| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (438 reviews) | Barcelona, Spain | 41+ years23,000+ treatments | Gamma Knife, craniotomy and tumor resection, fluorescence-guided surgery | Complex or recurrent brain tumors | Offers Gamma Knife radiosurgery and advanced neurosurgery techniques with a multidisciplinary approach. JCI accredited with experienced specialists like Dr. Bartolomé Oliver and Dr. Gerardo Conesa. | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 4.8 / 5 (41 reviews) | Barcelona, Spain | — | 14,000+ treatments | Consultation with an oncologist | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | |
| #3 | 2.5 / 5 (0 reviews) | Madrid, Spain | 36+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT | ||
| #4 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | Gamma Knife, cellular injections, fluorescent microscopy-guided surgery | Aggressive glioblastoma cases | First in Spain to use cellular injections against glioblastoma. Achieves complete tumor removal in 83% of cases using fluorescent microscopy. JCI-accredited neurosurgery center. | Joint Commission International , European Society for Medical Oncology | ||
| #5 | 4.0 / 5 (0 reviews) | Madrid, Spain | 34+ years | Chemotherapy for breast cancer, Consultation with a neurosurgeon | — | — | — |