| #1 | | | Barcelona, Spain | | 34+ years23,000+ treatments | Transcatheter aortic valve implantation (TAVI), replacement of the aortic valve, pediatric mitral valve replacement, Ross procedure | Complex valve repairs and reconstructions | Led by Dr. Xavier Ruyra, a world-leading specialist in the Ross procedure with patents for valve repair. The team has performed 10,000+ cardiac procedures with advanced minimally invasive techniques. | Joint Commission International , European Foundation for Quality Management |
| #2 | | | Madrid, Spain | | 19+ years | Transcatheter aortic valve implantation (TAVI), minimally invasive tricuspid valve replacement | Complex valve cases needing minimally invasive approach | Ranked among World’s Best Hospitals 2021 for valve expertise. Uses interdisciplinary team and minimally invasive techniques. Offers personalized evaluation for valve selection. | World's Best Hospitals 2021 by Newsweek |
| #3 | | | Barcelona, Spain | | 159+ years14,000+ treatments | Ultrasound | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek |
| #4 | | | Pamplona, Spain | | 64+ years | Heart Valve Replacement | — | — | Joint Commission International , European Society for Medical Oncology |
| #5 | | | Barcelona, Spain | | 36+ years | Heart Valve Replacement | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |