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Dr Huseyin Sinan
17
years of experience

Dr Huseyin Sinan

  • Specialization: General surgeon
  • 17 years of experience
  • Speaks:
    Turkish
  • Workplace: Turkey, Istanbul, Lokman Hekim Istanbul Hospital
  • Member of the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO).

    Dr. Huseyin Sinan is a board-certified general surgeon at JCI-accredited Lokman Hekim Istanbul Hospital. He specializes in metabolic and morbid obesity surgery. He completed a fellowship in laparoscopic surgery at the University of Washington. Dr. Sinan has held leadership roles in both military and civilian health sectors.

    • Member of the International Federation for the Surgery of Obesity and Metabolic Disorders.
    • Performs specialized transit bipartition and ileal interposition procedures.
    • Treats morbid obesity, metabolic disorders, and type 2 diabetes.
    • Former Chief Physician of Van Military Hospital and SAM Samsun Military Hospital.
4.8
Excellent score
20 patient verified reviews
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Patient reviews

About clinic Lokman Hekim Istanbul Hospital
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1-5 of 20 reviews
Simon • Tip rhinoplasty
Poland
May 13, 2026
Verified review.
The moment I saw the result, even with the initial swelling, I could tell the shape was exactly what I wanted
The moment I saw the result, even with the initial swelling, I could tell the shape was exactly what I wanted. It’s a great feeling. My goal was a more defined tip, and that's precisely what the surgeon delivered using an open approach. The whole process was smooth, and the staff were genuinely caring. The most difficult part of recovery so far is just having to sleep upright, which is temporary. A huge bonus is that I am breathing perfectly through my nose already. I am so grateful for the surgeon's skill and the clear communication from the team.
Amina • Breast augmentation
United Kingdom
Jul 27, 2026
Verified review.
I honestly cannot thank Dr Murat Yaman enough for the care, kindness, and professionalism he showed me throughout my breast surgery journey
I honestly cannot thank Dr Murat Yaman enough for the care, kindness, and professionalism he showed me throughout my breast surgery journey. I travelled from the UK to have a breast lift with implants ( 450 cc motiva implants under the muscle ), and from the very beginning, Dr Yaman made me feel comfortable, reassured, and confident that I was in safe hands. I am so happy with my results so far and I am truly grateful for his skill, attention to detail, and the beautiful work he has done. Not only is Dr Yaman an incredibly talented surgeon, but he is also a genuinely kind and caring person who made me feel looked after while I was away from home. I also want to say a huge thank you to all the staff who cared for me after my breast lift and implant surgery. Every member of the team was amazing, patient, and supportive throughout my recovery, and their kindness meant so much to me, especially during the early days after such a big procedure. Having surgery abroad was a big decision, and I had many emotions going into it, but I always felt that I was being cared for post surgery. I truly appreciate the hospitality, compassion, and dedication shown by Dr Yaman. I would happily recommend Dr Murat Yaman to anyone considering breast surgery. I am extremely pleased with my experience and my results so far, and I am already planning to return next year for another procedure because of the trust and confidence I have in him and his team. Thank you again for everything — I truly appreciate you all. ❤️
What I liked most about my experience with Dr Murat Yaman and his team was how cared for and comfortable I felt throughout my breast surgery journey. From my consultation, I felt listened to and reassured, and Dr Yaman took the time to understand the results I wanted from my breast lift and implants. I really appreciated his professionalism, kindness, and attention to detail. He made me feel confident in my decision and I felt that I was in safe hands throughout the process. The aftercare and support from the staff were also amazing. Everyone who looked after me after surgery was caring, patient, and supportive, which made such a difference while recovering away from home. Overall, what I liked most was the combination of Dr Yaman’s skill, his caring approach, and the genuine hospitality shown by the whole team. I am very happy with my experience and my results so far.
Anonymous • Labiaplasty
United States of America
Aug 11, 2026
Verified review.
I'm feeling better than expected
My main concern was the possibility of hidden costs, but I can confirm there were no additional expenses on top of the quoted price. My procedure was for the labia minora only. I found the clinic to be "nice and clean, great service," with "excellent doctors." They provided a clear aftercare guide and have been easy to reach, staying in touch throughout my early recovery. It is going well. In fact, I'm feeling better than expected. My main advice is to make sure you schedule the right procedures and contact the clinic to confirm all details before you arrive.
Nice and clean, great service. Excellent doctors.
Nothing
Anonymous • Deep Plane Facelift
United States of America
Aug 1, 2026
Verified review.
It felt like Dr
What stood out was the surgeon's personal attention. He personally checked on me after surgery. Beforehand, Dr. Yaman explained his deep plane technique very clearly for my facelift, which also included my upper and lower eyes, brows, and a lip lift. This personal touch was part of the overall atmosphere. Every thing had a positive vibe; everyone was professional and warm, and the facilities and transportation were exceptional. It felt like Dr. Yaman really cared for you as a person. My recovery is progressing about as expected. I received a clear aftercare guide and had no additional expenses. For me, a little more language support could be useful, but it didn't hinder the process.
Every thing had a positive vibe, everyone was professional and warm, facilities and transportation were exceptional, Dr Yaman really cared for you as a person
I think maybe for me little more language, but it didn’t hinder me
Nataliya • Blepharoplasty (Eyelid correction)
United Kingdom
Aug 8, 2026
Verified review.
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Qualifications

