| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (517 reviews) | Istanbul, Turkey | — | — | CyberKnife for brain tumor, Autologous bone marrow transplantation | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #2 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Sarcoma surgery, Pituitary tumor surgery | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #3 | 5.0 / 5 (55 reviews) | Istanbul, Turkey | — | — | Сonsultation with an oncohematologist | — | — | Joint Commission International , International Organization for Standardization | |
| #4 | 4.6 / 5 (136 reviews) | Istanbul, Turkey | — | — | Gamma Knife for brain tumor, Radiation therapy for brain tumor | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 5.0 / 5 (1 review) | Istanbul, Turkey | — | — | Сonsultation with an oncohematologist | — | — | International Organization for Standardization, Joint Commission International | |
| #6 | 4.4 / 5 (33 reviews) | Istanbul, Turkey | — | — | Allogenic bone marrow transplantation from a related donor, Autologous bone marrow transplantation | — | — | International Organization for Standardization, Joint Commission International | |
| #7 | 4.4 / 5 (32 reviews) | Istanbul, Turkey | — | — | Radiotherapy, Excision of skull base tumor | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association |