| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.8 / 5 (219 reviews) | Istanbul, Turkey | — | — | Stomach resection, Laser surgery | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #2 | 4.5 / 5 (495 reviews) | Istanbul, Turkey | — | — | Bone marrow transplantation, The Wertheim-Meigs operation | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #3 | 4.6 / 5 (235 reviews) | Istanbul, Turkey | 20+ years | Removal of colon cancer, Stomach cancer surgery | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #4 | 4.6 / 5 (414 reviews) | Istanbul, Turkey | — | — | Immunotherapy with Keytruda (Pembolizumab), Thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #5 | 4.6 / 5 (534 reviews) | Istanbul, Turkey | 19+ years650+ treatments | Liver resection, Chemotherapy for liver cancer | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #6 | 5.0 / 5 (1 review) | Istanbul, Turkey | 25+ years | Proton-beam therapy, Brain tumor removal | — | — | Joint Commission International | ||
| #7 | 4.5 / 5 (2 reviews) | Istanbul, Turkey | 22+ years | Lung cancer surgery, Removal of spinal cord tumor | — | — | Joint Commission International | ||
| #8 | 4.6 / 5 (152 reviews) | Istanbul, Turkey | — | — | Removal of spinal cord tumor, Immunotherapy with Keytruda (Pembolizumab) | — | — | International Organization for Standardization, Joint Commission International | |
| #9 | 5.0 / 5 (55 reviews) | Istanbul, Turkey | 12+ years | Mastectomy, Robotic da Vinci prostatectomy | — | — | Joint Commission International , International Organization for Standardization | ||
| #10 | 4.9 / 5 (55 reviews) | Istanbul, Turkey | 34+ years | Immunotherapy, Nephrectomy | — | — | Turkish Medical Association, International Health Tourism Authorization Certificate |