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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.
Some of Dr.Umut R. Gunduz’ Trainings;
Dr. Mirhan Tosun is a specialist in General and Bariatric Surgery. He is known for his skill in gastric bypass, gastric sleeve, and gastric balloon procedures. Dr. Tosun completed his medical degree and surgical training at Istanbul University Faculty of Medicine.
He has worked in top medical centers and has taught in academic settings. Dr. Tosun is recognized for his high patient success rates and focus on safety. His practice is accredited for quality, showing his commitment to modern, evidence-based care.
Dr. Volkan Tümentemur is a General Surgery specialist. He completed his medical degree in English at Karadeniz Technical University Faculty of Medicine in 2005. He is known for his advanced surgical skills and dedication to patient care.
Dr. Tümentemur has performed many successful surgeries. He is recognized for achieving high patient satisfaction. He works with top medical institutions and regularly updates his knowledge through ongoing training in general surgery.
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.
20 top ranked Gastric bypass doctors in the world are represented on this page. The list includes only verified specialists known for their experience and high success rates.
The ranking is composed according to the Bookimed patient reviews and considers the rating of hospitals where doctors practice.
Top 5 Gastric bypass doctors on Bookimed.com:
The specialist’s CV contains details about the doctor’s expertise and work experience, education, scientific research, and languages spoken. Compare information on several specialists, read carefully about their experience, success rates, and methods they apply. Make sure the chosen doctor has relevant experience in the treatment of a medical issue you are looking for. Read reviews of patients who had a consultation with the chosen specialist.
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I was born in 1967 in Izmir.
I have a happy marriage. I am the father of 3 beautiful girls, more beautiful than each other.
I have a love for Altınordu,inherited from my father.
I speak English and French.
The education you have received describes you…
After becoming a general surgery specialist in 1996, I served as a General Surgery and Organ Transplantation Specialist at SSK (social insurance institution), for a period of 9 years. In 2005, was granted the title of Associate Professor-General Surgery. Between 2005 and 2012, I established the kidney transplant centers in İzmir Private Kent Hospital, Istanbul Private Gaziosmanpasa Hospital, and Medicalpark Goztepe Hospital respectively, and served as the chief executive of these centers.
I have worked in İzmir Private Kent Hospital since 2013. I established Obesity Clinic at Gazi Hospital, and performed more than 200 gastric reduction operations.
More than 50 international publications
Approximately 100 national publications
Section authorship of 12 books
Editorship of 2 books
Serving as a lecturer, session moderator, science board member, and regulatory board member in many scientific congresses held both at home and abroad.
Serving as a referee and editor in domestic and international magazines.
Citation in approximately 100 international scientific publications
Awards
Certificate of Achievement granted by SSK General Directorate for the first kidney transplant operations performed at SSK Hospitals (1997).
Young Researcher Award in ONKKD (Turkish Organ Transplantation Centers Coordination Association) 2002 Congress held in Adana (2002).
Certificate of Appreciation granted by SSK General Directorate for the first small intestine transplant in Turkey (2003).
Young Researcher Award in the World Congress of Nephrology held in Berlin (2003).
The Firsts
Besides these, I have broken many new grounds in Turkey.
Laparoscopic donor nephrectomy (laparoscopic removal of the donor kidney intended to be transplanted) (2004)
Kidney-transplant without tissue adaptation (2005)
Cross-over (cross-donor) kidney transplantation (2005)
Small intestine transplantation (2005)
I have worked in the management boards of many associations engaging in scientific and social activities, and served as a founding member in some of them.
The most important one of these is that I have served as a coordinator in the project intended for providing 150.000 elementary school students and 5,000 adults with training on organ donation, for a period of 10 years, through various social activities.1
Kiss. Dr. Lecturer Hüseyin Akyol presents the obesity and metabolic surgery processes of all his patients at the highest standards by using personalized treatment methods, his experienced team and high technology equipment. Operations and treatment follow-up processes are carried out in fully equipped and up-to-date A-plus hospitals.
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.
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. Hidayet Çatal is a Diabetes and Obesity Surgery Specialist in Izmir, Turkey. He has over 30 years of experience in bariatric and metabolic surgery. He graduated from Izmir 9 Eylul University Faculty of Medicine. He completed his specialization in General Surgery at SSK Tepecik Training and Research Hospital.
Dr. Çatal has worked at several leading hospitals, including Private Tınaztepe Hospital and Private Ege Sehir Hospital. He currently serves at Private Medifema Hospital. He is known for his high surgical success rates. He is often invited to international events to share his knowledge of advanced surgical techniques.
Title:
Op.Dr.
Name-Surname:
Murat Şendur
Education
2009 - Cerrahpaşa Tıp Fakültesi – Medical Faculty
2015 - Cerrahpaşa Tıp Fakültesi – Specialist as a Genral Surgeon
Experience
2015 - 2015 - Erzurum Hınıs Şehit Yavuz Yürekseven State hospital
2015 - 2020 - Bahçelievler State hospital
Pursuits
After completing his medical education in 2009, he has 12 years of general surgery experience and is an expert in Laparoscopic surgeries. Many surgeries can be performed with the Laparoscopic system, which is popularly known as the closed system. He has the most experience in Bariatric and Metabolic surgery.. In the field of obesity and diabetes, which can now be treated with surgery, such as Sleeve Gastrektomi(Tube stomach), Gastric By-Pass, Mini Gastric By-Pass(Diabetes surgery) , he performs successfully. Endoscopic Botox treatment and gastric balloon are applied in patients who are not suitable for surgery..
Courses and Certificates
1) Cerrahpaşa surgical meetings: Current surgical treatments in inflammatory bowel diseases
9-10 Ocak 2010 - İst. Cerrahpaşa Tıp. Fak.
3) Laparoscopic training program
7-13 Nisan 2010 İst. Cerrahpaşa Tıp. Fak.
4) Turkish Surgical Society - Satplers and its use course
22 Eylül 2012 İst. Cerrahpaşa Tıp. Fak.
5)14. Ulusal Kolon ve Rektum Cerrahisi kongresi
15-19 Mayıs 2013 Antalya
6) Turkish Society of Surgery - Current approaches to difficult wound management and applications course
25 Mayıs 2013 İst. Cerrahpaşa Tıp. Fak.
7)19. Ulusal Cerrahi Kongresi
16-20 Nisan 2014 Antalya
8)15. Turkish-German Endoscopy days - Endosonography applications
9 Haziran 2014 İst. Cerrahpaşa Tıp. Fak.
9) Turkish Society of Surgery - Vascular and other Interventional procedures course
29 Kasım 2014 İst. Cerrahpaşa Tıp. Fak.
10) Cerrahpaşa surgery meetings - Minimally invasive Colorectal cancer surgery
6-7 Aralık 2014
11)27. Turkish-German Gastroenterology-Hepatology Congress
4 Haziran 2015 İst. Cerrahpaşa Tıp. Fak.
12) 16. Turkish-German Endoscopy days - Endoscopic Mucosal Resection and Submucosal Dissection applications
5 Haziran 2015 Marmara üniversitesi Pendik E.A.H
13) Laparoscopic inguinal hernia repair techniques and innovations course
6 Haziran 2015 Acıbadem İst.
14) 34. National Gastroenterology Week
1-6 Aralık 2017 Antalya
15) European Resuscitation Council- Basit Life Support (BLS) certificate
02.12.2017 ( ERC-253-627337)
16) Turkish Surgical Association Board school participation
24-25 Şubat 2018 ve 3-4 Mart 2018
17) 21. National surgery congress
11-15 Nisan 2018 Antalya
18) Turkish Surgical Association Qualification Certificate
05.05.2018 Ankara
19)14. Endoscopic Laparoscopic Surgery congress &MMESa Spring meeting
19-22 Nisan 2019 Kıbrıs
20)6th National and 5th Mediterranean Morbid Obesity and Metabolic Diseases Congress
17-20 Ekim 2019 Antalya
21) 15.National &2. İnternational Endoscopic Laparoscopic Surgery congress
28-30 Ekim Antalya
Mesleki Üyelikler
1. Türk Cerrahi Derneği (2018 den günümüze)
2.Endoskpik ,Laparoskopik cerrahi derneği(2020 den günümüze)
Araştırma ve Yayınlar
1) Evaluation of systemic steroid response via Digital İnfrared Termal Imaging (DITI) in patients with Idiopathic Granulomatous Mastitis.
M Sendur, E Hatipoglu, V Celik
Medical journal of Bakırköy 16(3), 2020/9/1
2)Laparoscopik kasık fıtığı onarımında TEP ve TAPP sonuçlarımızın karşılaştırılması, Sözlü bildiri
Hüseyin Akyol1 , Murat Şendur2
15.National &2. İnternational Endoscopic Laparoscopic Surgery congress
Dr. Atilla Akova is a general surgeon with 30 years of experience. He specializes in obesity and diabetes surgery. He is skilled in advanced bariatric procedures such as sleeve gastrectomy, gastric bypass, metabolic surgery, Roux-en-Y gastric bypass, biliopancreatic diversion, and stomach resection.
Dr. Akova earned his medical degree from Ankara University Faculty of Medicine in 1987. He completed his general surgery training at Ankara Numune Training and Research Hospital in 1994. He is known for his high surgical success rates and dedication to new metabolic treatments.
Dr. Ahmet Turkoglu is a general surgeon who specializes in weight-loss procedures. He performs gastric bypass, sleeve gastrectomy, and gastric balloon treatments. He has completed over 2,000 bariatric surgeries. His patients report high satisfaction, and his complication rates are low.
Dr. Turkoglu is known for his work in obesity surgery. He often shares expert reviews and insights in medical publications. He holds accreditation from top surgical societies. He uses the latest techniques and follows evidence-based practices in his work.