| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (360 reviews) | Istanbul, Turkey | — | — | Radiation therapy for brain tumor, Proton-beam therapy | — | — | International Organization for Standardization, Joint Commission International | |
| #2 | 4.7 / 5 (135 reviews) | Istanbul, Turkey | — | — | Tongue cancer surgery, Removal of spinal cord tumor | — | — | International Organization for Standardization, Joint Commission International | |
| #3 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Radiotherapy for prostate cancer, Gamma Knife for brain tumor | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #4 | 4.5 / 5 (51 reviews) | Istanbul, Turkey | — | — | Craniotomy, Radioiodine therapy | — | — | Joint Commission International | |
| #5 | 4.5 / 5 (235 reviews) | Istanbul, Turkey | — | 13,000+ treatments | Radiation therapy for brain tumor, CyberKnife | — | — | Joint Commission International , Certification according to DIN EN ISO 9001 by TÜV NORD CERT | |
| #6 | 4.4 / 5 (41 reviews) | Istanbul, Turkey | — | — | Allogenic bone marrow transplantation from a related donor, Resection of glioma | — | — | — | |
| #7 | 4.4 / 5 (32 reviews) | Istanbul, Turkey | 10+ years | Hysterectomy (uterus removal), Hyperthermic Intraperitoneal Chemotherapy (HIPEC) | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #8 | 2.0 / 5 (2 reviews) | Istanbul, Turkey | — | — | CyberKnife | — | — | International Organization for Standardization, Joint Commission International | |
| #9 | 4.4 / 5 (7 reviews) | Istanbul, Turkey | — | — | Radiotherapy for breast cancer, Chemotherapy for breast cancer | — | — | International Organization for Standardization, Joint Commission International |