Page 19 - Treatment in Istanbul (Turkey)

Dr. Servet Alan is a specialist in Infectious Diseases and Clinical Microbiology. He works at Memorial Ataşehir Hospital (2010–present) and Memorial Şişli Hospital (2000–present). He previously served at Haseki Training and Research Hospital (1997–2012).

Education: MD, Istanbul University (1983–1989). MSc in Pediatric Infectious Diseases (1991–1993). Residency in Infectious Diseases and Clinical Microbiology, Istanbul University (1993–1997). Master’s in Hospital and Healthcare Management, Beykent University (2004–2007).

Professional memberships: Klimik Association; Turkish Society of Microbiology; Association for Hospital Infections and Control. He has participated in many trainings, courses, seminars, and congresses.

2003 - Present, Istanbul/Istanbul/Türkiye

MEMORIAL ANKARA HOSPITAL

Nuclear Medicine Specialist

2003 - 2003, Erzincan/Erzincan/Türkiye

B. ERZINCAN STATE HOSPITAL

Nuclear Medicine Specialist

1994 - 1995, Samsun/Samsun/Türkiye

SAMSUN HAVZA SEYHLER HEALTH CENTER

General Practitioner

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.

 Medical Experience

- *2023 - Present*: Memorial Şişli Hospital  

 Neurosurgery Specialist / Istanbul

- *2013 - 2023*: Bezmialem University Faculty of Medicine  

 Neurosurgery Specialist / Istanbul

- *2011 - 2013*: Konya Beyşehir State Hospital  

 Neurosurgery Specialist / Konya

- *2010 - 2011*: Bezmialem University Faculty of Medicine  

 Research Assistant in Brain and Nerve Surgery / Istanbul

 Medical Education

- *2021 - 2023*: Bezmialem Vakif University Faculty of Medicine  

 / Istanbul / Turkey

- *2006 - 2011*: Bezmialem Vakif University Faculty of Medicine  

 / Istanbul / Turkey

- *2000 - 2006*: Istanbul University Cerrahpasa Faculty of Medicine  

 / Istanbul / Turkey

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.

Prof. Dr. Ilknur Erenler Bayraktar is a General Surgeon with expertise in colorectal surgery, advanced laparoscopic and robotic surgery, and gastrointestinal oncology. She earned her medical degree and completed her general surgery residency at Istanbul University Cerrahpaşa Faculty of Medicine.

Dr. Bayraktar has international experience from the Cleveland Clinic Digestive Disease Institute in the USA and Klinikum rechts der Isar in Germany. In 2021, she received the European Board of Coloproctology (EBSQ-C) specialist certification, highlighting her skills in coloproctology.

She is known for her work in minimally invasive surgical techniques. Dr. Bayraktar is an active member of the European Society of Coloproctology and the European Surgical Society of Oncology.

The doctor is a distinguished Orthopedic Surgeon with 19 years of experience in treating musculoskeletal conditions and injuries. Recognized for his expertise, he has received several awards, including the Turkish Association of Orthopedics and Traumatology Award of Best Verbal Declaration in 2015.

He is a member of numerous professional organizations such as the International Society of Arthroscopy Knee Surgery & Orthopaedic Sport Medicine and the European Society of Sports Traumatology Knee Surgery and Arthroscopy. The doctor completed his medical education and specialization at GATA Faculty of Medicine and pursued a fellowship in Orthopedics and Traumatology at Wake Forest University in the USA.

• 2010 - Currently, İstanbul/İstanbul/Turkey
  MEMORIAL ŞİŞLİ HOSPITAL
  General Surgery Specialist
• 2000 - 2010, İstanbul/İstanbul/Turkey
  MEMORIAL HİZMET HOSPITAL
  General Surgery Specialist, Assistant Head Physician
• 1992 - 1993, Gümüşhane/Gümüşhane/Turkey
  GÜMÜŞHANE PUBLIC HOSPITAL
  Compulsory Service

2021 - Currently MEMORIAL ŞİŞLİ HOSPITAL

Associate Professor of General Surgery / Istanbul

2018 - 2021 ISTANBUL FLORENCE NIGHTINGALE HOSPITAL,

SCIENCE UNIVERSITY

Associate Professor of General Surgery / Istanbul

2014 - 2018 ACIBADEM UNIVERSITY ATAKENT HOSPITAL

Assistant Professor / Istanbul

2012 - 2013 TDV 29 MAY HOSPITAL

General Surgery Specialist / Istanbul

The doctor has a distinguished career in cardiovascular surgery with a focus on minimally invasive and robotic techniques. Having held positions at prestigious institutions worldwide, the doctor has made significant contributions to research and education in the field.

After completing a specialization in cardiovascular surgery at Uludag University, the doctor gained experience at various medical centers, including Glasgow University and Columbia University. The doctor has served as an Associate Professor at Geneva University and a Professor at Gaziantep University, where they also headed the Lung Transplant Center.

