| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (535 reviews) | Istanbul, Turkey | 29+ years | Radioiodine therapy, Chemotherapy for lung cancer | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #2 | 4.6 / 5 (239 reviews) | Istanbul, Turkey | 17+ years | Stomach cancer surgery, Tongue cancer surgery | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #3 | 4.0 / 5 (0 reviews) | Seoul, Republic of Korea | — | — | Hysterectomy with DaVinci robot, Sling procedure | — | — | — | |
| #4 | 4.6 / 5 (417 reviews) | Istanbul, Turkey | — | — | Radiotherapy, Mastectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.9 / 5 (10 reviews) | Bangkok, Thailand | — | — | Testicular prosthesis, Removal of testicle tumor | — | — | Royal College of Surgeons Thailand | |
| #6 | 4.8 / 5 (235 reviews) | Istanbul, Turkey | — | — | Laser surgery, Thyroidectomy | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #7 | 4.6 / 5 (156 reviews) | Istanbul, Turkey | — | — | Removal of spinal cord tumor, Immunotherapy with Keytruda (Pembolizumab) | — | — | International Organization for Standardization, Joint Commission International | |
| #8 | 4.6 / 5 (174 reviews) | Vienna, Austria | — | — | Chemotherapy, Gastric polyps removal | — | — | World's Best Hospitals 2021 by Newsweek, International Organization for Standardization | |
| #9 | 4.4 / 5 (113 reviews) | Bangkok, Thailand | — | — | Complex treatment of Ewing's sarcoma, PSA test | — | — | Royal College of Surgeons Thailand | |
| #10 | 4.7 / 5 (65 reviews) | Solingen, Germany | — | — | Radiofrequency ablation, CyberKnife for brain tumor | — | — | Best doctor for herniated disc treatment, German Cancer Society |