Dr. Huseyin Sinan is a board-certified general surgeon at Lokman Hekim Istanbul Hospital. He specializes in metabolic and morbid obesity surgery using laparoscopic methods. He holds a fellowship in Advanced Laparoscopic Surgery from the University of Washington. After this training, he integrated minimally invasive skills into his surgical practice.

Obesity & Metabolic Specialization

Dr. Sinan treats morbid obesity, type 2 diabetes, and metabolic disorders. He performs specialized procedures including ileal interposition and transit bipartition. These surgeries help manage long-term weight and blood sugar levels. Because he uses laparoscopic techniques, patients often experience reduced recovery time and post-operative pain.

Professional Experience

Dr. Sinan has practiced in Turkish military and civilian hospitals. He currently works at Lokman Hekim Istanbul Hospital in the Obesity Surgery department. Furthermore, his career includes leadership roles such as Chief Physician and Chief Medical Officer.

  • 2023 – Present: General Surgeon, Lokman Hekim Istanbul Hospital
  • 2021 – 2022: Obesity and Metabolic Surgery Specialist, Private Adatip Hospital
  • 2019 – 2020: General Surgery Specialist, Private Practice
  • 2017 – 2019: General Surgery Specialist, Istanbul Metabolic Surgery Clinic
  • 2016 – 2017: General Surgery Specialist, İnönü University Liver Transplant Institute
  • 2015 – 2017: Faculty Member, GATA Ankara Training Hospital
  • 2013 – 2015: Chief Physician and General Surgeon, Van Military Hospital
  • 2011 – 2013: General Surgery Specialist, Ankara District Military Hospital
  • 2009 – 2011: Emergency Physician, GATA Department of Emergency Medicine
  • 2008 – 2009: Fellowship in Advanced Laparoscopic Surgery, University of Washington, USA
  • 2004 – 2008: Chief Medical Officer, Bosnia & Herzegovina Turkish Peace Battalion Hospital
  • 2003 – 2009: General Surgery Specialist, Samsun Military Hospital
  • 1999 – 2003: General Surgery Assistant, GATA Haydarpaşa Training Hospital
  • 1997 – 1999: Practitioner, Şırnak Mechanized Infantry Battalion Infirmary

Education and Training

The doctor trained at Gülhane Military Medical Academy before pursuing international fellowships. His background includes surgical training in both Turkey and the United States. This path allowed him to gain experience in both military and civilian medical environments.

  • 1990 – 1996: Bachelor of Medicine, Gülhane Military Medical Academy
  • 1999 – 2003: General Surgery Residency, Gülhane Military Medical Academy
  • 2008 – 2009: Fellowship in Advanced Laparoscopic Surgery, University of Washington, USA

Professional Memberships

Dr. Sinan is active in international surgical communities. These memberships allow him to follow global standards in bariatric medicine. He contributes to the following organizations:

  • International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO)
  • Turkish Surgical Society

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