| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (539) | Istanbul, Turkey | 39+ years | Proton-beam therapy, Stereotaxic radiosurgery | — | — | Planetree's Gold Certificate, International Accreditation System for Interventional Oncology Services (IASIOS) | ||
| #2 | 4.6 / 5 (429) | Istanbul, Turkey | — | — | Whipple surgery, Hysterectomy (uterus removal) | — | — | International Organization for Standardization, Joint Commission International | |
| #3 | 4.7 / 5 (161) | Istanbul, Turkey | 12+ years | Brain tumor removal, Removal of colon cancer | — | — | International Organization for Standardization, Joint Commission International | ||
| #4 | 5.0 / 5 (57) | Istanbul, Turkey | 35+ years | Operation Marmara (microsurgical subinguinal varicocelectomy), Radiotherapy | — | — | Joint Commission International , International Organization for Standardization | ||
| #5 | 4.5 / 5 (55) | Istanbul, Turkey | — | — | Mastectomy, Enucleation of eye | — | — | Joint Commission International | |
| #6 | 4.8 / 5 (276) | Istanbul, Turkey | — | — | Cochlear implant placement, Stomach resection | — | — | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #7 | 4.4 / 5 (34) | Istanbul, Turkey | — | — | Brain tumor removal, Immunotherapy | — | — | International Organization for Standardization, Joint Commission International | |
| #8 | 5.0 / 5 (1) | Istanbul, Turkey | — | — | Inguinal hernia surgery, Thyroidectomy | — | — | International Organization for Standardization, Joint Commission International | |
| #9 | 4.2 / 5 (19) | Istanbul, Turkey | — | — | Brain tumor removal, Chemotherapy for prostate cancer | — | — | Best clinic for radiotherapy, Best price for PET/CT | |
| #10 | 4.5 / 5 (495) | Istanbul, Turkey | — | — | Subtotal thyroidectomy, Brachytherapy for prostate cancer | — | — | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology |