| 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 | Brain tumor removal, Extended analysis of blood | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | ||
| #2 | 3.8 / 5 | Incheon, Republic of Korea | — | — | — | — | — | Korean Institute for Healthcare Accreditation | |
| #3 | 5.0 / 5 (9) | Seoul, Republic of Korea | 47+ years | Consultation with a neurosurgeon, Consultation of a radiologist | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | ||
| #4 | 4.8 / 5 (6) | Seoul, Republic of Korea | — | 32,000+ treatments | Gamma Knife for brain tumor, Brain tumor removal | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #5 | 4.5 / 5 (7) | Seoul, Republic of Korea | — | 65,000+ treatments | Brain tumor surgery, Consultation with a neurosurgeon | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | |
| #6 | 3.5 / 5 (4) | Seoul, Republic of Korea | — | — | Brain tumor surgery | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #7 | 4.5 / 5 (43) | Seoul, Republic of Korea | — | Gamma Knife, Gamma Knife for brain tumor | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | ||
| #8 | 5.0 / 5 (2) | Seoul, Republic of Korea | — | — | Brain tumor removal, Extended analysis of blood | — | — | World's Best Hospitals 2021 by Newsweek | |
| #9 | 5.0 / 5 (1) | Seoul, Republic of Korea | — | — | Gamma Knife radiosurgery, brain tumor resection, radiotherapy | Complex or inoperable brain tumors | Performs 700 brain tumor radiosurgeries annually with 90% success rate. Equipped with latest Gamma Knife technology minimizing damage to healthy tissue. | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek |