| 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 | — | CyberKnife, Gamma Knife, microscopic fluorescence surgery, cellular injections for glioblastoma | Glioblastoma and complex brain tumors | Achieves complete tumor removal in 83% of cases using microscopic fluorescence. First in Spain to use cellular injections against glioblastoma. JCI-accredited facility with specialized neurosurgeons. | Joint Commission International , European Society for Medical Oncology |