| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (542) | Istanbul, Turkey | 20+ years | Hyperthermic Intraperitoneal Chemotherapy (HIPEC), Gamma Knife for brain tumor | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #2 | 4.5 / 5 (263) | Istanbul, Turkey | 20+ years | Radiotherapy, Resection of glioma | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #3 | 4.6 / 5 (432) | Istanbul, Turkey | — | — | Brain tumor removal, Immunotherapy | — | — | International Organization for Standardization, Joint Commission International | |
| #4 | 4.5 / 5 (171) | Tel Aviv, Israel | — | 34,000+ treatments | Chemotherapy, Mastectomy | — | — | World's Best Smart Hospitals 2021 by Newsweek, World's Best Hospitals 2021 by Newsweek | |
| #5 | 4.8 / 5 (8) | Istanbul, Turkey | — | — | Chemotherapy for ovarian cancer, Immunotherapy with Keytruda (Pembolizumab) | — | — | — | |
| #6 | 4.8 / 5 (287) | Istanbul, Turkey | — | — | Bone resection, Thyroidectomy | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #7 | 4.4 / 5 (34) | Istanbul, Turkey | — | — | Transnasal resection of tumor, Lung segmentectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #8 | 5.0 / 5 (1) | Istanbul, Turkey | — | — | Thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #9 | 4.3 / 5 (4) | Istanbul, Turkey | — | — | Tumor marker CA-125 | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate | |
| #10 | 4.0 / 5 | Seoul, Republic of Korea | — | — | Hysterectomy with DaVinci robot, Bone marrow transplantation | — | — | — |