| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (57) | Istanbul, Turkey | — | — | Chemotherapy, Resection of glioma | — | — | Joint Commission International , International Organization for Standardization | |
| #2 | 4.7 / 5 (492) | Barcelona, Spain | — | 23,000+ treatments | Orchiectomy, Stereotaxic radiosurgery | — | — | Joint Commission International , European Foundation for Quality Management | |
| #3 | 4.6 / 5 (539) | Istanbul, Turkey | — | — | SIRT therapy, Allogenic bone marrow transplantation from an unrelated donor | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #4 | 4.7 / 5 (44) | Barcelona, Spain | — | 14,000+ treatments | Bone marrow transplantation | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #5 | 4.5 / 5 (495) | Istanbul, Turkey | — | — | Removal of meningioma, Targeted therapy | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #6 | 4.6 / 5 (131) | Bangkok, Thailand | — | — | Hysterectomy (uterus removal), Transnasal resection of tumor | — | — | International Organization for Standardization, Joint Commission International | |
| #7 | 4.5 / 5 (57) | Frankfurt am Main, Germany | — | — | Radiation therapy for brain tumor, Chemotherapy for lung cancer | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking | |
| #8 | 4.1 / 5 (42) | Istanbul, Turkey | 10+ years | Rectal resection, Radiotherapy for lung cancer | — | — | The Baby-friendly Hospital Initiative (BFHI) by WHO and UNICEF, Turkish Medical Association | ||
| #9 | 3.5 / 5 (4) | Seoul, Republic of Korea | — | — | Laparoscopic nephrectomy | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #10 | 4.5 / 5 (43) | Seoul, Republic of Korea | — | — | Chemotherapy for liver cancer, Lung segmentectomy | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation |