| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (440 reviews) | Barcelona, Spain | — | 23,000+ treatments | CyberKnife for brain tumor, CyberKnife for prostate cancer | Precise tumor targeting without surgery | Offers specialized CyberKnife treatments with high precision. JCI-accredited facility with over 400 highly qualified doctors. 94% patient recommendation rate based on 409 reviews. | Joint Commission International , European Foundation for Quality Management |