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Turkey's Most Trusted Bariatric Surgery Group

Who We Are
Compassionate Care, World-Class Results
Founded in Istanbul in 2009, Istanbul sleeve was built on a single principle: every patient deserves access to world-class weight loss surgery, regardless of where they live or what they can afford.
- Transparency in pricing & outcomes
- Multilingual patient coordination
- JCI-accredited hospital partners
- Lifetime aftercare commitment
Our Team
Meet Our Surgeons
Our bariatric surgeons are internationally trained, Turkish Board certified, and perform 300+ procedures annually.

Prof. Dr. Mustafa U. Kalaycı
Specialist of Bariatric & Robotic Surgery

Dr. Ayse Kaya
Laparoscopic Surgeon

Dr. Ali Demir
Bariatric Specialist

Dr. Fatma Arslan
Revisional Surgery Expert
Accreditations
Certifications & Standards

JCI Accredited
Partner Hospitals

Authorization
International Health Tourism Authorization

ISO 9001
Quality Management Certified
Our History
Our Journey
2009
Founded in Istanbul
Started with a small team of 3 surgeons focused on gastric sleeve procedures.
2013
JCI Accreditation
Became one of the first bariatric centres in Turkey to achieve JCI certification.
2017
1,000th Patient Milestone
Celebrated our 1,000th successful surgery with patients from 30+ countries.
2021
Expanded International Reach
Launched dedicated coordinator teams for UK, Ireland, USA, and Australia.
2024
5,000+ Surgeries
Proud to have transformed the lives of over 5,000 patients from 50+ countries.
Not Sure Which Procedure is Right for You?
Book a free consultation with our bariatric specialists and get a personalised recommendation.
