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General Surgery and Metabolic Surgery
Assoc. Prof. Dr. Mutlu Ünver
Assoc. Prof. Dr. Mutlu Ünver is a general and metabolic surgeon at JFS Clinic in Izmir. He performs sleeve gastrectomy, gastric bypass, the transit bipartition operation and non-surgical gastric balloon treatment for patients travelling to Turkey for weight-loss surgery, alongside thyroid, liver and general surgical procedures.
Profile
Dr. Ünver in brief
- General SurgeryMetabolic surgery specialism
- 2006General surgery residency at Ege University began
- 2021Associate Professor title awarded
- 500+ / 2,000+ / 250+Bariatric / oncological / transplant operations, by his own published profile
- JFS ClinicPrivate practice, Izmir

About
General surgery and metabolic surgery
General Surgery and Metabolic Surgery
Assoc. Prof. Dr. Mutlu Ünver trained at Ege University Faculty of Medicine, from 2000, and began his general surgery residency at Ege University in 2006, with training in oncological surgery and in liver and kidney transplant surgery, including cadaveric and living-donor transplantation. From 2012 to 2014 he worked at Izmir Tepecik Training and Research Hospital and, in parallel, carried out post-doctoral research at Izmir Institute of Technology on hepatocellular carcinoma and stem cells. He went on to hold academic posts at Izmir University (2014-2016) and Izmir University of Economics (2020-2021), and was awarded the title of Associate Professor in 2021. He now practises privately at JFS Clinic, where his work centres on obesity and metabolic surgery for international patients.
Dr. Ünver reports more than 500 bariatric operations, more than 2,000 oncological operations and more than 250 transplant operations, according to his own published profile.
His procedures include sleeve gastrectomy, gastric bypass, the transit bipartition operation and the non-surgical gastric balloon, each selected according to a patient's weight, health history and goals. Alongside bariatric surgery, he also carries out laparoscopic liver resection, thyroid surgery, transplant surgery and other general surgical procedures.
Procedures he performs
- Sleeve gastrectomy, gastric bypass, gastric balloon and transit bipartition (bariatric surgery)
- Laparoscopic liver resection
- Thyroid surgery
- Transplant surgery
- General surgical procedures
Education and career
- Ege University Faculty of Medicine, from 2000
- General surgery residency, Ege University, from 2006; training in oncological surgery and in liver and kidney transplant surgery (cadaveric and living-donor)
- Izmir Tepecik Training and Research Hospital (2012-2014), with concurrent post-doctoral research at Izmir Institute of Technology on hepatocellular carcinoma and stem cells
- Academic staff, Izmir University, Dept. of Surgical Medical Sciences / General Surgery (2014-2016)
- Academic staff, Izmir University of Economics, Faculty of Medicine, Dept. of Surgical Medical Sciences (2020-2021)
- Associate Professor title awarded 2021
- Private practice within JFS Clinic
Professional memberships
- Turkish Surgical Association (member since 2014)
- International Hepato-Pancreato Biliary Association (member, 2013-2014)
Awards and presentations
- 2012: second-place oral presentation award at the European thyroid cancer congress, for his thesis on BRAF V600E
- The same thesis was presented at the World Thyroid Cancer Congress in Canada
- 2014: top presentation award at the Bodrum National Organ Transplantation Congress
Selected publications
Dr. Ünver is a co-author of 14 articles indexed in PubMed (2009–2025), on obesity surgery, gastric and thyroid tumours and emergency general surgery. A selection:
- A Comparative Analysis of the Liver Retraction with Long Surgical Gauze in Three-Port Sleeve Gastrectomy and the Four-Port Nathanson Retractor Technique
- Differential diagnosis of submucosal gastric tumors: gastric schwannomas misdiagnosed as GISTs
- Predictive Value of Preoperative Neutrophil Lymphocyte Ratio in Determining the Stage of Gastric Tumor
- Reliability of fine needle aspiration biopsy in large thyroid nodules
- Prognostic factors in peptic ulcer perforations: a retrospective 14-year study
Who a consultation with Dr. Ünver is for
Patients usually come to Dr. Ünver after months or years of trying to lose weight without lasting success, or after a related health condition such as type 2 diabetes or joint strain has made the case for surgery clearer. From your first message, Dr. Ünver reviews your medical history, current weight and health goals, then confirms in person on Day 2 in Izmir which of his procedures suits you and what recovery and aftercare at JFS Clinic will involve.
Results vary from patient to patient. Your surgeon will tell you what is realistic for your body at the consultation.
JFS Clinic team
Other specialists at JFS Clinic
Op. Dr. Onur Evren Yılmaz
Plastic, Reconstructive, and Aesthetic Surgery — rhinoplasty, body contouring and breast surgery.
View profile →
Assoc. Prof. Dr. Merve Biçer
Obstetrics and Gynecology, in private practice at JFS Clinic since 2017.
View profile →
Op. Dr. Hünkar Batıkhan
ENT (Otolaryngology) and Head and Neck Surgery, including nose and ear aesthetics.
View profile →Questions
Questions about Dr. Ünver's practice
What does a metabolic surgeon do at JFS Clinic?
Assoc. Prof. Dr. Mutlu Ünver treats obesity and related metabolic conditions with surgery, choosing between sleeve gastrectomy, gastric bypass, the transit bipartition operation or a non-surgical gastric balloon depending on each patient's weight, health history and goals.
See obesity surgery options →Is Dr. Ünver's weight-loss surgery only for very high BMI patients?
Not only. JFS Clinic generally considers obesity surgery from a BMI of 40, or from 35 with a weight-related condition such as type 2 diabetes, high blood pressure or sleep apnoea. Dr. Ünver reviews your BMI and health history individually before confirming which procedure, if any, is suitable.
Does Dr. Ünver treat anything other than obesity?
Yes. His general surgery practice also covers thyroid surgery, laparoscopic liver resection, transplant surgery and other general surgical procedures, alongside his metabolic and bariatric surgery work.
What is Dr. Ünver's academic background?
He studied at Ege University Faculty of Medicine and began his general surgery residency at Ege University in 2006, with training that included oncological surgery and liver and kidney transplant surgery. He worked at Izmir Tepecik Training and Research Hospital from 2012 to 2014, held academic posts at Izmir University and Izmir University of Economics, and was awarded the title of Associate Professor in 2021.
Next step
Discuss weight-loss surgery with Dr. Ünver
Send your medical history and goals to the JFS Clinic coordination team, and Dr. Ünver's consultation will follow.
Free weight-loss surgery quote from Dr. Ünver
Share your weight, height and medical history, and the JFS Clinic team will arrange your consultation with Assoc. Prof. Dr. Mutlu Ünver.
+90 555 420 45 05- 1 About your treatment
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