| 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 | Biopsy, MRI of one area | — | — | 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, Colonoscopy | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #3 | 4.8 / 5 (5 reviews) | Incheon, Republic of Korea | — | — | MRI of the spine cord, CT (computer tomography) | — | — | World's Best Hospitals 2021 by Newsweek | |
| #4 | 5.0 / 5 (1 review) | Seoul, Republic of Korea | — | Brain MRI, Colonoscopy | — | — | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek |