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Dr. Deniz Goren is a specialist in internal medicine and hematology at Memorial Göztepe Hospital (Istanbul). Dr. Goren previously worked at Memorial Şişli, Istanbul Florence Nightingale, and Eskişehir Yunus Emre State hospitals.

Dr. Goren served as an associate professor at Demiroglu Bilim University from 2020 to 2024 and earlier as an assistant professor from 2017 to 2020. Dr. Goren completed a hematology subspecialty at Eskişehir Osmangazi University. Dr. Goren completed an internal medicine residency and earned an MD at Ankara University. Dr. Goren later completed a postdoctoral fellowship at Harvard Medical School and the Joslin Diabetes Center.

Awards include TÜBİTAK 2219, the Turkish Hematology Association Young Participant and Fuat Aydınlı Young Researcher awards, and the SOHO Young Investigator Grant. Dr. Goren has published 32 international and 14 national peer‑reviewed articles and delivered 88 presentations. Dr. Goren completed the EBMT International Transplant Course, the Lymphoma Master Class, and the Advanced Life Support Course.

Professor Dr. Engin Cakar is a specialist in Physical Medicine and Rehabilitation, Algology (Pain Medicine), and Electrodiagnostic Neurology. He practices at Memorial Göztepe and Memorial Şişli Hospitals. He previously held posts at Medipol Mega University Hospital and GATA Haydarpaşa Training Hospital.

Titles and training: Professor (2016). Associate Professor (2011). Algology specialty, Ministry of Health Medical Specialization Board–GATA (2011). Electrodiagnostic Neurology, Marmara University (2007–2010).

Publications: 40 international and 17 national peer-reviewed articles. Presentations: 17 international and 12 national. He has also written many book chapters. Memberships: European Society of PRM; Turkish PM&R; Turkish Algology; Turkish Clinical Neurophysiology (EEG–EMG). He chairs the Brain Stimulation and Neurorestoration Working Group.

Further training: Harvard Medical School—Transcranial Magnetic Stimulation and Direct Current Stimulation. He has given many invited lectures and attended many congresses.

Through rigorous training and practical experience, they have developed a deep understanding of Urology, earning recognition for their diagnostic skills and effective treatment approaches. Dr. Ahmet Tevfik Albayrak is a distinguished member of the European Society for Sexual Medicine (ESSM), a testament to their expertise and dedication in the field of sexual health. As a member of the ESSM, Dr. Ahmet Tevfik Albayrak remains connected to a network of professionals dedicated to advancing the field of sexual medicine. Their contributions to research, education, and clinical practice have earned them recognition from their peers and gratitude from the patients they serve. Furthermore, through their involvement with the ESSM, Dr. Ahmet Tevfik Albayrak stays abreast of the latest developments in sexual medicine, ensuring that they are equipped with the knowledge and skills needed to provide the highest quality of care to their patients. Their commitment to excellence and their compassionate approach to patient care continue to make a meaningful impact on the field of sexual health.

Education & Expertise

• 2001 | Istanbul University Cerrahpaşa Faculty of Medicine – Medical Education
• 2001 to 2005 | Maltepe University Faculty of Medicine, Department of Cardiology – Research Assistant
• 2010 to 2018 | Kartal Koşuyolu Yüksek İhtisas Training and Research Hospital – Cardiology Specialist, Chief Assistant
• 2014 | Associate Professorship, Kartal Koşuyolu High Specialization Training and Research Hospital

Professional Experience

• 2001 to 2005 | Maltepe University Faculty of Medicine, Department of Cardiology – Research Assistant
• 2006 to 2007 | Kayseri Military Hospital – Cardiologist
• 2007 to 2010 | Kartal Yavuz Selim State Hospital – Cardiologist
• 2010 to 2018 | Kartal Koşuyolu Yüksek İhtisas Training and Research Hospital – Cardiologist, Chief Assistant

Professional Memberships

• -Istanbul Medical Chamber
• -Turkish Cardiology Association
• -Chronic Total Occlusion Club

Dr. Koray Karabulut is a general surgery specialist at Memorial Göztepe Hospital (2025–). His focus is HPB surgery, liver transplantation, and robotic or minimally invasive surgery. He was the responsible specialist at the Fırat University Liver Transplant Center (2014–2018). He then worked as an organ transplantation specialist at Memorial Şişli (2018–2019). In 2024, he worked in robotic HPB surgery at Ageo Medical Center.

Training highlights include minimally invasive HPB at IRCAD (2015). He completed a research fellowship at the Cleveland Clinic on liver tumors and laparoscopic‑robotic surgery (2010–2011). He also completed liver transplant training at the İnönü University Institute (2011–2012). He earned his MD and finished his general surgery residency at Istanbul University. He became an associate professor in 2013. His academic work includes peer‑reviewed papers in J Gastrointest Surg, Surgery, and Surg Endosc. He has written surgical book chapters. He is a guideline author for the Turkish Surgical Society and served on editorial boards (2011–2016).

EDUCATIONAL BACKGROUND

Medical Specialization YÜZÜNCÜ YIL UNIVERSITY

FACULTY OF MEDICINE/DEPARTMENT OF INTERNAL MEDICINE/DEPARTMENT OF PEDIATRICS

2/Feb/2009

Name of Thesis: Screening for hematuria and proteinuria in school age children (2008) Supervisor:(ŞÜKRÜ ARSLAN)

Undergraduate Education   SELÇUK UNIVERSITY

1997                      MERAM FACULTY OF MEDICINE /MERAM MEDICAL PRACTICE.

30/June/ 2003

Academic Duties

PROFESSOR           ISTANBUL MEDIPOL UNIVERSITY / FACULTY OF MEDICINE / DEPARTMENT OF INTERNAL MEDICAL SCIENCES 

2019

/ DEPARTMENT OF PEDIATRIC HEALTH AND DISEASES)

ASSOCIATE PROFESSOR    MEDIPOL UNIVERSITY / FACULTY OF MEDICINE / DEPARTMENT OF INTERNAL MEDICAL SCIENCES 

2014/-2019

/ DEPARTMENT OF PEDIATRIC HEALTH AND DISEASES)

ASSOCIATE PROFESSOR DÜZCE UNIVERSITY/FACULTY OF MEDICINE

2014/-2014

FACULTY MEMBER        DUZCE UNIVERSITY/FACULTY OF MEDICINE/DEPARTMENT OF INTERNAL 

2010/-2013

Supervised Theses 
Medical Specialization 
2022

MEDICAL SCIENCES/DEPARTMENT OF PEDIATRIC HEALTH AND DISEASES)

1. ATABAY CEM, (2022).  Determination of the frequency of adenotonsillar hypertrophy and serous otitis and their surgical prognosis in pediatric allergic rhinitis cases, Istanbul Medipol University->Faculty of Medicine->Department of Pediatric Health and Diseases (Completed)

Cemalettin Güne , (2013). Investigation of Bone Metabolism Changes in Children with Type 1 Diabetes Mellitus, 

1. DUZCE UNIVERSITY/FACULTY OF MEDICINE/DEPARTMENT OF INTERNAL MEDICAL SCIENCES/

DEPARTMENT OF CHILD HEALTH AND DISEASES/

Administrative Duties:

Chief Physician  ISTANBUL MEDIPOL UNIVERSITY/HEALTHCARE PRACTICE AND RESEARCH CENTER

2021

Works

Articles published in international peer-reviewed journals:

•  
• - CÖMERT   MURAT,Akgun  Cihangir,AKGÜN   AY  E  SERAP,OKUR   MESUT,GÜNDÜZ   MEHMET,TEMEL HAYRETT N  (2020).  Demographic  Characteristics   of   the  School-age   Children   With  Voiding Dysfunction,  and  Diagnostic Role  of  Ultrasound per  se..    Asian Pacific  Journal  of Health  Sciences,   6(1), 1-9. 
•  
• - OKUR MESUT,Erbey  Fatih,Kaya  Avni,Güven Ay  e  (2020). Van  Gölü  havzas nda 0–18  ya   grubu çocuklarda  Sitomegalovirus,  Rubella ve  Toksoplazma  seroprevalans .   Konuralp   T p   Dergisi,   4(1), 13-16. 

1. GÜNDÜZ  MEHMET,OKAN  MEL HA   AKSOY,  ENG L  AHMET   ZEK ,TEMEL   HAYRETT N,CÖMERT MURAT,OKUR  MESUT (2019).  The  relationship of  argyrophilic   proteins  of   the   nuclear?organized regions  and atopic  dermatitis   in  children.   Experimental   Dermatology,   28(11),  1309-1312.   
2. OKUR   MESUT,ERÖZ  RECEP,Bekta    Mehmet   Selçuk,Gül en   Süleyman,BAHADIR   ANZEL,Türker Yasin,GÜNE   CEMALETT N   (2016).   THE  RELATIONSHIP   BETWEEN   CONGENITAL  HEART   DEFECTS AND  e-NOS GENE  IN  DOWN SYNDROME..    Genetic  counseling (Geneva,  Switzerland),  27(3), 285-    293. 
3. Okan Meliha Aksoy, GÜNDÜZ MEHMET,  OKUR  MESUT, Akgun  Cihangir,  ES N  KÜBRA  (2016). Does maternal diet affect infantile colic?.  JOURNAL OF MATERNAL-FETAL & NEONATAL MEDICINE, 29(19)-3141., Doi: 10.3109/14767058.2015.1115011 
4. Aksoy  Okan  Meliha,Gunduz   Mehmet,OKUR   MESUT,Akgun  Cihangir,ES  N   KÜBRA  (2015).   Does maternal  diet affect  infantile  colic?. The  Journal  of Maternal-Fetal   Neonatal  Medicine, 29(19), 3139-3141. 
5. Kaya Avni,OKUR  MESUT,Sal  Ertan,Peker Erdal,Köstü  Murat,TUNCER  O  UZ,K r mi  Ercan  (2014). Comparison of Cerebral Oximeter  and  Pulse Oximeter  Values  in the  first  72 hours  in  Premature, Asphyctic and Healthy Newborns. West Indian Medical Journal 
6. Uzun     Hakan,Gözkaya     Serçin,Ye  ildal     Nuray,OKUR     MESUT,ARSLANO   LU    LKNUR,KOCABAY KENAN,  enses  Dursun Ali  (2014).   The Prevalence  of  Goiter and  Hypothyroidism  among School   Children 6 Years after  Introduction of  a  Mandatory Salt  Iodination  Program in  a  Severely Iodine- Deficient  Area  of the  West  Black Sea  Region  of Turkey.   Journal  of Tropical  Pediatrics,  60(4), 318- 321. 
7. Özkan   Aybars,OKUR  MESUT,KAYA   MURAT,Kaya   Ertu rul,Küçük   Adem,Erba     Mesut,Kutlucan Leyla,Sahan   Leyla  (2013).   Sedoanalgesia   in  pediatric   daily   surgery..   International   journal   of clinical and experimental medicine, 6(7), 576-82. 
8. OKUR   MESUT,Erbey    Fatih,Yazicio  lu   Özlem,Çelik    Ali,Tükenmez    Bar  ,SÜNNETÇ O  LU MAHMUT,Gassalo   lu Mithat,Acar  Mehmet  Nuri (2013).   H1N1  influenza A  virus  Related Pneumonia     and Respiratory Failure. Indian Journal of Virology, 24(1), 85-89. 
9. OKUR    MESUT,ARSLAN    ÜKRÜ,GÜVEN    AHMET   SAM ,TEMEL    HAYRETT N,Bekta    Mehmet Selçuk,ÜSTYOL  LOKMAN (2013).  Determination  of  underlying   causes   in  asymptomatic,   early-stage renal  diseases  by dipstick  test..   Medicinski glasnik  :  official publication  of  the Medical  Association        of Zenica-Doboj Canton, Bosnia and Herzegovina, 10(1), 55-8. 
10. ERÖZ   RECEP,OKUR  MESUT,Özkan   Aybars,Berik   Özgür,GÜNE  CEMALETT  N   (2012).   Does   higher NORs expression affect  the developmental  stages  of Down  syndrome  infants?. Genetic  counseling (Geneva, Switzerland), 23(2), 249-53. )
11. OKUR MESUT,Özen   Semiha   Fatma,KOCABAY   KENAN,Çam  Kamil,Özkan   Aybars,Uzun   Hakan  (2012). The  effect  of maximum  voided  volume on  response  to desmopressin  therapy  in children  with   enuresis.. Journal of Nippon Medical School = Nippon Ika  Daigaku  zasshi, 79(4),  255-8.  
12. Uzun   Hakan,Alagöz    Demet,OKUR    MESUT,Dikici    Bünyamin,KOCABAY    KENAN,  enses    Dursun Ali,Özkan  Aybars,KAYA MURAT  (2012).   Do gastrointestinal  and  respiratory signs  and  symptoms  correlate with the  severity  of gastroesophageal  reflux?.  BMC Gastroenterology,  12(1)  (

Articles published in international peer-reviewed journals:

1. OKUR MESUT,Rüzgar Hacer,Erbey Fatih,Kaya  Avni  (2012). The  evaluation  of children  with monosymptomatic  nocturnal  enuresis for  attention  deficit and  hyperactivity  disorder.  International  Journal of Psychiatry in Clinical Practice, 16(3), 229-232. 
2. OKUR MESUT,Erbey  Fatih,Bekta   Mehmet  Selçuk,Kaya   Avni,Do   an  Murat,Acar   Mehmet   Nuri,Uzun Hakan  (2012).  Retrospective   clinical   and  laboratory   evaluation   of  children   with   brucellosis. Pediatrics International, 54(2), 215-218. 

B Articles published in national peer-reviewed journals:

1. Kaya Avni,Erbey Fatih,OKUR  MESUT,Sal Ertan,ÜSTYOL  LOKMAN,Bekta  Mehmet Selçuk  (2020).  Van Yöresinde 0-18  Ya  lar  Aras  ndaki  ÇocuklardaHepatit  B Virusu  Seropozitifli   i ve  A   lanma Durumu. Çocuk Enfeksiyon Dergisi, 5(4), 132-135. 

Technical Note, Case Presentation, Research Note, etc.

1. Vaka   Takdimi,  Do   an   Murat,Bekta    Mehmet  Selçuk,OKUR   MESUT,DO   AN    EK  BE   ZEHRA,CESUR YA  AR,ÇAKSEN  HÜSEY N,ÇA  AN   EREN  (2020).   Glutarik   Asidüri  Tip   2.   Arama  Sonuçlar  Web sonuçlar Türkiye Çocuk Hastal klar Dergisi, 6(3), 171-175. 
2. Vaka Takdimi, Kaya Avni,OKUR MESUT,AKBAYRAM S  NAN,AVCU  SERHAT,AÇIKGÖZ  MEHMET,Do an Murat,AKIL  MUHAMMET   (2020).  Acute   respiratory   distress  syndromerelated   to   near  hanging:   a case report. Turkish Archives of Pediatrics, 47(4), 302-304. 
3. Vaka Takdimi,  OKUR  MESUT,KÜÇÜK ADEM,ÖZKAN  AYBARS,KAYA  MURAT,TA KIN  AL  KEMAL (2020). Rectal Foreign-Body Retained by Self-Sexual Stimulation: A Case  of a  12  Year-Old Boy.  Journal(Yay n No: 6374953)
4. Vaka Takdimi, OKUR MESUT,Bekta  Mehmet Selçuk,TEMEL HAYRETT N,ÇAKSEN HÜSEY N,AÇIKGÖZ MEHMET,SAL  ERTAN  (2020). Biotidinase  Deficiency  Accompanied  by   Diffuse   Demyelination   and Cerebral Atrophy. European Journal of General Medicine, 9(3), 197-200. 
5. Vaka   Takdimi,  OKUR   MESUT,GÜNE   CEMALETT N,Özkan    Aybars,KAYA    MURAT,OKTAY    MURAT (2020).    Tekrarlayan akci   er  enfeksiyonu nedeniyle  ba   vuran bir  bronkojenik  kist olgusu.    Abant        T p Dergisi, 2, 43-45. 
6. Vaka Takdimi, Özkan Aybars,OKUR  MESUT,KAYA MURAT,KÜÇÜK  ADEM,SARI  LYAS (2020).  Necrotic Appendix  in Amyand’s  Hernia:  A  Case  Report.  International  Journal  of Clinical  Medicine,  4, 1-3.       
7. Vaka   Takdimi,  GÜN   EMRAH,AYAZ   NUSRET,UZUN  HAKAN,OKUR   MESUT,GÖNEN                                                                                                BAK,GÜNE CEMALETT N,SOYSAL ZEYNEB,KOCABAY KENAN (2020). Nefrolitiazisin E  lik Etti  i Nadir Bir Hastane Enfeksiyonu   EtkeniSphingomonas   Paucimobilis.    Cocuk  Enfeksiyon   Dergisi,   8(3),  125-127.   
8. Editöre  Mektup, Özkan   Aybars,KATRANCI   AL  OSMAN,OKUR   MESUT,KAYA   MURAT,KÜÇÜK  ADEM (2020).   Jel yak t na ba  l derin yüz yan     geli  en bir çocuk olgu.   Turk Pediatri Arsivi, 48(4), 350-            352. 
9. Vaka Takdimi, Akgun Cihangir,Kaya  Avni,AKBAYRAM  S NAN,TUNCER O  UZ,OKUR  MESUT,ARSLAN ÜKRÜ,ÖZEN SÜLEYMAN (2020). Lökositoklastik Vaskulit ve Membrano-proliferatif Glomerulonefrit

Birlikteli i: A case study Konuralp Tip Dergisi, 5(3), 58-61. 

1. Vaka Takdimi,  ÖZKAN  AYBARS,OKUR MESUT,KAYA  MURAT,KÜÇÜK   ADEM,UZUN  HAKAN   (2020). Apandisiti  taklit eden   intestinal  non-Hodgkin lenfoma.   Ça   da  T  p  Dergisi,  4(2),   100-110.   
2. Vaka Takdimi, Kaya Avni,AKIL MUHAMMET,TEMEL  HAYRETT N,OKUR  MESUT,Do an  Murat,PEKER ERDAL,ÜNER ABDURRAHMAN,B L C SAL M (2020). Akut  Bat  n Klini  i  ile Seyreden  Brusella:  ki Olgu Sunumu. Van T p Dergisi, 20(2), 81-83. 
3. Vaka   Takdimi,  Özkan   Aybars,KAYA   MURAT,OKUR  MESUT,KOCABAY   GÖNENÇ,KOCABAY   KENAN (2020).  Ventrikülo-Peritoneal    ant  Sonrasi Masif  Asiti  Taklit Eden  DevAbdominal  Psödokist.  DÜZCE     TIP DERG S , 15(2), 52-54. 
4. Vaka Takdimi,  Kaya   Avni,OKUR  MESUT,ÜSTYOL   LOKMAN,TEMEL   HAYRETT N,ÇAKSEN   HÜSEY  N (2020).  Acute  cyanide  poisoning after  eating  apricot pits:  a case report.    Turkish Archives  of Pediatrics, 47(2), 141-142. 
5. Editöre  Mektup, Erbey  Fatih,Rüzgar  Hacer,OKUR MESUT  (2020).    Risperidona ba  l   lökopeni ve  nötropeni  geli en  7  ya  nda  bir  olgu.   Anadolu  Psikiyatri  Dergisi, 12(3),  244-244.  
6. Vaka Takdimi,  Soysal  Zeyneb,OKUR  MESUT,ERÖZ   RECEP,Gün   Emrah,KOCABAY   KENAN,Be  ir   Fahri Halit (2015). MEGALENCEPHALIC LEUKOENCEPHALOPATHY WITH  SUBCORTICAL  CYSTS WITH HOMOZYGOUS MUTATION (C.448DELC, P.LEU150 SER FSX11) ON EXON 6 OF MLC1 GENE..  Genetic   counseling (Geneva, Switzerland), 26(2), 233-6. 

Technical Note, Case Presentation, Research Note, etc.

1. Vaka Takdimi,  Özkan  Aybars,Bozkurter  Çil Asudan  Tu   çe,KAYA MURAT,Etçio   lu   nci,OKUR MESUT (2015).  Late   Presenting  Bochdalek   Hernia   With  Gastric   Perforation.   Pediatric  Emergency   Care, 31(1), 47-49. 
2. Vaka   Takdimi,  Özkan   Aybars,OKUR   MESUT,KAYA  MURAT,Büyükkaya  Ramazan,Katranc   Ali Osman,Küçük Adem (2013). An easy technique for removal  of  knotted catheter  in  the bladder: percutaneous  suprapubic   cystoscopic   intervention..     International   journal  of   clinical   and experimental medicine, 6(7), 603-5. 
3. Vaka Takdimi,  Özkan  Aybars,OKUR MESUT,KAYA   MURAT,Küçük   Adem  (2013).   A   Case  of Bronchogenic  Cyst  Mimicking Foreign  Body   Aspiration.  Pediatric   Emergency   Care,  29(7),   833-835. 
4. Vaka   Takdimi,  OKUR   MESUT,ERÖZ    RECEP,Mundlos    Stefan,  enses    Dursun    Ali,ÜLGEN   TEMEL ESRA, smailler  Zeynep  Bengül,ÖZÇEL K  DERYA (2012).   EEC  syndrome with  a  de novo  mutation    (c.953g gt  a)  on exon  7  of P63  gene:  a case report.    Genetic counseling  (Geneva,  Switzerland), 23(4), 483-5. 
5. Vaka Takdimi, Uslu Mustafa,OKUR MESUT,Gönen bak  (2012).  Low-grade Osteomyelitis  of  the Fifth Metatarsal  with  Possible Concomitant  Freiberg’s  Disease of  the  Metatarsal Head.    The  Journal of      Foot and Ankle Surgery, 51(6), 798-800. 
6. Vaka Takdimi,  Turan  Hakan,OKUR MESUT,Kaya  Ertu  rul,Gün  Emrah,Alia   ao   lu  Cihangir   (2012). Allergic  contact dermatitis  to  para-phenylenediamine  in a  tattoo:   a case report.   Cutaneous  and Ocular Toxicology, 32(2), 185-187. 
7. Vaka   Takdimi,   OKUR    MESUT,Turan    Hakan,Özkan    Aybars,Güne    Cemalettin,KOCABAY    KENAN (2012).    An extremely  rare  cause of  bruising  in children:  Autoerithrocyte  Sensitization Syndrome.  Turkish Journal of Hematology, 29(2), 201-203. 
8. Vaka Takdimi,  Öz  ahin  Mustafa,Uslu   Mustafa,  nanmaz  Erkan,OKUR   MESUT   (2012).  Bilateral Congenital Undescended Scapula (Sprengel  Deformity). American  Journal  of Physical  Medicine Rehabilitation, 91(4), 374 
9. Editöre  Mektup, Kaya  Avni,Ta   k  n  Gökmen Alpaslan,OKUR  MESUT,Bekta    Mehmet Selçuk,ÇAKSEN  HÜSEY  N (2012).  Infantile  Masturbation in   Monozygotic   Twins.  The   Journal   of  Sexual   Medicine, 9(1), 331-332. 
10. Editöre  Mektup, Kaya  Avni,OKUR  MESUT (2012).   Bee  sting in  mother  and urticarial  rash  in her    baby.. Indian pediatrics, 49(6), 499 
11. Vaka Takdimi, OKUR MESUT,Erbey Fatih,Bulut Gülay  (2011).  Phyllodes Tumor  in  a 16-Year-Old  Girl. Pediatric Hematology and Oncology, 28(5), 444-446. 
12. Vaka   Takdimi,  OKUR   MESUT,Özkan   Aybars,GÜNE  CEMALETT  N,KAYA   MURAT,KOCABAY   KENAN (2011).   Case of isolated thrombocytopenia due to cobalamin deficiency..   International journal of   hematology, 94(5), 488-90., 
13. Vaka Takdimi,  Kaya   Avni,Aç kgöz   Mehmet,ÜSTYOL   LOKMAN,Avcu  Serhat,Sal   Ertan,OKUR MESUT,ÇAKSEN HÜSEY N (2010). A case of  acute  disseminated encephalomyelitis  mimicking leukodystrophy.. The Kurume medical journal, 
14. Vaka Takdimi,  Y  lmaz Cahide,OKUR   MESUT,Geylani   Hadi,ÇAKSEN  HÜSEY  N,TUNCER  O   UZ,ATA BÜLENT  (2010).  Chronic  mercury  poisoning: Report  of  two siblings.   Indian  Journal of  Occupational  and Environmental Medicine, 14(1), 17 
15. Vaka    Takdimi,   ÇAKSEN    HÜSEY N,Bartsch    Oliver,OKUR    MESUT,TEMEL    HAYRETT N,Aç kgöz  Mehmet,Y lmaz   Cahide   (2009).  Rubinstein-Taybi   syndrome   and  CREBBP   c.201   202delTA  mutation: a  case  presenting with   varicella   meningoencephalitis..   Genetic  counseling   (Geneva,   Switzerland), 

Non-Academic Experience

2009-2010        Specialist Doctor          VAN GYNAECOLOGY AND PEDIATRIC HOSPITAL (State)

Dr. Nurullah Bulut is an ophthalmology specialist at Memorial Göztepe (2025–) and Memorial Bahçelievler (2023–). He previously worked at the University of Health Sciences Kartal Dr. Lütfi Kırdar as a specialist (2013–2022) and as an associate professor (2022–2023). He received the title of associate professor (Doçent) in 2022.

He has 26 peer-reviewed articles, 29 conference papers, one book chapter, and a patent application for an intraocular lens design. He is a member of EURETINA YOURS, the Turkish Medical Association, and the Turkish Ophthalmological Society.

Training: ESCRS PRK/LASEK/Epi-LASIK/LASIK course (2011); ocular electrophysiology, Germany (2011); vitreoretinal surgery observer program, University of Chicago (2014). Education: MD, Atatürk University (2008). Ophthalmology specialization, Kartal Dr. Lütfi Kırdar (2009–2013).

Dr. Nezih Onur Ermerak is a Thoracic Surgery Specialist at Memorial Göztepe Hospital (2025–). He previously worked in the Department of Thoracic Surgery at Marmara University (2009–2025). He also served at Kilis State Hospital during compulsory service and war surgery (2015–2017).

He completed a Thoracic Surgery fellowship at Washington University in St. Louis (2019–2020). He then completed a Thoracic & Esophageal Surgery fellowship at Dalhousie University (2020–2022). He held a visiting fellowship at Universitätsspital Bern (2011–2012). He finished his residency at Marmara University (2009–2015).

He is President of the Turkish Society of Chest Wall Deformities and Pectus. He served on the Organizing Committee of CWIG 2023 in Istanbul. He completed MI-STARs (2020), MITS (2019), CITI (2024), and KOÇ Laboratory Animal Use certification (2025). He attended the AATS 103rd meeting (2023) and European Thoracic Surgery conferences (2024 and 2025).

Dr. Mehmet Altug Tuncer is a Cardiovascular Surgery Specialist at Memorial Göztepe Hospital (2025–present). He has been Head of Cardiovascular Surgery at Istanbul University Faculty of Medicine since 2018. He has served as an Instructor at Kartal Koşuyolu since 2013. He directed the Aortic Surgery Center there from 2016 to 2018.

He became Professor in 2018 at Istanbul Okan University. He was appointed Associate Professor in 2013. He earned his MD at Istanbul University Cerrahpaşa. He completed cardiovascular surgery training at Koşuyolu. His work includes 38 SCI/SCI-E papers, 19 national articles, and one book.

He is Chairman of the Aortic Surgery Working Group of the Turkish Society of Cardiovascular Surgery. He is a member of the Turkish Medical Association. He also belongs to the Society of Minimally Invasive and Robotic Cardiovascular Surgery. He is a member of the Turkish Society of Clinical Microbiology and Infectious Diseases.

Dr. Ali Cemal is a Professor of Otorhinolaryngology and an ENT specialist at Memorial Göztepe Hospital. He has held this role since 2025. He served on the Marmara University ENT faculty from 2014 to 2025. Earlier, he worked as a specialist at Ümraniye and Pendik Training and Research Hospitals. He was a Clinical Fellow at Ohio State University – The James Cancer Research Center from 2015 to 2016.

Education: MD and ENT residency at Marmara University. Accreditations/memberships: European and Turkish Boards of Otorhinolaryngology (since 2015). AAO-HNSF (since 2015). Turkish Society of Otorhinolaryngology and Head & Neck Surgery. Istanbul Medical Chamber. Istanbul ENT and Head-Neck Surgery Specialists Association. Robotic Surgery Association. Turkish Facial Plastic Surgery Association. Head and Neck Surgery Association. Training: Robotic surgery (2015) and microsurgery (2018).

Dr. Ali Ersen is a specialist in orthopedics and traumatology at Memorial Göztepe Hospital in Istanbul (2025–present). He held the same role at Istanbul University Faculty of Medicine (2012–2025). Before that, he completed compulsory service at Kızıltepe State Hospital (2011–2012).

He completed a residency in orthopedics and traumatology at Istanbul University Faculty of Medicine (2005–2011). He earned his MD from Trakya University Faculty of Medicine (1999–2005).

Professional memberships: European Society for Surgery of the Shoulder and Elbow (SECEC) and the Turkish Society of Shoulder and Elbow Surgery (T-ODCD).

Dr. Fatih Yildiz is an Orthopedics and Traumatology Specialist at Memorial Göztepe Hospital, Istanbul (2025–present). He previously worked at Bezmialem Foundation University, Faculty of Medicine (2013–2025). He also worked at Kızıltepe State Hospital, Mardin (2012–2013). He completed his Orthopedics and Traumatology residency at Istanbul University, Istanbul Faculty of Medicine (2006–2012). He earned his MD from the same faculty (1999–2005).

Professional memberships: TOTBİD (Turkish Orthopedics and Traumatology Association), TOTDER (Turkish Society of Orthopedics and Traumatology), and TOTEK (Turkish Orthopedics and Traumatology Education Council).

Education & Expertise

1994 | Hacettepe University Faculty of Medicine

2002 | Marmara University Faculty of Medicine – PhD in Orthopedics and Traumatology

Professional Experience

1997 to 2002 | Marmara University, Orthopedics and Traumatology Department – Research Assistant

2002 to 2005 | Marmara University, Orthopedics and Traumatology – Specialist Doctor

2005 to 2010 | Marmara University, Orthopedics and Traumatology Department – Assistant Professor

2010 to 2016 | Marmara University, Orthopedics and Traumatology – Associate Professor

2016 to 2018 | Marmara University, Orthopedics and Traumatology – Professor

Foreign Experience

2001 to 2002 | Children’s Hospital of Philadelphia – Research Clinical Fellow in Orthopedics and Traumatology

July to August 2012 | The Royal Orthopaedic Hospital – Clinical Visitor in Orthopedic Oncology

Professional Memberships

-Turkish Orthopaedics and Traumatology Association

-Turkish Orthopaedics and Traumatology Association – Pediatric Orthopaedics -Branch

-Turkish Orthopaedics and Traumatology Association – Orthopaedic Oncology Branch

-European Pediatric Orthopaedics Society

Awards & Recognitions

2001 | Akif Şakir Şakar Scientific Award – Second Prize in Experimental Study

2004 | IX. Akif Şakir Şakar Scientific Awards – Second Prize in Experimental Study

2007 | XII. Akif Şakir Şakar Science Awards – Second Place in Clinical Study Category

2007 | Derviş Manizade Awards – Second Place

2014 | XXIV. National Turkish Orthopedics and Traumatology Congress – First Prize in Orthopedic Oncology Oral Presentation

Dr. Ferhat Yakup Suceken is a Urology Specialist at Memorial Göztepe Hospital in Istanbul (2025–present). He previously held the same role at Ümraniye Training and Research Hospital (2017–2025), Tekirdağ Saray State Hospital (2015–2017), and Ceylanpınar State Hospital (2013–2015).

He completed his urology residency at the University of Health Sciences, Ümraniye Training and Research Hospital, Department of Urology (2007–2013). He earned his MD from Kocaeli University Faculty of Medicine (2001–2007).

Professional memberships include the Turkish Urological Association and the Urological Surgery Association.

Professional training: Laparoscopy Course on Pig Model; Robotic Surgery Course; Penile Prosthesis Surgery Course; PCNL Live Surgery Course; Flexible URS Course.

Dr. Salih Taskin is a specialist in obstetrics and gynecology. He also focuses on gynecologic oncology and minimally invasive surgery. He works at Memorial Göztepe Hospital in Istanbul (2025–present). He previously served in Gynecologic Oncology (2014–2025) and in Obstetrics and Gynecology (2002–2025) at the Ankara University Faculty of Medicine.

Accreditations include ESGO Certified Specialist in Gynecologic Oncology (2018) and a fellowship in robotic surgery and gynecologic oncology at McGill University (2014). He completed an OB‑GYN residency at Ankara University and earned his MD at Çukurova University (both 1995–2001).

He is a member of the Turkish Society of Gynecologic Oncology; the Society of Robotic Gynecologic Surgery; the Society of Minimally Invasive Gynecologic Oncology; the Federation of Women’s Health Associations; IGCS; ESGO; ESGE; and SERGS. He is trained in robotic, laparoscopic, and gynecologic cancer surgery.

Dr. Esra Esim Buyukbayrak is an obstetrics and gynecology specialist and a perinatology (maternal–fetal medicine) subspecialist. She has practiced at Memorial Göztepe Hospital since 2025. She served as Head of Department and Clinical Administrative and Training Director at the Marmara University Faculty of Medicine from 2022 to 2025. From 2015 to 2025, she worked at Marmara University Pendik Training and Research Hospital as a perinatology subspecialist. She also served there as associate professor and later professor.

She holds an MD from Marmara University. She completed residency in obstetrics and gynecology and subspecialty training in perinatology. She received WHO–IAMANEH reproductive health training in Geneva in 2004. She completed advanced obstetrics and gynecology training in 2013. She trained in fetal surgery at Centro Gestar, Brazil, in 2023.

She has 86 SCI/SSCI-indexed articles and 84 nationally indexed articles. She has delivered 51 international and 40 national congress presentations. She has written 9 book chapters and supervised 15 doctoral dissertations. She serves as a reviewer and editorial board member for several journals.

Prof. Dr. Ozan Beytemur is an experienced orthopedic surgeon with over 20 years in the field. He is a Professor at Health Sciences University, Istanbul Bağcılar Health Practice and Research Center. He is known for his research in bone healing, osteoporosis prediction, and orthopedic biomechanics. He has published many articles in leading international journals.

Dr. Beytemur has served as Chief Physician and has led improvements in orthopedic care and education. He holds the TOTBİD-TOTEK Board Certification. He has also completed international courses, including the AO Pediatric Trauma Course. He specializes in complex surgeries, such as bone tumor treatment and advanced fracture management. He is active in Turkish orthopedic associations and has supervised important theses, helping to advance orthopedic science and education.

Dr. Ozgur Kilickesmez is an interventional neuroradiology and interventional radiology specialist at Memorial Goztepe Hospital in Istanbul (2025–present). He previously worked at Medicana Atakoy and Zincirlikuyu (2024–2025). He also served at Basaksehir Cam ve Sakura City Hospital (2020–2024), Istanbul Training and Research Hospital (2012–2020), and Guy’s and St Thomas’ Hospital in London (2011–2012).

He is a Professor at the University of Health Sciences (2020). He was an Associate Professor at Yeditepe University Hospital (2010). He completed training in interventional oncology at King’s College University (2011) and in interventional radiology at Cerrahpasa (2010). He provides international training in minimally invasive tumor therapy, non-surgical thyroid interventions, new-generation embolization, and stent-based brain aneurysm treatment. He is a member of RSNA, ESR, CIRSE, and ESNR. He also belongs to Turkish radiology, neuroradiology, interventional radiology, and oncology societies.

Gastroenterological Surgery Specialist at Memorial Göztepe Hospital (2025–present). Former instructor and responsible physician in the Liver Transplantation Unit at Koşuyolu Yüksek İhtisas Training and Research Hospital (2022–2025).

Faculty member in General Surgery at Fırat University (2018–2022). Specialist at Haseki Training and Research Hospital (2015–2018). Education: Ph.D. program in Molecular Oncology (2017–2023) and gastroenterological surgery subspecialty (2013–2015). General Surgery (2006–2011) and M.D. (1999–2005).

Memberships: Turkish Surgical Society, Gastroenterological Surgery Society, and ERAS Society. Training: İnönü University Liver Transplantation Institute (2018–2019), Eurodonor Multiorgan Procurement (2023), and the Oxford and Leiden University Transplant Centres.