| #1 | | | Seoul, Republic of Korea | | 32+ years45,000+ treatments | Thyroidectomy, Biopsy | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation |
| #2 | | | Seoul, Republic of Korea | | 47+ years | Consultation with a neurosurgeon, Biopsy | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation |
| #3 | | | Incheon, Republic of Korea | | 46+ years | CT (computer tomography), Extended analysis of blood | — | — | World's Best Hospitals 2021 by Newsweek |
| #4 | | | Seoul, Republic of Korea | | 141+ years32,000+ treatments | Thyroidectomy, Colonoscopy | — | — | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek |
| #5 | | | Seoul, Republic of Korea | | 37+ years65,000+ treatments | Consultation with a neurosurgeon | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation |
| #6 | | | Seoul, Republic of Korea | | 141+ years | Thyroidectomy, Consultation with a neurosurgeon | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation |
| #7 | | | Seoul, Republic of Korea | | 52+ years | Mammography, Biopsy Colposcopy | — | — | World's Best Hospitals 2021 by Newsweek |
| #8 | | | Seoul, Republic of Korea | | — | Thyroidectomy, Colonoscopy | — | — | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek |
| #9 | | | Seoul, Republic of Korea | | 16+ years | Thyroidectomy, MRI of one area | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation |
| #10 | | | Seoul, Republic of Korea | | — | Thyroidectomy | Affordable thyroid surgery | Offers thyroidectomy at prices 3-4 times lower than US clinics. English-speaking medical staff available for international patients. | World's Best Hospitals 2022 by Newsweek |