008). He graduated with a score of 74/100. He also holds a master’s degree in Clinical Psychology from Haliç University (2015–2016).

His practice focuses on emergency and public health. He worked at Dabanoğlu Health Center in Diyarbakır (2008–2011). He then served at the Istanbul Provincial Ambulance Service (2011–2012). He worked at the İstinye State Hospital Emergency Clinic (2012–2014). He joined the Inspection Unit of the Istanbul Provincial Health Directorate (2014–2015). He later worked at the Şişli Etfal EAH Emergency Clinic (2016–2017). Languages: Turkish (native), French, English.

Dr. Seref Komurcu is a medical oncologist at Anadolu Medical Center in Istanbul. He specializes in treating breast, lung, colorectal, and solid cancers. Dr. Komurcu holds both ECFMG and ESMO certifications. He previously served as a professor at Gülhane Military Medical Academy.

• Published over 110 scientific papers on cancer management.
• Provides immunotherapy, targeted therapy, and chemotherapy treatments.
• Member of the American Society of Clinical Oncology.
• Works at a clinic affiliated with Johns Hopkins Medicine.

Dr. Baris Demiriz is a general and bariatric surgeon at Dr. MED in Istanbul. He specializes in laparoscopic weight loss procedures and obesity treatment. Dr. Demiriz earned his medical degree from Istanbul University. He completed his surgical residency at Bakirkoy Dr. Sadi Konuk Training Hospital.

• Member of the International Federation for the Surgery of Obesity (IFSO).
• Performs gastric sleeve surgery at a clinic with a 97% success rate.
• Works at a center treating 4,500+ patients annually from Europe and the USA.
• Maintains membership in the National Society of Endoscopical Laparoscopic Surgery.

Dr. Hatice Hale Tuzun is a neurologist at Memorial Bahçelievler Hospital in Istanbul. She focuses on diagnosing and treating various neurological disorders. Dr. Tuzun previously served as a specialist at the prestigious American Hospital in Turkey. She practices at a JCI-accredited facility known for its high patient safety standards.

• Practices at Memorial Bahçelievler, a medical center with ISO quality certification.
• Served as a neurology specialist at Ethica FIG Hospital for over a decade.
• Treats patients in a facility recognized for advanced brain surgery and neurology.
• Provides consultations at one of Istanbul's most modern multidisciplinary hospitals.

Dr. Tamer Cakar is a dentist at Dr. MED in Istanbul. He specializes in aesthetic dentistry, endodontics, and dental jewelry. He formerly served as Deputy Chief Physician at the Acibadem Hospital Dental Clinic. Dr. Cakar earned his MD from Aegean University.

• Specializes in veneers, smile makeovers, and root canal treatments.
• Founder of ActGrillz Dental Jewelry Atelier, creating decorative gold and silver covers.
• Served as the Army Chief Physician Dentist.
• Completed specialized training in endodontic and aesthetic dentistry.

Dr. Sadi Kerem Okutur is a medical oncologist at Memorial Bahçelievler Hospital in Istanbul. He specializes in chemotherapy, immunotherapy, and targeted therapy for various cancers. Dr. Okutur achieved his Associate Professorship in 2016. He treats complex conditions like melanoma and pancreatic cancer. He holds certification from the European Society for Medical Oncology (ESMO).

• Winner of the Oncology Research Award from the Turkish Medical Oncology Association.
• Authored over 20 scientific papers and 10 book chapters on oncology.
• Member of the Turkish Immuno-Oncology Society.
• Practices at JCI-accredited Memorial Bahçelievler Hospital.

Dr. Haluk Duman is a Professor of Plastic Surgery at Anadolu Medical Center in Istanbul. He specializes in reconstructive surgery after cancer, burns, and skin tumors. Dr. Duman completed a high-level fellowship at the MD Anderson Cancer Center in the US. He treats both adult and pediatric patients for complex hand and maxillofacial conditions.

• Published over 60 scientific papers on micro-surgery and aesthetic procedures.
• Member of the World Society for Reconstructive Microsurgery.
• Expert in breast reconstruction, melanoma surgery, and maxillofacial reconstruction.
• Works at Anadolu, a clinic affiliated with Johns Hopkins Hospital.

Dr. Ahmet Nadir Tosyali is a pediatric surgeon at Anadolu Medical Center in Istanbul. He holds the Turkish Pediatric Surgery Qualification Certificate. Dr. Tosyali treats complex conditions like Wilms tumor, neuroblastoma, and spina bifida. He provides care at a clinic affiliated with Johns Hopkins Medicine.

• Specializes in neonatal surgery, pediatric urology, and oncological procedures.
• Completed training in anorectal malformations and international hypospadias repair.
• Member of the Turkish Society of Pediatric Surgery and the Pediatric Urology Society.
• Works at a Top 10 world hospital according to MTQUA rankings.