| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 5.0 / 5 (2 reviews) | Bangkok, Thailand | 19+ years | Oncothermia, immunotherapy, cell therapy | Early-stage stomach cancer | Offers 24-session oncothermia program to enhance chemotherapy effectiveness. 900+ stomach cancer procedures performed. Combines targeted heat therapy with cell rejuvenation treatments. | ISO 9001:2015 Quality management systems | ||
| #2 | 4.6 / 5 (127 reviews) | Bangkok, Thailand | — | Immunotherapy with Keytruda (Pembolizumab), Gamma Knife | — | — | International Organization for Standardization, Joint Commission International | ||
| #3 | 4.0 / 5 (0 reviews) | Pattaya, Thailand | — | — | CyberKnife, immunotherapy with Keytruda (Pembrolizumab) | Advanced stomach cancer cases | Offers CyberKnife precision radiation and Keytruda immunotherapy. JCI-accredited hospital with 400,000+ international patients yearly. Prime Minister's Export Award winner. | Joint Commission International , Certification according to DIN EN ISO 9001 by TÜV NORD CERT |