| 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 | Chemotherapy, MRI of one area | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | ||
| #2 | 3.6 / 5 | Goyang, Republic of Korea | — | — | Chemotherapy, CT (computer tomography) | — | — | Advanced Regenerative Medicine Implementation Institution (Ministry of Health and Welfare, Republic of Korea) | |
| #3 | 5.0 / 5 (9) | Seoul, Republic of Korea | — | — | Chemotherapy for liver cancer, chemotherapy for larynx cancer, chemotherapy for lung cancer, chemotherapy for prostate cancer, chemotherapy for stomach cancer, chemotherapy for uterine cancer, chemotherapy for pancreatic cancer, chemotherapy for gallbladder cancer, chemotherapy for breast cancer, chemotherapy for ovarian cancer, chemotherapy for colon cancer, chemotherapy for testicular cancer, chemotherapy for kidney cancer, chemotherapy for esophageal carcinoma, chemotherapy for sarcomas, chemotherapy for brain tumor, leukemia chemotherapy | Women with gynecological cancers | Specializes in gynecological cancers with advanced chemotherapy regimens. Offers minimally invasive approaches and has a dedicated Women's Oncology Center. JCI-accredited with high patient satisfaction ratings. | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #4 | 4.9 / 5 (7) | Seoul, Republic of Korea | — | 32,000+ treatments | 3D conformal radiation therapy, intensity-modulated radiation therapy (IMRT), image-guided radiation therapy (IGRT), GammaKnife radiosurgery | Precision-targeted tumor treatment with minimal side effects | Performs over 1,000 GammaKnife procedures. Uses advanced radiation techniques to precisely target tumors while protecting healthy tissue. Specializes in chemotherapy protocols that minimize common side effects like nausea and fatigue. | Global Healthcare Accreditation Program, World's Best Hospitals 2021 by Newsweek | |
| #5 | 4.8 / 5 (5) | Incheon, Republic of Korea | — | — | MRI of the spine cord, CT (computer tomography) | — | — | World's Best Hospitals 2021 by Newsweek | |
| #6 | 4.5 / 5 (7) | Seoul, Republic of Korea | — | 65,000+ treatments | Chemotherapy | — | — | International Organization for Standardization, Korean Institute for Healthcare Accreditation | |
| #7 | 3.5 / 5 (4) | Seoul, Republic of Korea | — | — | Genetic screening | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | |
| #8 | 4.5 / 5 (43) | Seoul, Republic of Korea | — | Chemotherapy, MRI of one area | — | — | Joint Commission International , Korean Institute for Healthcare Accreditation | ||
| #9 | 5.0 / 5 (2) | Seoul, Republic of Korea | — | — | Consultation with an oncologist, Mammography | — | — | World's Best Hospitals 2021 by Newsweek | |
| #10 | 5.0 / 5 (1) | Seoul, Republic of Korea | — | Colonoscopy, Consultation with a neurosurgeon | — | — | World's Best Hospitals 2021 by Newsweek, World's Best Smart Hospitals 2021 by Newsweek |