| #1 | | | Barcelona, Spain | | 51+ years23,000+ treatments | Thyroid resection, radioactive iodine therapy, thyroidectomy | Complex thyroid cancer cases | Offers specialized thyroid surgery with intraoperative nerve monitoring. JCI-accredited clinic with a multidisciplinary team for thyroid care. Doctors have performed over 1,100 procedures. | Joint Commission International , European Foundation for Quality Management |
| #2 | | | Barcelona, Spain | | 33+ years | — | — | — | Joint Commission International |
| #3 | | | Madrid, Spain | | 19+ years | — | — | — | World's Best Hospitals 2021 by Newsweek |
| #4 | | | Barcelona, Spain | | 159+ years14,000+ treatments | — | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek |
| #5 | | | Madrid, Spain | | 84+ years | — | — | — | Joint Commission International , International Organization for Standardization |
| #6 | | | Madrid, Spain | | 36+ years26,000+ treatments | Thyroid resection, therapy with radioactive iodine | Advanced thyroid cancer cases | Offers radioactive iodine therapy and thyroid resection. Uses advanced equipment like Da Vinci Xi robotic system for precise surgeries. Part of HM Cancer Center with targeted therapy options. | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate |
| #7 | | | Madrid, Spain | | 36+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |
| #8 | | | Pamplona, Spain | | 64+ years | Thyroid resection, radioactive iodine therapy, thyroidectomy, minimally invasive surgery with Da Vinci robot, hormone therapy, chemotherapy | Differentiated thyroid carcinomas | Offers minimally invasive thyroid surgery via robotic assistance. Specializes in radioactive iodine therapy for differentiated carcinomas. JCI-accredited oncology center with rapid diagnostic turnaround. | Joint Commission International , European Society for Medical Oncology |