Dr. Ates Yanyali specializes in retinal diseases, vitrectomy, and vitreolysis with over 100 scientific publications and 300 references. He trained at Columbia University's Harkness Eye Institute and holds memberships in the American Society of Retina Specialists and European VitreoRetinal Society. The clinic uses modern ophthalmic techniques like PRK, LASEK, LASIK, and iLASIK – NASA-approved for astronauts.

Dunyagoz Eye Hospital Izmit is a dedicated ophthalmology center serving nearly 36,500 patients each year. It opened in 2008 on Atatürk Boulevard in central İzmit. The hospital holds an International Health Tourism Authorization Certificate from the Turkish government.

• Seven specialized departments cover the full range of eye care under one roof.
• Screening and treatment services are designed for both local and international patients.
• Accredited by the Turkish Medical Association for professional standards in training and practice.