| 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 | 50+ years280+ treatments | Bone resection, Testicular Biopsy | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 4.4 / 5 (6 reviews) | Barcelona, Spain | — | Consultation with an oncologist, PET/CT | — | — | Joint Commission International | ||
| #3 | 4.8 / 5 (41 reviews) | Barcelona, Spain | 14,000+ treatments | Consultation with an oncologist, Brain MRI | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | ||
| #4 | 4.6 / 5 (5 reviews) | Barcelona, Spain | 31+ years | Bone resection | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |