| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.5 / 5 (263) | Istanbul, Turkey | 24+ years | Radiotherapy, Resection of glioma | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #2 | 4.6 / 5 (432) | Istanbul, Turkey | — | — | Brain tumor removal, Immunotherapy | — | — | International Organization for Standardization, Joint Commission International | |
| #3 | 4.6 / 5 (542) | Istanbul, Turkey | — | — | Hyperthermic Intraperitoneal Chemotherapy (HIPEC), Gamma Knife for brain tumor | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | |
| #4 | 4.8 / 5 (293) | Istanbul, Turkey | — | — | Bone resection, Thyroidectomy | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #5 | 4.7 / 5 (159) | Vilnius, Lithuania | — | — | Transurethral resection of the bladder, Radiofrequency ablation | — | — | Joint Commission International | |
| #6 | 4.6 / 5 (19) | Guangzhou, China | — | — | Mastectomy, Gamma Knife for brain tumor | — | — | — | |
| #7 | 3.6 / 5 | Goyang, Republic of Korea | — | — | Craniotomy, Chemotherapy | — | — | Advanced Regenerative Medicine Implementation Institution (Ministry of Health and Welfare, Republic of Korea) | |
| #8 | 3.8 / 5 (6) | Madrid, Spain | — | — | Hysterectomy (uterus removal), Bone marrow transplantation | — | — | World's Best Hospitals 2021 by Newsweek | |
| #9 | 4.4 / 5 (13) | Tel Aviv, Israel | — | 92,000+ treatments | Chemotherapy for prostate cancer, Chemotherapy for uterine cancer | — | — | Joint Commission International | |
| #10 | 4.7 / 5 (41) | Kyiv, Ukraine | — | 1,000+ treatments | Surgical excision of fibroadenoma, Myomectomy (removal of uterine fibroids) | — | — | — |