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South Korea · City guide

Treatment in Seoul for international patients: hospitals, waits and prices

Prices checked 27 October 2026 (Taipei time)

Short answer

87.2% of foreign patients per the health ministry; Asan, Samsung Medical Center, Severance, SNUH and its Gangnam Center, Seoul St. Mary's and KMI all have English international pages. Busan took 3.8% of foreign patients in 2025.

Hospitals and clinics listed
7
JCI (own claim or JCI list)
1
Known for
Cancer care, Heart, Transplant, Check-ups and Imaging
Airport
ICN

Hospitals and clinics in Seoul that take patients from abroad

Asan Medical Center

Seoul · University hospital, private service

  • Cancer care
  • Heart
  • Transplant
  • Check-ups

No booking time published: ask in writing

8 published pricesDetails

Samsung Medical Center

Seoul · University hospital, private service

  • Cancer care
  • Heart
  • Check-ups

Reply: “It will take 3-5 business days to process your request.”

10 published pricesDetails

How soon each Seoul hospital says it can see you

Each hospital's own words, sorted by what they measure: how soon you can book, a published department wait, or how fast it answers an enquiry. None of these is an official statistic; ask for a treatment date in writing before you book flights.

Booking and reply times published by hospitals in Seoul
HospitalWhich waitForWhat it says
Asan Medical CenterBookingAny treatmentNot published: ask in writing
Samsung Medical CenterReplyProcessing of an online appointment request“It will take 3-5 business days to process your request.”
Severance Hospital (Yonsei University)ReplyCost estimate reply“Cost Estimate - Check & Reply within 24 hours”
Seoul National University HospitalBookingAny treatmentNot published: ask in writing
SNUH Healthcare System Gangnam CenterBookingAny treatmentNot published: ask in writing
KMI Korea Medical Institute (KMI Global)BookingAny treatmentNot published: ask in writing
Seoul St. Mary's Hospital (Catholic University of Korea)ReplyReply to an e-mail enquiry“Please give us a call if you do not receive a reply within 24 hours after contacting us via email.”
Seoul St. Mary's Hospital (Catholic University of Korea)ReplySecond-opinion processing time“The processing time varies depending on the complexity of the patient's condition, ranging from as short as 3 days to up to 10 days.”

Who does what in Seoul

Treatments offered by each hospital in Seoul
HospitalMRICTColonoscopyGastroscopyHealth checkHeart checkCancer screening
Asan Medical CenterYesYesYesYesPricePricePrice
Samsung Medical CenterPricePricePriceYesPricePricePrice
Severance Hospital (Yonsei University)PricePricePriceYesPricePrice–
Seoul National University Hospital––––Yes–Yes
SNUH Healthcare System Gangnam CenterPrice–PriceYesPricePricePrice
KMI Korea Medical Institute (KMI Global)PricePricePriceYesPricePricePrice
Seoul St. Mary's Hospital (Catholic University of Korea)–––––––

“Price” means the provider publishes one; “Yes” means it says it offers the treatment but publishes no price. Compare across South Korea: mri scan, ct scan, colonoscopy, health check-up, heart check-up, cancer screening.

Listing is not a recommendation. We list providers that run an international patient service and publish their own information; we have not inspected them. See everything for South Korea.

Treatment in Seoul: questions

Which hospitals in Seoul take international patients?

We list 7: Asan Medical Center, Samsung Medical Center, Severance Hospital (Yonsei University), Seoul National University Hospital, SNUH Healthcare System Gangnam Center, KMI Korea Medical Institute (KMI Global) and Seoul St. Mary's Hospital (Catholic University of Korea). Each runs a service for patients from abroad on its own website.

How long is the wait for treatment in Seoul?

None of the hospitals we list publishes how soon it can book you. Most reply to an enquiry within a few days; ask each international office for a treatment date in writing.

Which Seoul hospitals are JCI accredited?

Seoul St. Mary's Hospital (Catholic University of Korea) say they are, or appear on the Joint Commission International list; each hospital page says which.

What treatments can I get in Seoul?

Among the treatments we compare: MRI scans, CT scans, colonoscopies, gastroscopies, health check-ups, heart check-ups and cancer screening packages.

Sources

  1. International patients. Asan Medical Center. Read 27 October 2026.
  2. International patients. Samsung Medical Center. Read 27 October 2026.
  3. How to book as an international patient. Samsung Medical Center. Read 27 October 2026.
  4. International patients. Severance Hospital (Yonsei University). Read 27 October 2026.
  5. Appointments for international patients. Severance Hospital (Yonsei University). Read 27 October 2026.
  6. International patients. Seoul National University Hospital. Read 27 October 2026.
  7. Appointments for international patients. Seoul National University Hospital. Read 27 October 2026.
  8. International patients. SNUH Healthcare System Gangnam Center. Read 27 October 2026.
  9. About the hospital. SNUH Healthcare System Gangnam Center. Read 27 October 2026.
  10. International patients. KMI Korea Medical Institute (KMI Global). Read 27 October 2026.
  11. International patients. Seoul St. Mary's Hospital (Catholic University of Korea). Read 27 October 2026.
  12. Appointments for international patients. Seoul St. Mary's Hospital (Catholic University of Korea). Read 27 October 2026.