| #1 | | | Barcelona, Spain | | 29+ years560+ treatments | Radiofrequency ablation, high intensity focused ultrasound ablation (HIFU), magnetic resonance-guided focused ultrasound surgery (MRgFUS), radiofrequency ablation with 3D mapping | Complex cardiac arrhythmias | Specializes in ablation techniques for arrhythmias, uses advanced 3D mapping technology, and has a dedicated arrhythmia team. JCI-accredited with high patient recommendation rates. | Joint Commission International , European Foundation for Quality Management |
| #2 | | | Barcelona, Spain | | 159+ years14,000+ treatments | Radiofrequency ablation | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek |
| #3 | | | Madrid, Spain | | 28+ years | Radiofrequency ablation | — | — | The American Society for Aesthetic Plastic Surgery, Sociedad Espanola de Cirugia Plastica Reparadora y Estetica |
| #4 | | | Madrid, Spain | | 36+ years26,000+ treatments | Radiofrequency ablation | — | — | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate |
| #5 | | | Pamplona, Spain | | 64+ years | Radiofrequency ablation | — | — | Joint Commission International , European Society for Medical Oncology |
| #6 | | | Barcelona, Spain | | 31+ years | Radiofrequency ablation | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |