| #1 | | | Barcelona, Spain | | 42+ years23,000+ treatments | Adenoid removal, diode-laser adenotonsillectomy, minimally invasive adenotonsillectomy | Complex or pediatric adenoid cases | Specializes in minimally invasive adenoid removal using diode lasers, with over 1,100 adenoid procedures performed. JCI-accredited and recognized for pediatric ENT care. | Joint Commission International , European Foundation for Quality Management |
| #2 | | | Barcelona, Spain | | 15+ years5,000+ treatments | — | — | — | — |
| #3 | | | Madrid, Spain | | 19+ years | — | — | — | World's Best Hospitals 2021 by Newsweek |
| #4 | | | Barcelona, Spain | | 29+ years | — | — | — | Joint Commission International |
| #5 | | | Barcelona, Spain | | 159+ years14,000+ treatments | — | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek |
| #6 | | | Madrid, Spain | | 27+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |
| #7 | | | Pamplona, Spain | | 64+ years | — | — | — | Joint Commission International , European Society for Medical Oncology |
| #8 | | | Barcelona, Spain | | 38+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |