Best Endoscopic sleeve gastroplasty (ESG) bariatric surgeons in Turkey: TOP 29 doctors

Born in Ankara in 1978, Dr. Umut R. Gündüz began his medical career at the Cerrahpaşa Faculty of Medicine.

Later, he became a General Surgery Specialist at Okmeydanı Training and Research Hospital.

From 2011 onwards, they worked as a General Surgery Specialist at Antalya Training and Research Hospital.

In 2018, they became a Clinical Education Instructor. Dr. Umut Rıza Gündüz primarily focused on metabolic, breast, endocrine & other general surgeries.

In 2021, they worked as both a manager and a physician in the General Surgery department at Özel Termessos Hospital.

Since 2023, Umut R. Gündüz has been continuing to accept patients at their own clinic, mainly specializing in metabolic surgery and performing general surgery operations.

• Gastric Sleeve
• Bypass Surgeries
  • Gastric Bypass
  • Mini Gastric Bypass
  • SASI-S Bypass
  • Roux en-y Bypass
• Endoscopic Procedures
  • Gastric Balloon
  • Gastric Botox
• Revision Surgeries
• Diabetes Surgery
• Complication Surgeries

Some of Dr.Umut R. Gunduz’ Trainings;

• Neck Dissection Course (2019)
  
  – Da Vinci Xi System for Surgeons Training,
  Orsi Academy, Belgium (2018)
  
  – Advanced course in revisional
  bariatric surgery & the management of
  complex cases, Belgium (2017)
  
  – Advance Endoscopy Course, Turkish
  Surgical Association, Turkey (2017)
  
  – Turkish Society of Surgery Advanced Endoscopy Course (2016)

He was born in Istanbul in 1982. He graduated from Kocaeli University, Faculty of Medicine. In 2012, he worked as an emergency medical assistant at Taksim First Aid EAH.

Between 2013-2018, he specialized in general surgery at Haseki EAH. Then, between 2018-2020, he completed his compulsory service at Bitlis Tatvan State Hospital. 

Since 2020, with Dr. Hasan Lice, they have worked with the Sava team for bariatric surgeries. He is married and has two kids.

He is also the deputy chief physician of the hospital.

Assoc. Dr. Ali DURMUŞ was born in the Fevzipaşa township of İslahiye, Gaziantep. Because his father worked at Tekel, he started his education at Malatya Derme Primary School and completed it at Adıyaman Atatürk Primary School. When his father was appointed to Amasya Taşova district, he attended secondary school at Taşova Atatürk Secondary School. He finished high school at Gaziantep Kilis High School, ranking 3rd.

Since his uncle was in Çanakkale, he chose Çanakkale Education Institute as a university. Assoc. Prof. Dr. is a teacher. Ali Durmuş was appointed to Yukarı Tutak village in Ağrı's Diyadin district within the scope of compulsory service. After working as a teacher for a period, he took the university exam again.

He was accepted to Erciyes University Faculty of Medicine, one of the two medical faculties that taught in English at that time. He completed one year of English preparation and 6 years of medical education without any loss. He was a member of the ski team and basketball team at the university, and also managed social events such as the annual medical ball.

He was assigned to Iskenderun State Hospital in compulsory service. Assoc. Prof. Dr., who served as the emergency manager. Ali Durmuş passed the General Surgery Department of Okmeydanı Training and Research Hospital in the Medical Specialization Exam. Assoc. Prof. Dr. completed his specialization and became a specialist. Due to his success in his compulsory service, Ali Durmuş was appointed as assistant chief physician to the Oncology department at Okmeydanı Training and Research Hospital.

Later, he was appointed as a training officer in the Department of General Surgery and Gastroenterology. He helped develop laparoscopic stomach and intestinal surgeries (sleeve gastrectomy, gastric bypass, reflux, colon cancer, stomach cancer, etc.) in Turkey. Between 2002 and 2015, he trained dozens of assistants and helped them become general surgeons.

In 2015, he left his job in Okmeydanı and worked as Assistant Professor. He started working as a faculty member at Nişantaşı University.

Education

İnönü Üniversitesi Tıp Fakültesi (ingilizce) 1995- 2002

Work Experience

Başbakanlık S.H.Ç.E.K. Genel Müdürlüğü Kurum Hekimliği (2003)

Erciyes Üniversitesi Tıp Fakültesi Genel Cerrahi Uzmanlığı 2011

Yüzüncü Yıl Üniversitesi Temel ve İleri Düzey Endoskopik Girişimler Eğitimi 2011

İstanbul Hastanesi /Van 2011

Özel Malatya Hastanesi / Malatya2012

Bilgi Tıp Merkezi Keçiören /Ankara 2013

Özel Koru Sincan Hastanesi Sincan/Ankara 2013

Baş Tibb Mərkəzi /Baku Clinic Azerbaycan/Bakü 2013

Yüksek İhtisas Üniversitesi Özel Koru Ankara Hastanesi 2019

Özel Ankara Koru Hastanesi /Ankara 2019

Medical Interests

laparoscopic obesity
Laparoscopic abdominal and inguinal hernia repairs (with the latest techniques)

Postpartum laparascopic diastasis recti (the formation of a protrusion in the upper middle abdomen due to the separation of the muscles in the abdominal tissue) and abdominal hernias above the navel and and gobekustunde both diastasis recti repair and abdominal hernia repair from the skin with laparascopic scola method for the first time in Turkey laparascopic stomach hernia and antireflu surgery).  

Laparoscopic gallbladder surgeries, including cleaning the bile duct with trans-cystic choledochal irrigation in patients with bile sludge and stones less than 5mm in the bile duct, performed in the same session

Laparoscopic gallbladder surgeries in pregnant women during the 2nd and 3rd trimesters, i.e., after 12 weeks of pregnancy

Laparoscopic Appendectomy in Pregnancy

Anal disorders, anal fissures, all types of internal and external hemorrhoid surgeries, anal fissure, and anal fistula surgeries

Thyroid surgeries and cancers, parathyroid surgeries and cancers

Breast diseases and breast cancer surgery

Oncological surgery; liver and gallbladder and bile duct surgeries, stomach cancer surgery, colon cancer surgery, and liver resections for metastatic liver tumors

Bachelor’s Degree:
2003 – 2010, Faculty of Medicine, Ege University, Izmir (Turkey)

Training Education:
2011 – 2017, Faculty of Medicine, General Surgery, Ege University, Izmir (Turkey)
2013 - 2014: Liver and Kidney Transplantation Observership, Montefiore Medical Center Bronx – New York (USA)

Professional Experience : 1. July 2020 - November 2021, Anadolu Cerrahi
2. November 2018 - July 2020, İzmir Private Ege Şehir Hospital
3. 05-07 2014, Liver and Kidney Transplantation Observership Montefiore Medical Center Bronx / New York / USA
4. April 2017 - November 2018, Erzurum Regional Training and Research Hospital General Surgery
5. July 2011 - April 2017, Ege University Faculty of Medicine, Department of General Surgery
6. May 2010-August 2010, Kastamonu Pınarbaşı Family Health Center

Dr. Cenan Oktay was born in 1965 in Plovdiv-Bulgaria. He completed his primary school education in Istanbul in 1977. He completed his secondary and high school education at Istanbul Erkek High School, which provides education in German. He graduated from Trakya University Faculty of Medicine in 1984.

Due to his interest in surgery, he completed his General Surgery internship while he was a student, Heidelberg University Head of Surgery Clinics in Germany, Prof.Dr. ch. He did it with Herfarth.

He graduated from the Faculty of Medicine with his 3rd degree in 1990 and started his General Surgery specialization training at SSK Okmeydanı Training Hospital in Istanbul in September-1991. He prepared congress publications as well as clinical and experimental studies during his residency training.

In 1993, he received training on "Microsurgery Course" and "Valtrac" rings used in GIS anastomoses at Würtzburg University, Germany, and became the first user in Turkey and used them in his specialization thesis.

