Page 25 - Best Doctors in the World

The doctor is an experienced Turkish neurologist with over 20 years of practice. Specializing in the treatment of movement and behavioral disorders, genetic or metabolic problems, epilepsy, headaches, and developmental delays in infants, children, and adolescents, the doctor also provides neurological care for women during pregnancy if the fetus has any conditions.

The doctor practices at the Pediatric Neurology Department in Memorial Şişli Hospital. Educational background includes a degree in general medicine from Istanbul University, followed by specialties in pediatrics at Rainbow Babies And Children's Hospital and children's neurology at the University of Pittsburgh.

- Head of Department of Neurosurgery, Cerrahpasa Medical Faculty, Istanbul University in 2006 - 2009

- Member of the Board of Directors of the Turkish Neurosurgery Association in 2007 - 2011

- Between 2007 - 2011 Istanbul University Institute of Neurological Sciences Directorate

- Member of the Turkish Neurosurgery Association qualification board in 2009 - 2013

- Bezmialem University Faculty of Medicine Department of Neurosurgery between 2011 - 2013

- Head of Neurovascular Group of Turkish Neurosurgery Association in 2014 - 2015

Prof. Dr. Ilhan Elmaci is a leading neurosurgeon. He is known for his skill in brain and spinal surgeries, neurooncology, and skull base surgery. He has worked at top institutions such as Johns Hopkins University. Dr. Elmaci has introduced new techniques in microsurgery and endoscopic skull base surgery.

He is the founding chairman of the Skull Base Society in Turkey. He is also an active member of the European Skull Base Society. Dr. Elmaci has helped advance neurosurgery through teamwork across specialties. He led Turkey’s first EANS-accredited neurosurgery clinic. He also holds accreditations from the European Association of Neurosurgical Societies.

Dr. Elmaci has published over 110 scientific papers and given more than 250 presentations at congresses. His work continues to influence neurosurgical practice and patient care around the world.

The doctor is a seasoned medical oncologist with extensive experience in several prestigious hospitals in Turkey, including Memorial Bahçelievler Hospital since 2019. With a medical degree from Cerrahpasa Faculty of Medicine, the doctor completed an internal medicine residency at Sisli Etfal Training and Research Hospital and a medical oncology residency at Istanbul Bilim University. Achieving Associate Professorship in 2016, the doctor has authored over 20 papers and 10 book chapters in the field of medical oncology.

Recognized with the Oncology Research Award by the Turkish Medical Oncology Association in 2012, the doctor is an active member of multiple professional societies, including the European Society for Medical Oncology.

Medical Experience

2014 -Currently

MEMORIAL ETİLER MEDICAL CENTER

General Surgery Specialist – Breast and Thyroid Surgery /

İstanbul

2010 - 2014 NAMIK KEMAL UNIVERSITY FACULTYOF

MEDICINE

General Surgery Head of Department / Toledo, Ohio

2005 - 2010 MEMORIAL ŞİŞLİ HOSPITAL

General Surgery Specialist – Breast and Thyroid Surgery /

İstanbul

1998 - 2010 S.B. HASEKİ HOSPITAL

2. Surgery Clinic Assistant Director / İstanbul

1989 - 1998 S.B. TAKSİM HOSPITAL

1. Surgery Clinic Head Assisstant / İstanbul

1988 - 1989 S.B. ARAÇ SAĞLIK MERKEZİ

Health Center Physician / Kastamonu

1987 - 1988 S.B. SİVRİLER HEALTH CLINIC

Health Center Physician / Zonguldak
 

Medical Education

1992 - 1998 ISTANBUL UNIVERSITY CERRAHPAŞA MEDICAL

FACULTY

/ İstanbul/Turkey

1989 - 1994 S.B. TAKSİM HOSPITAL

/ İstanbul/Turkey

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

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.

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.

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.

