Memorial Şişli Hospital, Turkey's first JCI-accredited facility, specializes in multidisciplinary care for IgG4 Related Disease (IgG4 RD). Dr. Turker Sahiner, a neurology specialist with 38 years of experience of experience, focuses on complex autoimmune conditions and has published 21 international peer-reviewed articles. The hospital operates 13 advanced operating rooms and offers comprehensive diagnostic and therapeutic services for IgG4 RD.

Hisar Hospital Intercontinental is a JCI-accredited multi-specialty center with expertise in IgG4 Related Disease (IgG4 RD) management. The hospital offers comprehensive diagnostics and treatment protocols, supported by specialists in rheumatology, immunology, and internal medicine. Dr. Suleyman Hilmi Ipekci, an Associate Professor with published research in endocrine disorders, provides advanced care for IgG4 RD patients.

Dr. Vafa Guliyeva, a pediatric rheumatologist with expertise in IgG4 Related Disease (IgG4 RD), has authored 20 international peer-reviewed articles and trained at Istanbul University and Istanbul Cerrahpaşa University. She is a member of the Paediatric Rheumatology European Society (PReS) and the Turkish Medical Association.