| 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 | 28+ years23,000+ treatments | Hyperthermic intraperitoneal chemotherapy (HIPEC), Chemotherapy for liver cancer, Chemoembolization of the liver, Chemotherapy for larynx cancer, Chemotherapy for lung cancer, Chemotherapy for prostate cancer, Chemotherapy for stomach cancer, Chemotherapy for uterine cancer, Chemotherapy for pancreatic cancer, Chemotherapy for breast cancer, Lymphoma chemotherapy, Leukemia chemotherapy | Advanced or metastatic cancers | Specialized doctors have performed 900+ procedures with personalized chemotherapy regimens based on international protocols. JCI-accredited clinic with 94% patient recommendation. | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 3.8 / 5 (6 reviews) | Madrid, Spain | — | Consultation with a neurosurgeon, Mammography | — | — | World's Best Hospitals 2021 by Newsweek | ||
| #3 | 4.8 / 5 (41 reviews) | Barcelona, Spain | 30+ years14,000+ treatments | Brain MRI, Online Consultation with Oncologist | — | — | Bookimed Award: Best pediatric hospital, World's Best Specialized Hospitals 2022 by Newsweek | ||
| #4 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 18+ years | Consultation with an oncologist, PET/CT | — | — | Joint Commission International | ||
| #5 | 4.5 / 5 (0 reviews) | Madrid, Spain | — | — | Chemotherapy | — | — | Joint Commission International , International Organization for Standardization | |
| #6 | 4.6 / 5 (16 reviews) | Madrid, Spain | 31+ years26,000+ treatments | Online Consultation with Oncologist, Brain MRI | — | — | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate | ||
| #7 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | PET/CT, Online Consultation with Oncologist | — | — | Joint Commission International , European Society for Medical Oncology | ||
| #8 | 4.6 / 5 (5 reviews) | Barcelona, Spain | 37+ years | Chemotherapy | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT | ||
| #9 | 4.0 / 5 (0 reviews) | Madrid, Spain | — | — | Chemotherapy, Consultation with a neurosurgeon | — | — | — |