| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (534 reviews) | Istanbul, Turkey | — | — | Chemotherapy for liver cancer, Radioiodine therapy | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #2 | 4.6 / 5 (172 reviews) | Vienna, Austria | — | — | Chemotherapy, Gastric polyps removal | — | — | International Organization for Standardization, World's Best Hospitals 2021 by Newsweek | |
| #3 | 4.6 / 5 (62 reviews) | Velke Mezirici, Czech Republic | — | — | Da Vinci Robotic System, Nephrectomy | — | — | Best prostate cancer specialist, Best price for robotic prostate surgery | |
| #4 | 4.6 / 5 (236 reviews) | Istanbul, Turkey | 20+ years | Removal of colon cancer, Stomach cancer surgery | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #5 | 4.7 / 5 (65 reviews) | Solingen, Germany | — | — | Radiofrequency ablation, CyberKnife for brain tumor | — | — | Best doctor for herniated disc treatment, German Cancer Society | |
| #6 | 4.5 / 5 (495 reviews) | Istanbul, Turkey | — | — | Bone marrow transplantation, The Wertheim-Meigs operation | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #7 | 5.0 / 5 (55 reviews) | Istanbul, Turkey | — | — | Mastectomy, Operation Marmara (microsurgical subinguinal varicocelectomy) | — | — | Joint Commission International , International Organization for Standardization | |
| #8 | 4.8 / 5 (227 reviews) | Istanbul, Turkey | — | — | Laser surgery, Thyroidectomy | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #9 | 4.6 / 5 (17 reviews) | Guangzhou, China | — | — | Radiotherapy, Immunotherapy | — | — | — | |
| #10 | 4.5 / 5 (57 reviews) | Frankfurt am Main, Germany | — | — | Radiotherapy for throat cancer, Vaporization (with GreenLight Laser) | — | — | TÜV AG Сompany Research & Investing Certificate, TOP German hospital according to 2019 Focus ranking |