| 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 | — | — | Consultation and individualized treatment planning | International patients | JCI-accredited hospital with experience treating patients from 70 countries. Recognized as Spain's best private hospital by MERCO. | Joint Commission International , European Society for Medical Oncology |