| 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 | 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 | 4.4 / 5 (6 reviews) | Barcelona, Spain | 33+ years | Consultation with an oncologist, PET/CT | — | — | Joint Commission International | ||
| #3 | 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 |