Reception and waiting area at Seoul W Clinic

Internal medicine in Gwanak-gu, Seoul

Clear guidance before you visit.

Explore our internal medicine, health screening and endoscopy services, meet the physicians, and check what to prepare before your appointment.

Main line+82 2-871-5600Korea time
Nearest stationSeoul Nat’l Univ. StationExit 3 · about 50 m
Saturday8:30 am–2:00 pmNo lunch break

Scope of care

Start with the reason for your visit

You do not need to know the name of a department before you arrive. These categories explain what the clinic commonly evaluates and which tests may be available after consultation.

01

Endoscopy

Upper GI and colonoscopy services, including polyp removal when appropriate.

  • Upper GI endoscopy
  • Colonoscopy
  • Sedated endoscopy
02

Health screening

National and purpose-based health examinations.

  • National screening
  • Cancer screening
  • Employment physicals
03

Imaging

Ultrasound and diagnostic imaging used alongside a consultation.

  • Abdominal and thyroid ultrasound
  • Cardiac and carotid ultrasound
  • Mammography
04

Digestive health

Evaluation of common stomach and bowel symptoms.

  • Acid reflux
  • Irritable bowel symptoms
  • Constipation or diarrhea
05

Liver and pancreas

Care for hepatitis, fatty liver and related conditions.

  • Viral hepatitis
  • Fatty liver
  • Pancreatitis
06

General internal medicine

Everyday medical care and long-term health support.

  • General consultation
  • Chronic condition follow-up
  • Smoking cessation
View all services

Physicians

Care coordinated by three physicians

Clinic schedules can change when procedures are booked. Please check the latest hours before travelling to the clinic.

Sung Woong Jung, MD

Sung Woong Jung, MD

Internal medicine · Gastrointestinal endoscopy

  • Digestive health
  • Upper GI endoscopy
  • Colonoscopy
Bo Hyun Lee, MD

Bo Hyun Lee, MD

Internal medicine

  • General internal medicine
  • Health screening
  • Diagnostic follow-up
Ha Neul Kwon, MD

Ha Neul Kwon, MD

Internal medicine

  • General internal medicine
  • Chronic conditions
  • Preventive care
Meet the physicians

Before an examination

Some tests require preparation

Fasting, medication instructions and the need for an accompanying adult depend on the test and your medical history. Instructions given directly by your physician or the clinic take priority over this website.

Read preparation guidance
  1. 01The day before
  2. 02On the day
  3. 03After the examination

The clinic

A calm, focused clinical setting

These photographs show the actual Seoul W Clinic Seoul reception, examination areas and equipment.

Seoul W Clinic interior 1
Seoul W Clinic interior 2
Seoul W Clinic interior 3
Seoul W Clinic interior 4
See the clinic and equipment

Plan your visit

Near Seoul National University Station

4F, Hong Building, 165 Gwanak-ro, Gwanak-gu, Seoul

서울특별시 관악구 관악로 165 홍빌딩 4층

About 50 metres from Exit 3, Seoul National University Station (Line 2)

Open directions
Clinic hours
Monday
8:30 am–6:30 pm
Tuesday–Friday
8:30 am–5:30 pm
Saturday
8:30 am–2:00 pm
Sunday & public holidays
Closed

Lunch 12:40–2:00 pm · No lunch break on Saturday

Information reviewed 26 Aug 2026 · Clinic hours may change from 1 September 2026. Please confirm before travelling.