| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | Chemotherapy, immunotherapy, targeted therapy, surgical oncology | Advanced or metastatic cancers | JCI-accredited oncology center with high success rates. Specializes in complex cancer cases. Directly applies university research findings to patient treatment. | Joint Commission International , European Society for Medical Oncology |