Page 25 - Best Doctors in the World

Dr. Fatima Bayramova completed a Bachelor’s degree at the Azerbaijan Medical Faculty in 2014. She completed residency training at Hacettepe University Faculty of Medicine in 2020 and at Istanbul University in 2025. She served as a Research Assistant in Internal Medicine at Hacettepe from 2016 to 2020. She then worked as a Specialist at Erdem Hospital in 2021. From 2021 to 2025, she was a Research Assistant in Endocrinology and Metabolic Diseases at the Istanbul Faculty of Medicine.

Her expertise includes diabetes mellitus, thyroid disease, obesity, adrenal and pituitary disorders, and osteoporosis. She also studies the correlation between bone marrow aspiration and biopsy results. She is a member of the Turkish Society of Endocrinology and Metabolism.

Harun Kaya is a hair transplant specialist. He completed the Anesthesia Technician Program at Istanbul Okan University (2018–2020).

Experience: Hair Transplant Assistant at Este Future Clinic (2020–2021). Hair Transplant Technician at Rizza Hair Clinic in Kosovo (2021–2022). Hair Transplant Specialist at Lokman Hekim Medical Center in Ankara (2022–2023). Hair Transplant Specialist at Emsey Hospital (2023–2024). Hair Transplant Specialist at Lokman Hekim Istanbul Hospital (2024–2026). He speaks Turkish.

Prof. Dr. Nesrin Sarıman graduated from Marmara University Faculty of Medicine (English) in 1990 and completed her specialization in “Chest Diseases and Tuberculosis” at Fatih Sultan Mehmet Training and Research Hospital. She worked at Maltepe University Faculty of Medicine Hospital between from 2004 till 2022, obtaining the titles of associate professor and professor. Her primary areas of interest include; Obstructive Lung Diseases (Asthma-Allergy, COPD), Sleep Disorders (Obstructive Sleep Apnea Syndrome), Lung Cancer, and Smoking Cessation Treatments. She is a bronchoscopy specialist and sleep physician. She has published articles in national and international journals and has authored book chapters. She participated in a multicenter international clinical study on asthma. She has taught undergraduate and graduate courses and supervised master’s theses. She has served as a member of the Clinical Research Ethics Committee. She holds memberships in national and international associations. During the COVID-19 pandemic, she actively participated in COVID-19 services. During her years at Maltepe University Faculty of Medicine, she undertook numerous administrative and academic roles, including serving as the editor of “Maltepe Medical Journal” and as the assistant dean from 2019 till 2022. She participated in certified training programs organized under the Ministry of Health GETAT applications at Medipol University in “Functional Medicine” and “Phytotherapy” and completed training in “Hypnosis Application Training”

Dr. Gokhan Ertas is a Professor of Cardiology with more than 20 years of clinical and academic experience. He has published 52 articles in international peer-reviewed journals. He has also contributed 3 chapters to national and international books. Dr. Ertas has presented 20 papers at international meetings and 25 at national meetings. He is dedicated to advancing cardiovascular medicine.

He is a member of the Turkish Society of Cardiology, the European Society of Cardiology, and the Stem Cell and Cellular Therapies Association. Dr. Ertas is recognized for his academic work and active role in the global cardiology community.

Dr. Volkan Seneger completed medical school at Dokuz Eylül University Faculty of Medicine (2007–2014). He then trained in psychiatry at Göztepe Training and Research Hospital (2015–2019). He worked as a general practitioner at Erzurum Aşkale State Hospital (2014–2015). He practiced psychiatry at Düzce Atatürk State Hospital (2019–2022), Istanbul Pendik State Hospital (2022–2025), and Private Mercan Hospital (2025).

He currently practices at Lokman Hekim Istanbul Hospital (2025–present). He is a member of the Turkish Psychiatry Association and the Turkish Medical Association.

Dr. Nihal Durmus Kocaaslan is an Associate Professor of Plastic, Reconstructive, and Aesthetic Surgery at Marmara University. Kocaaslan holds TPRECD and EBOPRAS certifications (2013). Kocaaslan became a Fellow of the American College of Surgeons (FACS) in 2021. Kocaaslan has served as a Forensic Expert at the Ministry of Justice since 2019. Kocaaslan earned a PhD in Forensic Medicine in 2020.

Expertise includes orthognathic, maxillofacial, and jaw surgery, as well as cleft lip and palate and other congenital anomalies. Kocaaslan also specializes in breast and chest wall reconstruction, chronic wound repair, and aesthetic surgery.

International training includes reconstructive microsurgery at RWTH Aachen. It also includes breast, face, and body aesthetics at clinics in the United States and cleft care at Seattle Children’s. Kocaaslan trained in craniosynostosis at Erasmus University Rotterdam and in maxillofacial and orthognathic surgery at St. George’s Hospital. Kocaaslan is a board member of EPCD and active in wound care and cleft associations. Memberships include ACS, ISAPS, the American Cleft Palate Foundation, and AO Craniofacial.

Dr. Sura Celil is a dentist. She graduated from the Faculty of Dentistry at Ankara University in 2010.

Experience: Dentist at OralDent Oral and Dental Health Polyclinic (2010–2012). Dentist at WhiteDent Oral and Dental Health Polyclinic (2010–2012). Dentist at Tacenter Kurtköy Oral and Dental Health Polyclinic (2012–2017).

Op. Dr. Yasemin Ongun is a specialist in Ear, Nose, and Throat (ENT) and Head & Neck Surgery. She graduated from Kocaeli University Faculty of Medicine in 2005. In 2008, she completed advanced training in Otology-Neurotology, Audiology, and Head and Neck Surgery at Hacettepe University.

Dr. Ongun has worked in both public and private healthcare settings. She served at Şanlıurfa Mehmet Akif İnan Training and Research Hospital and held the position of deputy chief physician in private hospitals. She has performed many surgeries, with a focus on rhinoplasty, endoscopic sinus surgery, pediatric ENT procedures, otoplasty, and hearing-related operations.

Dr. Süveyda Gözüküçük completed her medical education at Çukurova University Faculty of Medicine. She then specialized in Infectious Diseases at Erciyes University Faculty of Medicine and is currently serving her patients in the Infectious Diseases department at Hisar Hospital Intercontinental. Her medical interests include Infection Management in Special Convalescence (Immunocompromised), Hospital Infections, and Sterilization and Disinfection.

MEDICAL INTERESTS

• Hospital Infections
• Sterilization and Disinfection
• Hepatitis

Dr. Suleyman Aliyazicioglu is a plastic, reconstructive, and aesthetic surgery specialist at Memorial Göztepe Hospital (2025–present). He previously worked at Kırklareli Training and Research Hospital (2022–2025).

He earned his MD from the Gazi University Faculty of Medicine (2008–2014). He completed specialty training in plastic, reconstructive, and aesthetic surgery at Pamukkale University (2022). He is a member of the Istanbul Medical Chamber.

His professional development includes an Erasmus exchange at the Medical University of Lublin (2013). He attended the Plastic, Reconstructive and Aesthetic Surgery Residents’ School (2018) and Eurasian Non-Surgical Days (2019). He also took part in the National Congress of Plastic, Reconstructive and Aesthetic Surgery (2022, 2023).

Dr. Ismail Onder Uysal is a specialist in plastic surgery and ENT with over 26 years of experience. He has performed around 2,500 procedures. He is known worldwide for his skills in rhinoplasty, including open and closed techniques and revision surgeries.

Dr. Uysal graduated from Cumhuriyet University in 1999. He has worked as a lecturer in academic medicine and has published in international medical journals. Many patients from different countries seek his advanced surgical care.

Dr. Alihan Gurkan is a gastrointestinal surgeon with over 25 years of experience. He specializes in bariatric and advanced gastrointestinal procedures. For more than ten years, he led the Department of General Surgery. He is known for his focus on patient safety and his commitment to international standards.

Dr. Gurkan is a member of several professional organizations, such as the American Society of Transplant Surgeons and the Turkish Society of Surgery. He completed advanced fellowships in cardiovascular and multi-organ transplantation at leading US institutions. His practice is known for high success rates and the use of modern surgical techniques.

Prof. Dr. Levent Kılıçkan graduated from Trakya University Faculty of Medicine in 1989. He completed his residency at Istanbul Taksim Hospital in 1994. He became an associate professor at Kocaeli University Medical Hospital in 2001. In 2006, he was promoted to full professor at Kocaeli University Faculty of Medicine.

Dr. Kılıçkan has attended many national and international medical events. His main areas of interest are intensive care, regional anesthesia, organ transplantation, and cardiovascular anesthesia.

Dr. Fatma Kural Aydın is an internal medicine specialist at Hisar Hospital Intercontinental. She focuses on the assessment, diagnosis, treatment, and follow-up of internal diseases. She earned her M.D. from Istanbul University Cerrahpaşa School of Medicine (English Education, 1998). She completed her residency at Istanbul University School of Medicine in 2010.

Her main areas of interest are endocrine and metabolic diseases. Dr. Kural Aydın has worked at Andirin State Hospital in Kahramanmaras and Istanbul University Cerrahpaşa Faculty of Medicine. She has extensive clinical experience and is dedicated to improving patient care in her field.

Medical Experience:

- 2024 - Present: Memorial Şişli Hospital  

 Specialist in Internal Medicine and Hematology / Istanbul

- 2017 - 2024: Istanbul Florence Nightingale Hospital  

 Specialist in Internal Medicine and Hematology / Istanbul

- 2015 - 2017: Eskişehir Yunus Emre State Hospital  

 Hematology Specialist - Compulsory Service / Eskişehir

Medical Education:

- 2020 - 2024: Istanbul Florence Nightingale Hospital  

 Demiroğlu Bilim University, Faculty of Medicine / Istanbul, Turkey

- 2017 - 2020: Istanbul Florence Nightingale Hospital  

 Demiroğlu Bilim University, Faculty of Medicine / Istanbul, Turkey

- 2011 - 2015: Eskişehir Osmangazi University, Faculty of Medicine, Department of Hematology / Eskişehir, Turkey

- 2009 - 2011: Harvard University, Faculty of Medicine / Boston, USA

- 2000 - 2008: Ankara University, Faculty of Medicine / Ankara, Turkey

- 1994 - 2000: Ankara University, Faculty of Medicine / Ankara, Turkey

Attended Professional Trainings, Courses, and Conferences:

- European Society for Blood and Marrow Transplantation, 3rd EBMT International Transplant Course, Barcelona, Course, 07.09.2018-09.09.2018 (International)

- Turkish Academy of Blood Science, Lymphoma Masterclass, Istanbul, Course, 01.09.2016-01.03.2017 (National)

- Advanced Life Support Course, Istanbul

Membership in Professional Associations:

- European Society for Blood and Marrow Transplantation

- Turkish Academy of Blood Science

- Advanced Life Support Course

*EXPERIENCE*

2023 - Present, Istanbul/Turkey

MEMORIAL ATAŞEHİR HOSPITAL

Pediatric Neurology Specialist

2022 - 2023, Gaziantep/Turkey

SANKO UNIVERSITY FACULTY OF MEDICINE HOSPITAL
Pediatric Neurology Specialist

2019 - 2020, Gaziantep/Turkey

HASAN KALYONCU UNIVERSITY

Pediatric Neurology Specialist

2017 - 2019, Şanlıurfa/Turkey

ŞANLIURFA TRAINING AND RESEARCH HOSPITAL

Pediatric Neurology Specialist (Compulsory Service)

*EDUCATION*

2017, Venice/Italy

San Servolo University Summer School

2014 - 2017, Kayseri/Turkey

ERCİYES UNIVERSITY FACULTY OF MEDICINE

Pediatric Neurology Fellowship Training

2008 - 2013, Istanbul/Turkey

BAKIRKÖY WOMEN'S AND CHILDREN'S DISEASES TRAINING AND RESEARCH HOSPITAL

Pediatric Medicine Residency Training

2001 - 2007, Istanbul/Turkey

CERRAHPAŞA FACULTY OF MEDICINE
Medical Doctor Education

• 2001 - Currently, İstanbul/İstanbul/Turkey
  MEMORIAL ŞİŞLİ HOSPITAL
  Chest and Cardiovacular Surgeon
• 1997 - 2001, İstanbul/İstanbul/Turkey
  FLORENCE NIGHTINGALE HOSPITAL
  Chest and Cardiovacular Surgeon
• 1992 - 1997, İstanbul/İstanbul/Turkey
  YEDİKULE PULMONARY DISEASES HOSPITAL
  Chest and Cardiovacular Surgeon
• 1990 - 1992, İzmir/İzmir/Turkey
  HATAY MILITARY HOSPITAL
  Medical Third Lieutenant