| 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 | 27+ years23,000+ treatments | Bone marrow transplantation, chemotherapy, CAR T-cell therapy, personalized treatment plans | Chronic and acute leukemia cases | Offers specialized treatments like CAR T-cell therapy with high success rates. JCI accredited and collaborates with Memorial Sloan Kettering Cancer Center. | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 4.8 / 5 (41 reviews) | Barcelona, Spain | 30+ years14,000+ treatments | Сonsultation with an oncohematologist, Consultation with a hematologist | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | ||
| #3 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 126+ years | — | — | — | Joint Commission International | ||
| #4 | 4.6 / 5 (5 reviews) | Barcelona, Spain | 37+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT |