| 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 | 26+ years23,000+ treatments | Radiation therapy for colorectal cancer, Chemotherapy for breast cancer | — | — | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 4.6 / 5 (16 reviews) | Madrid, Spain | — | 26,000+ treatments | Targeted therapy, nuclear medicine, robotic surgery, brachytherapy, radiosurgery | Genetic-based liver cancer treatment | HM Cancer Center offers genetic-based treatment with advanced equipment like Da Vinci Xi and Novalis linear accelerators. Recognized as Best Private Medical Center in Madrid. | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate | |
| #3 | 2.5 / 5 (0 reviews) | Madrid, Spain | 36+ years | — | — | — | European Foundation for Quality Management, Certification according to DIN EN ISO 9001 by TÜV NORD CERT | ||
| #4 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | Liver transplantation, laparoscopic liver surgery, chemotherapy | Liver cancer requiring transplantation | Specializes in laparoscopic liver transplants — one of only 5 centers worldwide offering this minimally invasive approach. JCI-accredited with extensive oncology research funding. | Joint Commission International , European Society for Medical Oncology | ||
| #5 | 4.0 / 5 (0 reviews) | Madrid, Spain | — | — | Radiation therapy for colorectal cancer, Chemotherapy for breast cancer | — | — | — |