| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.6 / 5 (514 reviews) | Istanbul, Turkey | 22+ years | Immunotherapy with Keytruda | Advanced or metastatic cancers | Uses Keytruda (pembrolizumab) for targeted immunotherapy. Partnered with Johns Hopkins Hospital, JCI accredited, and offers comprehensive oncology services with advanced diagnostic tools. | International Organization for Standardization, Joint Commission International | ||
| #2 | 5.0 / 5 (53 reviews) | Istanbul, Turkey | 29+ years | Immunotherapy with Keytruda (Pembrolizumab), combination therapy with chemotherapy | Lung cancer and gastrointestinal cancers | JCI-accredited hospital with specialized oncologists. Offers Keytruda immunotherapy combined with chemotherapy, administered every three weeks. Doctors have led clinical trials in targeted therapies. | Joint Commission International , International Organization for Standardization | ||
| #3 | 4.9 / 5 (53 reviews) | Istanbul, Turkey | 23+ years | Immunotherapy with Keytruda (Pembrolizumab), Immunotherapy combined with chemotherapy, Monoclonal Antibody Triple Therapy | Lung, esophageal, and gastric cancers | Specializes in personalized immunotherapy with Keytruda, offers combined therapy approaches, and has a 98% patient recommendation rate. Doctors have performed 1,100+ procedures. | Turkish Medical Association, International Health Tourism Authorization Certificate | ||
| #4 | 4.7 / 5 (355 reviews) | Istanbul, Turkey | 14+ years | Immunotherapy with Keytruda (Pembrolizumab), combined two-drug immunotherapy | Metastatic melanoma and renal cancer | JCI-accredited clinic with a 90% organ transplant success rate. Specializes in oncology and offers personalized treatment plans under experienced oncologists. | International Organization for Standardization, Joint Commission International | ||
| #5 | 4.6 / 5 (211 reviews) | Istanbul, Turkey | 20+ years | Immunotherapy with Keytruda (Pembrolizumab), MSI testing | Metastatic colorectal cancer | JCI-accredited oncology center with personalized immunotherapy programs. Offers MSI testing to determine Keytruda suitability, ensuring targeted treatment. Doctors have managed complex cancer cases with international training. | Joint Commission International , Turkish Medical Association (Türk Tabıplerı Bırliği) | ||
| #6 | 4.7 / 5 (132 reviews) | Istanbul, Turkey | 24+ years | Immunotherapy with Keytruda (Pembolizumab) | Metastatic melanoma or breast cancer | Offers immunotherapy with Keytruda, a leading treatment for advanced cancers, with personalized care plans and international patient support. 91% of clients recommend the clinic. | International Organization for Standardization, Joint Commission International | ||
| #7 | 4.6 / 5 (473 reviews) | Istanbul, Turkey | — | — | Immunotherapy with Keytruda (Pembrolizumab), Medical oncology consultation, Pathology blocks revision | Patients requiring specialized immunotherapy | JCI accredited with specialized oncology hospital. Offers Keytruda immunotherapy and comprehensive diagnostic services with PET-CT and pathology reviews. | Joint Commission International , Patient choice in Pediatric Oncology & Hematology Oncology | |
| #8 | 4.8 / 5 (168 reviews) | Istanbul, Turkey | — | — | Immunotherapy with Keytruda (Pembrolizumab) | Patients requiring immunotherapy for cancer | Provides comprehensive initial examinations including biopsy and radiological screenings. Clinic has a 4.6 rating based on 20 patient reviews and 94% recommendation rate. Offers interpreter services and airport transfers. | Certification according to DIN EN ISO 9001 by TÜV NORD CERT, Joint Commission International | |
| #9 | 4.5 / 5 (51 reviews) | Istanbul, Turkey | 35+ years | Immunotherapy with Keytruda (Pembolizumab), Consultation with an oncologist | — | — | Joint Commission International | ||
| #10 | 5.0 / 5 (1 review) | Istanbul, Turkey | 21+ years | Brain MRI, CT (computer tomography) | — | — | Joint Commission International |