GC Clinic is a boutique specialist dental practice in Nişantaşı, Istanbul. Founded by Prof. Dr. Semih Özbayrak — a university-based academic — together with his wife, Dr. Zümrüt Özbayrak, who trained and practised in paediatric dentistry in Germany. It was the kind of clinic you heard about through colleagues, not through billboards. Four decades later, the practice has been taken over by his long-standing protégée, Dr. G. Cansu Öztürk. The letterhead has changed. The standard has not.










The same address since 1985. Long before dental tourism was a category, long before “Turkey Teeth” was a phrase.
Deliberately capped. The reason a full-hour first consultation is the default, not a premium.
You are the only complex case in the chair that day. That is the only way full-arch and full-mouth work should be planned.
Co-founder · 1985–2019
Co-founder · Paediatric Dentistry
The Turkish dental tourism market contains a lot of things. Multi-chair volume operations. Franchise clinics trading under well-known names. Brokers who book patients into whichever chair is free. GC Clinic is none of them. It is a specialist practice with two doctors, four surgeries, and a receptionist who has worked here for eleven years.
That is not a marketing line. It is a legal, operational and commercial fact. The doctor you meet is the doctor who treats you and the doctor who writes your warranty. There is no handoff, because there is nowhere to hand off to.
The founding specialism. The reason a native tooth will be defended to the last reasonable option before it is replaced.
Minimal-prep veneers and full-mouth rehabilitation. Wax-up preview before any preparation.
Licensed specialist dental polyclinic. Full regulatory compliance in place; renewal annual.
Professional registration. Continuous education requirements met every cycle.
International patient accreditation in progress. We will publish the certificate the day it is issued — and not before.
Ten minutes from Taksim. Five minutes from a dozen of Istanbul’s best hotels. A hundred metres from the café where most of our overseas patients end up taking calls.
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Hospital-grade standards
Materials: EN ISO 13485 certified · Straumann, Nobel Biocare, Astra Tech
Sterilization: ISO 17665 autoclave protocol, hospital-grade
Lab: CAD/CAM in-house · same-day restorations where indicated
Surgical lead: Dr. Cansu Öztürk and the senior implantology team
Continuity: Same senior surgeon plans and performs your case