| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | — | — | Sarcoma surgery, CyberKnife | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #2 | 4.6 / 5 (214 reviews) | Istanbul, Turkey | — | — | Radiation therapy for brain tumor, Bone marrow transplantation | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | |
| #3 | 4.7 / 5 (133 reviews) | Istanbul, Turkey | — | — | Radiotherapy, Stereotaxic radiosurgery | — | — | International Organization for Standardization, Joint Commission International | |
| #4 | 4.5 / 5 (51 reviews) | Istanbul, Turkey | — | — | Enucleation of eye, Brain tumor removal | — | — | Joint Commission International | |
| #5 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Radiotherapy, Gamma Knife for brain tumor | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #6 | 4.4 / 5 (32 reviews) | Istanbul, Turkey | 34+ years | Autologous bone marrow transplantation, Chemotherapy | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #7 | 4.4 / 5 (7 reviews) | Istanbul, Turkey | — | — | Brain tumor removal, Gamma Knife for brain tumor | — | — | International Organization for Standardization, Joint Commission International |