EXPERIENCE

2018 - Present, Istanbul, Turkey

MEMORIAL ATAŞEHİR HOSPITAL

Gastroenterology Specialist

2017 - 2018, Istanbul, Turkey

ULUS LIV HOSPITAL

Gastroenterology Specialist

2013 - 2016, Istanbul, Turkey

MEDICAL PARK BAHÇELİEVLER HOSPITAL

Gastroenterology Specialist

2011 - 2013, Nevşehir, Turkey

NEVŞEHİR STATE HOSPITAL

Mandatory Service

EDUCATION

2008 - 2011, Izmir, Turkey

DOKUZ EYLÜL UNIVERSITY

Gastroenterology Residency Training

2002 - 2007, Istanbul, Turkey

ISTANBUL FACULTY OF MEDICINE

Internal Medicine Residency Training

1994 - 2001, Istanbul, Turkey

MARMARA UNIVERSITY FACULTY OF MEDICINE

Medical Degree

SCIENTIFIC PUBLICATIONS

Numerous national and international articles and publications

PROFESSIONAL MEMBERSHIPS

• Turkish Gastroenterology Association

• Turkish Endoscopy Association

• Turkish Liver Research Association

• Internal Medicine Association

PARTICIPATION IN PROFESSIONAL TRAININGS, COURSES, AND CONFERENCES

Extensive participation in various professional training programs, courses, and congresses

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.

The doctor is a highly accomplished general surgeon with 41 years of experience, specializing in oncological surgeries. Expertise includes treating colon cancer, thyroid cancer, obesity, diseases of the parathyroid gland, and toxic goiter. Proficient in procedures such as thyroidectomy, hernia surgery, hemorrhoid band surgery, colonoscopy, single hole cholecystectomy, and laparoscopy.

He has contributed significantly to scientific research with approximately 200 published articles and has authored four books. The doctor completed his specialization and undergraduate degree at Hacettepe University in 1980.

 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. Tumay Ipekci is a Urology Specialist and Professor. He practices at Memorial Şişli Hospital. He is also a faculty member at Bahçeşehir University, Faculty of Medicine, Division of Urology. Dr. Ipekci has worked at Başkent University and VM Medical Park Maltepe Hospital.

He has published 64 articles in national and international journals. He has given 36 presentations at scientific congresses. Dr. Ipekci is a member of the European Association of Urology (EAU), Turkish Urological Association, and the Turkish World Transplantation Society. He serves on the editorial boards of Urology Research and Practice and the Mediterranean Medical Journal.

2022 - Present, Istanbul/Türkiye

MEMORIAL SISLI HOSPITAL

Professor of Gastroenterology

2021 - 2022, Istanbul/Türkiye

MEDICANA ATAŞEHİR INTERNATIONAL HOSPITAL

Professor of Gastroenterology

2019 - 2020, /USA

CLEVELAND CLINIC FLORIDA, UNITED STATES, DEPARTMENT OF ADVANCED ENDOSCOPIC APPLICATIONS

Invited Lecturer

2018 - 2021, Istanbul/Türkiye

ISTANBUL CIVILIZATION UNIVERSITY GASTROENTEROLOGY DEPARTMENT

Professor of Gastroenterology

2016 - 2019, Ankara/Türkiye

PRESIDENTIAL HEALTH COORDINATORATE

2016 - 2016, Istanbul/Türkiye

BEZMIALEM FOUNDATION GUREBA HOSPITAL, GASTROENTEROLOGY DEPARTMENT

2015 - 2016, /USA

CLEVELAND CLINIC FLORIDA, UNITED STATES, DEPARTMENT OF ADVANCED ENDOSCOPIC APPLICATIONS

2014 - 2014, Istanbul/Türkiye

SISLI FLORANCE NIGHTINGALE LIVER TRANSPLANTATION UNIT

2013 - 2018, Istanbul/Türkiye

ISTANBUL CIVILIZATION UNIVERSITY GASTROENTEROLOGY DEPARTMENT

Associate Professor of Gastroenterology

The doctor specializes in interventional cardiology, with a focus on coronary angiography, stent placement, onco-cardiology, cardiac insufficiency, and heart transplants. The doctor earned the title of Associate Professor at Dr. Siyami Ersek Pulmonary and Cardiovascular Surgery Center and has been an interventional cardiologist at Anadolu Medical Center since 2007. In 2011, the doctor founded and currently directs the Oncocardiology Department. The doctor holds a Cardio-Oncology Certification from the European Society of Cardiology, demonstrating expertise in cardiovascular health and oncology.

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

• 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