Hospital Quiron Barcelona specializes in advanced oncology care for gallbladder cancer through its Baselga Institute of Oncology, collaborating with leading American centers. Dr. Josep Tabernero, a renowned oncologist and former President of the European Society for Medical Oncology, leads the Digestive and Endocrine Tumour Unit. The hospital offers precise diagnostics with PET-CT and MRI, along with robotized surgeries in its 23 operating rooms.

SJD Barcelona Children’s Hospital ranks among Europe's top three medical institutions. It has provided care since 1867 and treats patients from infancy through 18. Core specialties include pediatric oncology, cardiology, neurology, and orthopedics.

• Survival rate for acute lymphoblastic leukemia reaches 94%.
• Bone marrow transplant survival rates: 90–100% for related donors, 70–80% for unrelated.
• Cardiology center performs over 300 surgeries yearly with high success and low mortality.
• Uses intra-arterial chemotherapy for retinoblastoma and anti-GD2 immunotherapy for neuroblastoma.
• HEPA-filtered rooms protect patients after bone marrow transplants.

Hospital HM Nou Delfos specializes in oncology with advanced diagnostic and treatment technologies, including CT, MRI, and radiotherapy units. Dr. Joan Albanell Mestres, a leading oncologist with extensive research in breast cancer and over 120 published articles, oversees oncology services. The clinic is part of HM Hospitals, Spain's largest healthcare network.