Doç. Dr. Muhammed Zübeyr Üçüncü, Bariatric and General Surgeon, Istanbul

Doç. Dr. Muhammed Zübeyr Üçüncü

Specialisation: General Surgery, Bariatric, Metabolic & Advanced Laparoscopic Surgery

Academic Title: Associate Professor (Doçent), Istanbul Gelişim University

Years of Experience: 12+ years as a General Surgery Specialist, since 2013

Languages: Turkish, English

Current Practice: Istanbul Cerrahi Hospital, Şişli, Istanbul; also operates at Florya Hospital, Avcılar, Istanbul

Affiliation: Independent partner surgeon working with Luna Clinic Medical Travel Services under a coordination agreement for international patients

About Doç. Dr. Muhammed Zübeyr Üçüncü

Doç. Dr. Muhammed Zübeyr Üçüncü is a General Surgery specialist and Associate Professor of Surgery, with more than a decade of clinical and surgical experience and an active academic and research profile. His practice focuses on bariatric and metabolic surgery, advanced laparoscopic procedures, and gastrointestinal, breast, and endocrine surgery.

He completed his medical degree and General Surgery residency at Istanbul University, Istanbul Faculty of Medicine (Çapa). He currently performs surgical procedures at two private hospitals in Istanbul: Istanbul Cerrahi Hospital in Şişli and Florya Hospital in Avcılar. He has also worked at Istanbul Florence Nightingale Hospital and Derindere Hospital earlier in his career, while contributing to medical education and research at Istanbul Gelişim University. He is a member of leading international and national surgical societies, including IFSO (the International Federation for the Surgery of Obesity and Metabolic Disorders).

Areas of Expertise

Bariatric and Metabolic Surgery

  • Sleeve gastrectomy (gastric sleeve)
  • Gastric bypass
  • Biliary diversion procedures
  • Revision bariatric surgery
  • Metabolic and diabetes surgery

Advanced Laparoscopic and General Surgery

  • Advanced laparoscopic procedures
  • Gastrointestinal system surgery
  • Hernia repair
  • Gallbladder removal (cholecystectomy)
  • Endoscopy and endoscopic procedures (including ERCP)

Additional Clinical Interests

  • Breast surgery (oncologic and benign)
  • Endocrine surgery
  • Trauma and emergency surgery
  • Surgical oncology

Education and Specialty Training

Medical Degree

Istanbul University, Istanbul Faculty of Medicine (Çapa), 2002 to 2008

General Surgery Residency

Istanbul University, Istanbul Faculty of Medicine, Department of General Surgery, 2008 to 2013

Professional and Academic Career

  • General Surgery Specialist, Arnavutköy State Hospital, Istanbul (2014 to 2016)
  • Istanbul Florence Nightingale Hospital, Breast Health Center (2017 to 2019)
  • Derindere Hospital (2019 to 2021)
  • Istanbul Cerrahi Hospital, Şişli (2021 to present)
  • Florya Hospital, Avcılar (current)
  • Istanbul Gelişim University, academic faculty since 2015, currently Associate Professor (Doçent) of Surgery

Scientific Contributions

Doç. Dr. Üçüncü has authored and co-authored more than 20 peer-reviewed publications in Turkish and international journals, with research interests spanning bariatric surgery, breast cancer, gastrointestinal oncology, laparoscopic and endoscopic techniques, and trauma surgery. His work has appeared in journals including European Radiology, JCO Global Oncology, Biomolecules, the Asian Pacific Journal of Cancer Prevention, and the Turkish Journal of Trauma and Emergency Surgery.

Selected Peer-Reviewed Publications

  • Çelebi F, Agacayak F, Ozturk A, Ilgun S, Ucuncu M, et al. Usefulness of imaging findings in predicting tumor-infiltrating lymphocytes in patients with breast cancer. European Radiology, 2020;30(4):2049, 2057. PubMed: 31822972
  • Karadeniz Çakmak G, Emiroğlu S, Sezer A, … Ucuncu M, … Özmen V. Surgical Trends in Breast Cancer in Turkey: An Increase in Breast-Conserving Surgery. JCO Global Oncology, 2020. PubMed: 32109157
  • Gök AFK, Özgür I, Altunsoy M, Üçüncü MZ, Bayraktar A, Bulut MT, Keskin M. Complicated or not complicated: Stoma site marking before emergency abdominal surgery. Turkish Journal of Trauma and Emergency Surgery (Ulus Travma Acil Cerrahi Derg), 2019;25(1):60, 65.

Certifications

  • Advanced Trauma Life Support (ATLS)
  • Advanced Endoscopy Certificate
  • Certificate of Experimental Animals

Professional Memberships

  • International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO)
  • Turkish Obesity Surgery Society (TOSS)
  • Turkish Surgical Association
  • Turkish Association of Trauma and Emergency Surgery
  • Turkish Federation of Breast Diseases Societies

Current Practice and Surgical Locations

Doç. Dr. Üçüncü currently operates from two private hospitals in Istanbul:

Istanbul Cerrahi Hospital — Şişli

Şişli, Istanbul

Doç. Dr. Üçüncü is part of the surgical team at Istanbul Cerrahi Hospital, where he performs bariatric, metabolic, and advanced laparoscopic procedures.

Florya Hospital — Avcılar

Avcılar, Istanbul

Doç. Dr. Üçüncü is also listed as part of the General Surgery department at Florya Hospital, where he carries out a range of general, bariatric, and laparoscopic surgical procedures.

Partnership with Luna Clinic Medical Travel Services

Doç. Dr. Muhammed Zübeyr Üçüncü is an independent partner surgeon affiliated with Luna Clinic Medical Travel Services through a professional cooperation agreement. Luna Clinic Medical Travel Services is not a clinic, hospital, or healthcare provider. It coordinates travel, accommodation, interpretation, and logistical support for international patients who choose to be treated by Doç. Dr. Üçüncü at his independent clinical settings in Istanbul. All consultations, surgical procedures, and clinical decisions are carried out independently by Doç. Dr. Üçüncü at Istanbul Cerrahi Hospital in Şişli or at Florya Hospital in Avcılar.

International patients benefit from full coordination support throughout their treatment journey in Istanbul, particularly important for those travelling for bariatric, metabolic, or weight-loss surgery.

Verify Credentials

Patients and professionals can verify Doç. Dr. Üçüncü’s credentials and current clinical affiliations through the following official institutional channels: