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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. He specializes in metabolic and morbid obesity surgery. He has advanced skills in minimally invasive surgical techniques. Dr. Sinan has served in both military and civilian healthcare. He has held positions such as Chief Physician and faculty member. He completed his medical degree and general surgery residency at Gülhane Military Medical Academy. He also completed a fellowship in Advanced Laparoscopic Surgery at the University of Washington.

    Dr. Sinan’s clinical interests include metabolic surgery, obesity management, and type 2 diabetes. He also focuses on ileal interposition and transit bipartition procedures. He is a member of the Turkish Surgical Society and the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO). These memberships show his commitment to professional excellence in surgery.

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.
Anonymous • Beard transplant
Ukraine
Jun 28, 2026
Verified review.
He actually sketched out the future shape of my beard and showed me photos of his previous work, which immediately cleared up any doubts I had
What gave me the most confidence was the conversation I had with the doctor before the procedure. He didn’t just listen; he actually sketched out the future shape of my beard and showed me photos of his previous work, which immediately cleared up any doubts I had. The doctor personally carried out the entire transplant procedure, transplanting 2,000–3,000 grafts using the DHI method. Now, whilst I’m recovering, I feel better than I expected. The support from the clinic is a great help: they’re always available, take an active interest in how I’m feeling, and provided clear aftercare instructions. There were no hidden charges. If you’re planning to have the procedure, bear in mind that you don’t need to bring anything special with you; they’ll provide everything you need on the day.
Everything was brilliant, the staff were brilliant, and the doctor was a real charmer! As it turned out, the person accompanying me actually had a shared history with my home town. Everything was top-notch! And the most important lesson I learnt was how skilfully they sold me their service! As we work in the service sector, this is an invaluable lesson.
No comments.
Sara • Septoplasty (Deviated Septum Surgery)
United Kingdom
Jun 20, 2026
Verified review.
Everything went smoothly
My consultation with the surgeon was clearly. He was very honest about the level of breathing improvement I could expect, which I appreciated, and it was reassuring that he personally handled both the initial meeting and my septoplasty with rhinoplasty. I’m still in the early stages of healing, but I'm feeling better than expected. The procedure was done under general anesthesia. The support afterward has been solid; the clinic gave me a clear aftercare guide and the staff has always been easy to reach. It was also a relief that there were no additional expenses beyond what was quoted. Everything went smoothly.
Everything was beyond expectation, from the online support until the day we came back was everything great, no worries about anything, the staff was lovely, the doctor make you feel very comfortable with everything, and translators were really kind. Felt very safe every step of the way.
Anastasiia • Tummy tuck
Ukraine
Jun 16, 2026
Verified review.
The doctor is brilliant; he did everything to the highest standard
Everything was quick and efficient. There was a mix-up with my tickets, so I arrived a day early; they arranged a hotel for me, and the price we’d originally agreed on didn’t change. The doctor is brilliant; he did everything to the highest standard. I’m still in the recovery process, but it’s already clear that the result is fantastic. Thanks to Olesya, the interpreter, for her promptness, even outside working hours.
Everything was quick and efficient. There was a mix-up with my tickets, so I arrived a day early; they arranged a hotel for me, and the price we’d originally agreed on didn’t change. The doctor is brilliant; he did everything to the highest standard. I’m still in the recovery process, but it’s already clear that the result is fantastic. Thanks to Olesya, the interpreter, for her promptness, even outside working hours.
Anonymous • Arm lift (brachioplasty)
United Kingdom
Jun 16, 2026
Verified review.
What really stood out was my surgeon
What really stood out was my surgeon. He did the consultation and markings personally, which was a very reassuring start to my bilateral arm lift procedure. It was a lift only, with no liposuction. I'm still early in my recovery, and so far, I'm feeling about as expected. The staff and clinic were excellent, and importantly, there were no additional expenses on top of the quoted price. It's too early for me to say much about the aftercare support. My one major piece of advice for future patients: take snacks. The food was mostly the same everyday, not great, and included what must be the worst soup I have ever tasted.
Ismael was there for any questions and got back to me quickly.
a little more information on what is going to happen and when more informed without having to ask.
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Qualifications

Professional Profile
General Surgeon with advanced expertise in metabolic surgery, obesity treatment, and minimally invasive techniques. Extensive experience in both military and civilian healthcare settings, with leadership roles and academic appointments.

Medical Fields of Interest

Metabolic Surgery & Morbid Obesity Surgery

Obesity Management & Type 2 Diabetes

Ileal Interposition

Transit Bipartition

Education

YearInstitutionDepartment
1990 – 1996Gülhane Military Medical AcademyBachelor of Medicine
1999 – 2003Gülhane Military Medical AcademyGeneral Surgery
2008 – 2009University of WashingtonAdvanced Laparoscopic Surgery

Professional Experience

YearsInstitutionRole / Department
2023 – PresentLokman Hekim Istanbul HospitalObesity & Metabolic Surgery
2021 – 2022Private Adatıp HospitalObesity & Metabolic Surgery
2019 – 2020Private PracticeGeneral Surgery Specialist
2017 – 2019İstanbul Metabolic Surgery ClinicGeneral Surgery Specialist
2016 – 2017İnönü University – Liver Transplant InstituteGeneral Surgery Specialist
2015 – 2017GATA Ankara Training HospitalFaculty Member
2013 – 2015Van Military HospitalChief Physician, General Surgery
2011 – 2013Ankara District Military HospitalSpecialist, General Surgery
2009 – 2011GATA Department of Emergency MedicineEmergency Physician
2008 – 2009University of WashingtonAdvanced Laparoscopic Surgery (Fellowship)
2004 – 2008Bosnia & Herzegovina Turkish Peace Battalion HospitalChief Medical Officer of the Infirmary
2003 – 2009Samsun Military HospitalGeneral Surgery Specialist
1999 – 2003GATA Haydarpaşa Training HospitalAssistant, General Surgery
1997 – 1999Şırnak Mechanized Infantry Battalion InfirmaryPractitioner

Languages: Turkish (native), English (fluent)
Certifications: Board‑Certified in General Surgery; Fellowship in Advanced Laparoscopic Surgery
Memberships: Turkish Surgical Society; International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO)

 

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