He became a General Surgery Specialist at SSK Okmeydanı Training Hospital in 1996. In the same year, I.U. He completed the "Surgical Gastroenterology Endoscopy Training Courses" at Istanbul Medical Faculty. Due to his interest in Liver and Bile Tract surgery, he graduated from Istanbul University for 4 months in 1999. He worked actively in the General Surgery Department of Liver and Biliary Tract Surgery. During this time, he continued clinical and experimental studies.

Dr. Abdulkadir Bedirli completed his medical education at Istanbul University Istanbul Medical Faculty in 1988. He became a General Surgeon in 1997 and was appointed as Associate Professor in the Department of General Surgery at Gazi University Faculty of Medicine in 2005. He became a Professor in 2010.

In 2011, Dr. Bedirli completed the Robotic Surgery Certification Program in Strasbourg and became a console surgeon. He performed his first robotic surgery in the Department of General Surgery at Gazi University in the same year. Since then, he has successfully applied robotic surgery to over 1500 patients, mostly for obesity, stomach cancer, and colon-rectum cancers.

In 2012, Dr. Bedirli became a Surgical Oncology Specialist and participated in training programs on Laparoscopic and Robotic Surgery in Paris-France in 2014 and in Lyon-France in 2016. In 2018, he completed the Gastric Cancer Master Class program at Severance Hospital in Seoul-South Korea, and in 2019, he participated in the Bariatric Redo Surgery training program in Bruges-Belgium.

Dr. Bedirli was awarded the F.A.C.S. (Fellow of the American College of Surgeons) title by the American College of Surgeons in 2018. He has published 61 international and 47 national papers, presented 87 papers at international conferences and 68 papers at national conferences, contributed to 7 book chapters, and served as an editor for one book. Dr. Bedirli has an H-index of 18, with 1064 citations to his 72 publications.

Educational Status

• 1998-2004 Karadeniz Technical University Faculty of Medicine
• 2008-2014 Mayıs University, Department of General Surgery

Institutions He Works For

• 2004 Gümüşhane Private Medical Center
• 2004-2006 Gümüşhane-Torul State Hospital Emergency Service
• 2006-2008 Torul Health Group Directorate
• 2014-2016 Van Erciş State Hospital (General Surgery Specialist)
• Büyükçekmece Kolan Hospital
• Özel Florya Hospital

Skills And Expertise

• Obesity and Metabolic Surgery
• Thyroid Diseases
• Gallbladder and Liver Diseases
• Oncological Surgery
• Anal Region Diseases
• Breast Diseases
• Stomach Botox and Gastric Balloon Applications

Dr. Cüneyt Çiftdoğan was born in Ankara in 1971. After completing primary school in Gaziantep, he settled in Izmir and completed his secondary and high school education in Izmir. In the last years of his high school education, with his passion for white coats, he took the university exam and was accepted to Ege University Faculty of Medicine.

Cüneyt Çiftdoğan, who started his medical education at Ege University in 1988, graduated as a medical doctor in 1994 after an intensive and successful medical education. Cüneyt Çiftdoğan, who passed the Medical Specialization Examination (TUS) in 1997 and started his specialization training in the Department of General Surgery at Celal Bayar University Faculty of Medicine, took part in many successful operations until 2002 and had serious experience in the branch of general surgery. After his specialist training, Op. Dr. He was entitled to receive the title.

Dr. Cüneyt Çiftdoğan has been working as a General Surgery Specialist since 2002. He has equipped his professional skills and abilities with technological developments by working in many public and private hospitals.

Professional Interests

Metabolic and Obesity Surgery

Gastric Botox

Reflux Surgery

Goiter Surgery

Breast Diseases

Intestinal Tumor Surgery

Laparoscopic Gallbladder Surgery

Laparoscopic and Open Hernia Surgery

Liver Cystic Diseases

Colon Cancer Surgery

Rectum Cancer Surgery

Perinal Fistula

Fissure and Hemorrhoidal Diseases

Pilonidal Sinus Surgeries

Soft Tissue Tumors

Diagnostic Endoscopy and Colonoscopy

Memberships to Scientific Organizations

Izmir Medical Chamber

Turkish Surgical Association

Aegean Region Surgical Association

Aegean Region Breast Diseases Association

Education

-Undergraduate Education (6 years) İstanbul University

-Cerrahpaşa Faculty of Medicine 2000 - 2006

-Specialization in Medicine İstanbul University Cerrahpaşa Faculty of Medicine 2007

Medical Field of Interests

-Gastric sleeve

-Gastric bypass

-Gastric balloon 

-Swallowable Gastric balloon Metabolic surgery

-Revision Surgery

Experience

-20 Years of Surgical Experience 3000+ Obesity and Metabolic Surgery

PUBLISHMENTS

3 Articles Published in National Refereed Journals

18 Papers Presented at International Scientific Meetings and Published in the Proceedings Book

Op. Dr. Necdet Derici was born in Konya Beyşehir in March 1971. He completed his primary school in Beyşehir. Then, he moved to Konya, Ereğli for his secondary and high school education. He graduated from Istanbul University Istanbul Faculty of Medicine in 1995. Between 1995 and 1999, he worked as an assistant doctor at Istanbul Training and Research Hospital. In his next career step, he joined Istanbul Training and Research Hospital as a General Surgery Specialist and worked from 2000 to 2009. He specialized in Endocrine Surgery (Goiter, Surreal, Parathyroid Surgery), Laparoscopic Surgery (Laparoscopic Obesity, Colon Surgery, Stomach Surgery, Hernia Surgery, Appendectomy, Hiatus Hernia, cholecystectomy), Gastrointestinal Surgery (Stomach Cancer and Ulcers, Colon Cancers, Bile duct Surgery) and Endoscopy.

In 2015, He worked with Dr. Bruno Dillemans on Laparoscopic Gastric Bypass in Belgium. In 2017, He worked with Dr. Phillipe Topart ve Dr Guillaume Becouarn on Obesity Surgery and Laparoscopy. He speaks advanced English and intermediate French. Necdet Derici is a member of the Turkish Surgery Association, Turkish Bariatric Surgery Association, Laparoscopic Surgery Association, Endocrine Surgery Association, Asian Endocrine Surgery Association and International Obesity and Bariatric Surgery Association (IFSO). Also, He is married and has 3 children

Place and Birth Year of Birth: Manisa, 01.03.1971

Education: University, Istanbul University - Istanbul Medical Faculty,

High School: Cumhuriyet High School-Eregli

Work Experience: 1995-2009 - Istanbul Education Hospital

2009-2011- Avrasya Hospital

2011-2022 : Atakoy Hospital

Professional Interests: Gastric Surgery, Gastric Bypass , Gastric Baloon, Gastric Surgery Revision

Education and Expertise

2009 - Çukurova University Faculty of Medicine

2008 - Universita Degli Studi di Napoli Federico II, Medicina e Chirurgia, Naples, Italy

2016 - Bakırköy Dr.Sadi Konuk Training and Research Hospital - Ph.D./S.S./Medical Specialization General Surgery

Experience

2009 - 2010 - Gaziantep Station Health Center - Dr.

2010 - 2016 - Bakırköy Dr. Sadi Konuk Training and Research Hospital, General Surgery Clinic - As.Dr.

2014 - Cleveland Clinic Foundation, Endocrine and Metabolism Institute, Center for Endocrine Surgery, Cleveland, USA. - Observer Dr.

2016 - 2018 - Op.Dr. Kilis State Hospital

Professional Memberships

Turkish Surgery Association

• AREAS OF INTEREST
• Abdominal lining cancers
• Gastric cancer
• Colon rectum cancer
• pancreatic cancer
• breast cancer diseases
• Thyroid cancer diseases
• Liver gallbladder surgery
• Laparoscopic cancer surgery

• Education
• 1993 Ondokuzmayıs University Faculty of Medicine
• 2000 Ankara University Faculty of Medicine Medical Specialization
• 2007 Ankara University Surgical Oncology Sub-branch Specialization

• Experience
• 1995-2000 Ankara University Faculty of Medicine Department of General Surgery Res.Asst.
• 2001-2002 Cumhuriyet University Faculty of Medicine Department of General Surgery Lecturer
• 2002-April 2004 Cumhuriyet University Faculty of Medicine Department of General Surgery Assoc. Prof.
• 2004- October 2007 Ankara University Faculty of Medicine, Surgical Oncology Subspecialty Training
• October 2006 Cumhuriyet University Faculty of Medicine, Department of General Surgery, Associate Professor
• January 2012 Cumhuriyet University Faculty of Medicine, Department of General Surgery, Professor

• Memberships in Scientific Organizations
• Surgical Oncology Association, Turkish Surgical Association
• Turkish Colon and Rectal Surgery Association
• National Vascular Surgery Association, Turkish Medical Association
• Refereeing in Scientific Journals
• Turkish Journal of Surgery
• Turkish Clinics Journal of Medical Sciences
• Cumhuriyet Medical Journal  
• Dicle Medical Journal

• Awards
• Best Research Award (E19)
• Surgical Oncology Congress (Istanbul, 2003)
• Poster 3rd Place Award (E7)
• Poster 1st Place Award (E51)
• Clinical Enteral Parenteral Nutrition
• Congress (Istanbul, 2000)
• TÜSAD (Çeşme 2012)
•  
•  
• Education and Training:
• Medical Degree: Graduated from Ankara University Faculty of Medicine.
• Specialization in General Surgery: Completed residency at Ankara University Faculty of Medicine from 1995 to 2000.
• Subspecialty in Surgical Oncology: Advanced training in Surgical Oncology at Ankara University from 2004 to 2007.

• Professional Experience:
• Academic Roles: Served as Assistant Professor and Associate Professor at Cumhuriyet University Faculty of Medicine, contributing significantly to medical education and research from 2001 to 2004.
• Current Position: Practicing at İstinye University Hospital Medical Park Gaziosmanpaşa, Istanbul, where he provides expert surgical oncology and general surgery services.

• Areas of Expertise:
• Cancer Surgery: Specializes in colorectal, gastric, pancreatic, and liver cancers, with extensive experience in managing complex oncological cases.
• General Surgery: Expertise in treating conditions such as gallstones, hernias, thyroid disorders, and gastrointestinal diseases.
• Advanced Surgical Techniques: Proficient in minimally invasive laparoscopic and robotic surgeries, ensuring better outcomes and quicker recovery for patients.

• Achievements and Recognition:
• Published Research: Authored numerous articles in prestigious medical journals, contributing to advancements in surgical oncology.
• Professional Awards: Recipient of the Best Research Award at the Surgical Oncology Congress in Istanbul (2003) and a Poster Award for his contributions to cancer research.

Gallbladder and bile duct surgery

Breast disease treatment and surgery

Anal region disease treatment and surgery (hemorrhoids, anal fissure, perianal abscess and fistula surgery)

Obesity treatment (Gastric balloon, botox and surgical treatment)

Thyroid diseases and surgical treatment

Hernia surgery (open and laparoscopic) (groin, umbilical, wound hernias)

Colon, rectum, stomach diseases and surgical treatment

Endoscopic diagnosis and treatment interventions (gastroscopy, colonoscopy, ercp, peg)

2009- Atlas University Medicine Hospital

2004-2009 Tosya State Hospital

1994-2004 Taksim Education and Research Hospital

1999-2004 Taksim Education and Research Hospital General Surgery Clinic

1992-1998 Istanbul University Istanbul Faculty of Medicine

Courses and Conferences

Bakırkoy Dr. Sadi Konuk Education and Research Hospital General Surgery Clinic Endoscopy Unit Videoendoscopy Application Certificate (March 2006)