| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.5 / 5 (8) | Bangkok, Thailand | 31+ years | Consultation with a surgeon | — | — | International Organization for Standardization | ||
| #2 | 4.6 / 5 (131) | Bangkok, Thailand | — | Colonoscopy, Consultation with an oncologist | — | — | International Organization for Standardization, Joint Commission International | ||
| #3 | 4.1 / 5 (7) | Bangkok, Thailand | — | — | Mammography, Chest X-Ray | — | — | International Organization for Standardization, Joint Commission International |