| Rank | Clinic Name | Patient Rating | Country | Lead Doctor | experience | Techniques | Best For | Why It’s Ranked | Accreditations |
|---|---|---|---|---|---|---|---|---|---|
| #1 | 4.5 / 5 (23) | Seoul, Republic of Korea | — | 45,000+ treatments | Thyroidectomy, Rectal resection | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | |
| #2 | 4.9 / 5 (7) | Seoul, Republic of Korea | — | 32,000+ treatments | Radiosurgery of a brain tumor, Robotic da Vinci prostatectomy | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #3 | 4.8 / 5 (5) | Incheon, Republic of Korea | — | — | Hyperthermic Intraperitoneal Chemotherapy (HIPEC), Deep brain stimulation (DBS) surgery | — | — | World's Best Hospitals 2021 by Newsweek | |
| #4 | 3.5 / 5 (4) | Seoul, Republic of Korea | — | — | Stereotaxic radiosurgery, Laparoscopic nephrectomy | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #5 | 4.5 / 5 (43) | Seoul, Republic of Korea | — | — | Chemotherapy, Tongue cancer surgery | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation |