| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.7 / 5 (438 reviews) | Barcelona, Spain | 26+ years23,000+ treatments | CyberKnife, Immunotherapy with Keytruda (Pembrolizumab), HIPEC, Laparoscopic surgery | Complex colon cancer cases | Offers advanced treatments like HIPEC and CyberKnife. JCI-accredited with a multidisciplinary team approach. 94% patient recommendation rate. | Joint Commission International , European Foundation for Quality Management | ||
| #2 | 3.8 / 5 (6 reviews) | Madrid, Spain | — | PET/CT, Consultation with a gastroenterologist | — | — | World's Best Hospitals 2021 by Newsweek | ||
| #3 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 33+ years | Consultation with an oncologist, PET/CT | — | — | Joint Commission International | ||
| #4 | 4.6 / 5 (16 reviews) | Madrid, Spain | — | 26,000+ treatments | Immunotherapy with Keytruda (Pembrolizumab), targeted therapy, nuclear medicine | Advanced colon cancer cases | Offers immunotherapy with Keytruda for advanced cases. HM Cancer Center provides targeted therapy and nuclear medicine treatments. Equipped with Da Vinci Xi robotic system for precise interventions. | European Foundation for Quality Management, TÜV AG Сompany Research & Investing Certificate | |
| #5 | 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 | ||
| #6 | 5.0 / 5 (6 reviews) | Pamplona, Spain | — | CyberKnife | Precision radiation therapy cases | Offers CyberKnife treatment for colon cancer. JCI-accredited hospital with experience treating international patients. | Joint Commission International , European Society for Medical Oncology | ||
| #7 | 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 | ||
| #8 | 4.0 / 5 (0 reviews) | Madrid, Spain | — | — | Radiation therapy for bowel cancer, Chemotherapy for colon cancer | — | — | — |