| 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 | 4.5 / 5 (238 reviews) | Istanbul, Turkey | 20+ years | Removal of colon cancer, Stomach cancer surgery | — | — | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #3 | 4.6 / 5 (156 reviews) | Istanbul, Turkey | — | — | Removal of spinal cord tumor, Immunotherapy with Keytruda (Pembolizumab) | — | — | International Organization for Standardization, Joint Commission International | |
| #4 | 4.5 / 5 (495 reviews) | Istanbul, Turkey | — | — | Removal of meningioma, Throat cancer operation | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #5 | 5.0 / 5 (55 reviews) | Istanbul, Turkey | — | — | Mastectomy, Operation Marmara (microsurgical subinguinal varicocelectomy) | — | — | Joint Commission International , International Organization for Standardization | |
| #6 | 4.8 / 5 (233 reviews) | Istanbul, Turkey | — | — | Umbilical hernia repair, Stomach resection | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #7 | 4.4 / 5 (34 reviews) | Istanbul, Turkey | — | — | Stomach cancer surgery, Sarcoma surgery | — | — | International Organization for Standardization, Joint Commission International | |
| #8 | 5.0 / 5 (1 review) | Istanbul, Turkey | — | — | Brain tumor removal, Hemorrhoidectomy | — | — | Joint Commission International | |
| #9 | 5.0 / 5 (1 review) | Istanbul, Turkey | — | — | Abdominal MRI | — | — | International Organization for Standardization, Joint Commission International | |
| #10 | 4.2 / 5 (19 reviews) | Istanbul, Turkey | 2016+ years | Lobectomy, Immunotherapy with Keytruda (Pembolizumab) | — | — | Best clinic for radiotherapy, Best price for PET/CT |