The doctor is a member of several professional societies, including the European Cardio-Thoracic Surgery and the International Society for Heart & Lung Transplantation.

The doctor is an ECFMG and ESMO-certified medical and breast oncologist with over 20 years of experience, specializing in solid cancer, breast cancer, colorectal, and lung cancer treatment. Since 2016, the doctor has been a medical oncology specialist at Anadolu Medical Center.

The doctor graduated from Gülhane Military Medical Academy with a degree in general medicine and completed specialties in internal and medical oncology. The doctor has been a professor and associate professor at Gülhane Military Medical Academy, contributing significantly to medical education.

With over 110 papers on cancer management, the doctor is a member of several prestigious oncology organizations.

Dr. Ali Osman Koyuncuoğlu is a specialist in obstetrics, gynecology, and IVF at Memorial Bahçelievler Hospital (2025–present). He has 20 years of practice. His experience includes roles at Yeditepe University IVF Center, FJK Hospital IVF Center, and Acıbadem Family Hospital. He also ran a private clinic (2015–2025).

Education and credentials: MD, Istanbul University (Çapa). Residency in obstetrics and gynecology at Kartal Training and Research Hospital. Training in reproductive endocrinology and infertility (IVF) at Yeditepe University (2009–2010). Professional memberships: Turkish Medical Association, Turkish Society of Gynecology, TSRM, ESHRE, ASRM. Advanced training at Brussels IVF Center and Fertilitetsklinikken Regionshospitalet Skive IVF (Denmark). Additional courses at Acıbadem University (robotic surgery) and IRCAD Strasbourg (laparoscopic surgery).

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.

2011 - Present, Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Pediatric Nephrology Specialist

2003 - Present, Istanbul/Türkiye

ISTANBUL FACULTY OF MEDICINE, DIVISION OF CHILDREN'S NEPHROLOGY

Faculty Member Professor

1995 - 2003, Istanbul/Germany

ISTANBUL FACULTY OF MEDICINE, DIVISION OF CHILDREN'S NEPHROLOGY

Associate Professor

1987 - 1989, Balikesir/Türkiye

AYVALIK STATE HOSPITAL

Pediatrics Specialist

1985 - 1987, Kocaeli/Türkiye

DERINCE MILITARY HOSPITAL

Pediatrics Specialist

Dr. Koray Tuncer is a gastroenterology specialist at Memorial Şişli Hospital in Istanbul. He has worked there since 2009. He previously served at Private Yunus Emre Hospital from 2003 to 2009.

He earned his MD from Istanbul University, Istanbul Faculty of Medicine (1982–1988). He completed an Internal Medicine residency at SSK Okmeydanı Hospital (1989–1993). He served as Chief Assistant in Internal Medicine at Kartal Training and Research Hospital (1995–1998). He completed gastroenterology fellowships at Haydarpaşa Numune Hospital (1998–1999) and Ege University (1999–2003).

Professional memberships include the Turkish Society of Gastroenterology, the Turkish Association for the Study of the Liver, and the Turkish Medical Association.

He has 5 international and 13 national publications. He has delivered 8 international and 41 national presentations. His additional training includes summer internships at Kantonsspital Aarau (Anesthesiology, 1985) and Kantonsspital Münsterlingen (Internal Medicine, 1987). He regularly attends postgraduate gastroenterology and hepatology courses and national congresses.

Dr. Mehmet Aydogan is a specialist in Orthopedics, Traumatology, and Spine Surgery at Memorial Şişli Hospital. He worked in Spine Surgery there in 2024–2025 and has been in Orthopedics since 2026. He previously led the Orthopedic Surgery, Traumatology & Advanced Spine Surgery Center at Emsey Hospital (2018–2022). His experience includes the EURO SPINE Surgical Spine Center of Excellence in Switzerland (2022–2024) and a research fellowship at the UCLA Comprehensive Spine Center (2009–2011). He also held posts at Boğaziçi Spine Center, Medical Park Göztepe, and Florence Nightingale.

Education: MD, Ege University (1990–1996). Residency in Orthopedics and Traumatology at Dr. Lütfi Kırdar Kartal TRH (2000–2004). Publications: 50 journal articles and 37 presentations.

Memberships: TTB, TOTBİD, Turkish Spine Society, MINOD, NASS, SRS, European Spine Society, and APSS.

Medical Experience

- *2024 - Present*: Memorial Şişli Hospital  

 Ophthalmology Specialist / Istanbul

- *2022 - Present*: Private Clinic  

 Ophthalmology Specialist / Istanbul

- *2019 - 2022*: Liv Hospital Ulus  

 Ophthalmology Specialist / Istanbul

Medical Education

- *2014 - 2018*: Selcuk University Faculty of Medicine  

 / Konya / Turkey

- *2004 - 2010*: Azerbaijan Medical University Faculty of Medicine  

 / Baku / Azerbaijan