| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (430) | Istanbul, Turkey | — | — | Enucleation of eye, Complex treatment of Ewing's sarcoma | — | — | International Organization for Standardization, Joint Commission International | |
| #2 | 4.6 / 5 (539) | Istanbul, Turkey | — | — | Radiotherapy for breast cancer, Chemotherapy for liver cancer | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #3 | 4.7 / 5 (44) | Barcelona, Spain | 76+ years14,000+ treatments | Bone marrow transplantation, Online Consultation with Pediatric Oncologist | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | ||
| #4 | 4.7 / 5 (492) | Barcelona, Spain | — | 23,000+ treatments | Bladder removal, Immunotherapy for kidney cancer | — | — | Joint Commission International , European Foundation for Quality Management | |
| #5 | 4.5 / 5 (171) | Tel Aviv, Israel | 41+ years34,000+ treatments | Immunotherapy, Mastectomy | — | — | World's Best Smart Hospitals 2021 by Newsweek, World's Best Hospitals 2021 by Newsweek | ||
| #6 | 4.7 / 5 (161) | Istanbul, Turkey | — | — | Immunotherapy with Keytruda (Pembolizumab), Transurethral resection of the prostate (TURP) | — | — | International Organization for Standardization, Joint Commission International | |
| #7 | 4.6 / 5 (149) | Antalya , Turkey | — | — | Pituitary tumor surgery, Autologous bone marrow transplantation | — | — | Joint Commission International | |
| #8 | 4.5 / 5 (55) | Istanbul, Turkey | — | — | Excision of skull base tumor, Thyroidectomy | — | — | Joint Commission International | |
| #9 | 3.8 / 5 (6) | Madrid, Spain | — | — | Nephrectomy, Removal of liver cancer | — | — | World's Best Hospitals 2021 by Newsweek | |
| #10 | 4.4 / 5 (34) | Istanbul, Turkey | — | — | Allogenic bone marrow transplantation from an unrelated donor, Chemotherapy for lung cancer | — | — | International Organization for Standardization, Joint Commission International |