| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.5 / 5 (22 reviews) | Seoul, Republic of Korea | 45,000+ treatments | Extended analysis of blood, Consultation of a radiologist | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | ||
| #2 | 4.8 / 5 (6 reviews) | Seoul, Republic of Korea | — | 32,000+ treatments | Consultation with an oncologist, Consultation with a surgeon | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #3 | 4.5 / 5 (7 reviews) | Seoul, Republic of Korea | — | 65,000+ treatments | Sarcoma surgery, Complex diagnosis of sarcoma | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | |
| #4 | 5.0 / 5 (2 reviews) | Seoul, Republic of Korea | — | — | Consultation with an oncologist, Extended analysis of blood | — | — | World's Best Hospitals 2021 by Newsweek |