Best Doctors in Turkey

Dr. Naci Erciyes Yagan is a surgeon at Memorial Şişli Hospital in Istanbul. He specializes in chest and cardiovascular surgery. He has worked at several major Turkish medical centers since 1990. Dr. Yagan currently treats patients at one of Turkey's first JCI-accredited hospitals.

• Serves as a cardiovascular surgeon at Memorial Şişli Hospital.
• Held senior surgical roles at Florence Nightingale Hospital.
• Practiced at Yedikule Pulmonary Diseases Hospital.
• Works at a facility with a 90% success rate for organ transplants.

Prof. Dr. Gülden Kafalı is a Professor of Pediatric Cardiology. She diagnoses and treats heart diseases in children and adolescents, including congenital heart disease, cardiac arrhythmias, cardiomyopathies, myocarditis, and acute rheumatic fever. Her skills include fetal echocardiography and heart screening for young athletes.

She earned her M.D. from Ege University Faculty of Medicine (1978–1984). She completed a Pediatrics residency at Cumhuriyet University Faculty of Medicine (1988–1992). She finished a Pediatric Cardiology subspecialty at Hacettepe University Faculty of Medicine (1999–2002).

She has worked at Kartal Koşuyolu High Specialization Training and Research Hospital, Istanbul Bilim University Faculty of Medicine, Trakya University Faculty of Medicine, and Ataşehir Florence Nightingale Hospital. She provides pediatric cardiac evaluation and follow-up care.

Dr. Levent Kilickan is an anesthesiologist at Hisar Hospital Intercontinental in Istanbul. He achieved full professorship at Kocaeli University Faculty of Medicine. Dr. Kilickan focuses on cardiovascular anesthesia and organ transplantation. He works at a JCI-accredited facility meeting international safety standards.

• Specializes in intensive care and regional anesthesia.
• Completed medical residency at Istanbul Taksim Hospital.
• Treats patients at a clinic serving over 500,000 people annually.
• Experienced in complex anesthesia for major cardiovascular surgeries.

Dr. Ali Irfan Emre Tekgunduz is a hematologist at Memorial Bahçelievler Hospital in Istanbul. He specializes in bone marrow transplants and the treatment of complex blood diseases. Dr. Tekgunduz formerly served as the Deputy Head of Hematology at Ankara Oncological Hospital. He completed his medical training at Istanbul Medical University and Trakya University.

• Specialist in stem cell transplantation and internal medicine.
• Maintains membership in the European Hematological Association.
• Active member of the Society for Blood and Marrow Transplantation.
• Practices at a JCI-accredited facility, a US standard for patient safety.

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.

Dr. Eda Tanrikulu is a clinical oncologist at Anadolu Medical Center in Istanbul. She ranked 3rd nationally in Turkey's minor specialty medical exam. Dr. Tanrikulu specializes in chemotherapy and individualized cancer treatments. She works at a facility affiliated with the Johns Hopkins Hospital.

• Served as the head of the medical oncology unit at Haydarpaşa Numune Hospital.
• Participated in global training at Oxford University and ESMO in Manchester.
• Treats gastrointestinal, urological, lung, and breast cancers.
• Member of the American and European Societies of Medical Oncology.

Dr. Ümit Aykan is an ophthalmologist at Dunyagoz Eye Hospital Istanbul Etiler. He specializes in the early detection and management of glaucoma. He utilizes multidiode laser treatments to eliminate the need for direct eye intervention. This method is highly effective for patients unable to use medication. Dr. Aykan is a Fellow of the European Board of Ophthalmology (FEBO).

• Completed training at the Glaucoma Research and Education Group in San Francisco.
• Performs cataract surgery and multifocal lens implantation.
• Maintains membership in the American Academy of Ophthalmology.
• Practices at a clinic certified by TÜV NORD for quality management.

Dr. Asli Tatliparmak is an associate professor of dermatology at Memorial Bahçelievler Hospital. She is a recognized editor of two international medical books. Dr. Tatliparmak specializes in medical aesthetics and complex skin pathologies. She is a member of the European Academy of Dermatology and Venereology.

• Performs laser skin resurfacing, Botox injections, and advanced jawline contouring.
• Authored or co-authored 50 scientific publications in international and national journals.
• Served as the former Head of Dermatology at İstinye University Liv Hospital.
• Winner of the Best Oral Presentation Award at the Aegean Dermatology Days.

The doctor is a highly experienced Brain and Nerve Surgery Specialist with over two decades of clinical practice. Since 2018, the doctor has been providing specialized neurosurgical care at Memorial Antalya Hospital. Prior to this, the doctor served as a Brain and Nerve Surgery Specialist at Medicalpark Hospital and the Akdeniz University Faculty of Medicine, where the doctor practiced from 2000 to 2017.

Throughout a distinguished career spanning more than 20 years, the doctor has focused on the surgical management of complex neurological and spinal conditions, demonstrating a long-standing commitment to patient care and academic medicine within the Antalya region.

Dr. Zulfikar Polat is a professor of gastroenterology at Istanbul Aydın University. He previously practiced at Anadolu Medical Center, an affiliate of Johns Hopkins Medicine. Dr. Polat focuses on hepato-pancreatology and inflammatory intestinal diseases. He serves as an expert in both diagnostic and interventional endoscopic procedures.

• Member of prestigious international societies including AASLD, EASL, and ESGE.
• Authored 45 national and international medical publications.
• Treats complex conditions like Crohn's disease, ulcerative colitis, and cirrhosis.
• Performs specialized procedures including gastric polypectomy and duodenal polyp removal.

Dr. Ebru Ozturk Oksuz is a fertility specialist at Anadolu Medical Center in Istanbul. She focuses on IVF, hormone disorders, and high-risk pregnancy follow-up. Dr. Oksuz completed training in assisted reproductive therapies at Memorial Hospital. She works at a clinic affiliated with Johns Hopkins Medicine.

• Holds certifications in assisted reproductive therapies and perinatal ultrasound.
• Specialize in ovarian rejuvenation using PRP and PRGF techniques.
• Performs embryo cryopreservation and genetic testing for aneuploidy.
• Member of the Turkish Society of Gynecology and Obstetrics.

Place and Date of Birth 
Ankara, 1980 

Foreign Languages 
English 

Education and Experience 
1998 – 2004 Gülhane Military Medical Academy, Faculty of Medicine 
2005 – 2007 6th Motorized Infantry Brigade Infirmary, Şırnak (General Practitioner) 2007 – 2011 Gülhane Military Medical Academy, Department of Ophthalmology (Specialization) 
2011 – 2018 Isparta Military Hospital / Isparta Yunus Emre State Hospital (Specialist Physician) 
2018 – 2022 Süleyman Demirel University, Department of Ophthalmology (Assistant Professor) 
2019 – 2019 Gülhane Military Medical Academy, Department of Ophthalmology Vitreoretinal Surgery Course 
2022 – 2024 Lara Anatolia Hospital (Associate Professor) 

Number of Scientific Publications 
Over 50 scientific publications 
 

Clinical Experience 
13 years of active practice in ophthalmology; experience with over 10,000 cases 

Procedures Performed

• Cataract surgery with IOL replacement (Single and both eyes)
• LASIK and IntraLase laser eye surgery
• ReLEx SMILE and Photorefractive keratectomy (PRK)
• Corneal Cross Linking (CCL) for keratoconus
• Strabismus treatment and surgical correction
• Artisan Iris and Claw Lens applications
  Oculoplasty (eyelid surgery)
  
  Professional Memberships 
  Turkish Ophthalmological Association (TOD)
  American Academy of Ophthalmology (AAO) 
  
  Certifications 
  International Council of Ophthalmology (ICO) – Optics, Refraction & Instruments (2019)
   International Council of Ophthalmology (ICO) – Basic Sciences (2019) International Council of Ophthalmology (ICO) – Clinical Examination (2020) International Council of Ophthalmology (ICO) – Fellowship of the International Council of Ophthalmology (FICO) (2021) 
  European Board of Ophthalmology – Fellowship of the European Board of Ophthalmology (FEBO) (2021) 
  Awards 3rd Place for Best Research, 43rd National Congress of the Turkish Ophthalmological Association (TOD), 2009 
   

Books/Book Chapters 
Umut Karaca, *Healthy Generation, Secure Future: A Guide to Growth, Development, and Nutrition for School-Aged Children (for Families and Teachers)* – Chapter: "Vision Problems" (2021) 
Umut Karaca, *COVID-19 Pandemic: Current Approaches* – Chapter: "The Impact of the COVID-19 Pandemic on Clinical Ophthalmology Practice" (2021) 
Umut Karaca, *Physical Examination Handbook (Süleyman Demirel University Faculty of Medicine)* – Chapter: "Strabismus Examination" (2019)
Umut Karaca, Murat Küçükevcilioğlu, Ali Hakan Durukan – *Pediatric Vitreoretinal Surgery* – Chapter title:(Closed Globe Injuries) (2023)