Best Doctors in the World

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. 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. 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.

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. Dilek Erkan is an ophthalmologist at Memorial Şişli Hospital in Istanbul. She served as the Head of the Ophthalmology Department at Ondokuz Mayis University. Dr. Erkan began her medical practice in 1982. She works at the first hospital in Turkey to receive JCI accreditation.

• Former Head of Department at Ondokuz Mayis University Faculty of Medicine.
• Treats patients at Memorial Şişli, a center with 13 operating rooms.
• Served as a faculty member in ophthalmology for over 15 years.
• Practices at a JCI-accredited facility meeting international safety standards.

Dr. Deniz Gören is a hematologist at Memorial Şişli Hospital in Istanbul. She specializes in treating blood cancers and complex bone marrow disorders. Dr. Gören represents the European Society for Blood and Marrow Transplantation. She completed selective medical training at Harvard University Faculty of Medicine.

• Treats leukemia, lymphoma, myeloma, and aplastic anemia.
• Completed a specialist masterclass in lymphoma at the Turkish Academy of Blood Science.
• Practices at JCI-accredited Memorial Şişli, which reports a 90% organ transplant success rate.
• Member of the Turkish Academy of Blood Science and the EBMT.

Dr. Selin Bozkurt Alp is a Physical Medicine and Rehabilitation specialist. She earned her medical degree from Uludag University in 2010. She completed specialty training at Istanbul Fatih Sultan Mehmet Training and Research Hospital in 2018. She worked at Giresun Tirebolu State Hospital during compulsory service from 2020–2021. She later served at Istanbul Sultanbeyli State Hospital.

Her practice covers stroke, spinal cord injury, orthopedic rehabilitation, and rheumatic diseases. She provides pain management. She performs botulinum toxin injections, ultrasound-guided intra-articular injections, PRP, ESWT, and robotic therapy (RoboSpine). She also offers acupuncture, phytotherapy, and neural therapy. Her interests include fibromyalgia, cervical and lumbar disc herniation, heel spur, lipedema, and pediatric orthopedic conditions.

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. 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. 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.

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.

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. 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.