| 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 | 49+ years3,000+ treatments | Sarcoma surgery, CyberKnife | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #2 | 4.6 / 5 (214 reviews) | Istanbul, Turkey | 33+ years | Radiation therapy for brain tumor, Bone marrow transplantation | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #3 | 4.7 / 5 (134 reviews) | Istanbul, Turkey | — | — | Radiotherapy, Stereotaxic radiosurgery | — | — | International Organization for Standardization, Joint Commission International | |
| #4 | 4.7 / 5 (359 reviews) | Istanbul, Turkey | — | — | Liver transplant, Allogenic bone marrow transplantation from an unrelated donor | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.5 / 5 (51 reviews) | Istanbul, Turkey | — | — | Kidney transplant, Enucleation of eye | — | — | Joint Commission International | |
| #6 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | 33+ years | Kidney transplant, Radiotherapy | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | ||
| #7 | 4.9 / 5 (54 reviews) | Istanbul, Turkey | 31+ years | Brain tumor removal, Chemotherapy | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | ||
| #8 | 4.4 / 5 (33 reviews) | Istanbul, Turkey | — | — | Brain tumor removal, Sarcoma surgery | — | — | International Organization for Standardization, Joint Commission International | |
| #9 | 5.0 / 5 (1 review) | Istanbul, Turkey | — | — | HLA-typing | — | — | International Organization for Standardization, Joint Commission International | |
| #10 | 4.5 / 5 (235 reviews) | Istanbul, Turkey | 36+ years13,000+ treatments | Gamma Knife for brain tumor, Radiation therapy for brain tumor | — | — | Joint Commission International , Certification according to DIN EN ISO 9001 by TÜV NORD CERT |