🔬 Gastroenterology · Apgujeong · Seoul
Gastroenterology Clinic Seoul — English-speaking specialist.
Board-certified gastroenterologist & endoscopy sub-specialist at Seoul Wellness Clinic, Apgujeong. English-friendly gastroscopy, colonoscopy, cancer screening & digestive care.
✅ English-Friendly
✅ Same-Day Endoscopy
✅ Endoscopy Sub-Specialist
✅ Sedation Available
Gastroenterology at Seoul Wellness Clinic
15+
Years Experience
10+
Services
Sub
Endoscopy Specialist
EN
English Reports
What we provide
Gastroscopy — same-day, sedation available
Colonoscopy — painless, cancer screening
GERD, gastritis, IBS & digestive disorders
Fatty liver diagnosis & H. pylori testing
Cancer screening — stomach & colon
English results & WhatsApp follow-up
Sub
Endoscopy Specialist
About This Service
English-speaking gastroenterologist in Gangnam.
Seoul Wellness Clinic's gastroenterology department is led by Dr. Yang Jae-hoon — a board-certified gastroenterologist and certified endoscopy sub-specialist with over 15 years of experience. Dr. Yang performs university hospital-grade endoscopy procedures with English-friendly communication throughout.
Same-day gastroscopy and colonoscopy are available for eligible patients. Sedation is offered for patient comfort. Results are explained in English the same day — with written English reports provided on request.
Same-Day Gastroscopy
Stomach endoscopy with sedation option — results explained in English same day
Painless Colonoscopy
Sedation colonoscopy for colon cancer screening & polyp removal
Endoscopy Sub-Specialist
Highest level of endoscopy certification in Korea — Konkuk University trained
English-Friendly
Consultations, reports & follow-up in English. Experienced with 40+ nationalities
Endoscopy Center
Same-day endoscopy — painless & in English.
Our endoscopy suite is equipped to university hospital standards. Both gastroscopy and colonoscopy are performed by Dr. Yang directly — the same specialist who consults you is the one who performs your procedure.
Sedation available — comfortable, anxiety-free procedure
Same-day gastroscopy for eligible patients
Results explained in English same day
Written English endoscopy report provided
Biopsy available during procedure if needed
University hospital-grade endoscopy equipment
🔬 Most Requested
Gastroscopy (Stomach Endoscopy)
Camera examination of the stomach, esophagus & upper digestive tract. Same-day available. Sedation option. Results in English.
🫀 Cancer Screening
Colonoscopy
Colon cancer screening, polyp detection & removal. Painless sedation. Full bowel prep instructions provided in English.
💤 Comfort Option
Sedation Endoscopy
Comfortable, anxiety-free endoscopy under light sedation. Wake up with results already prepared. Companion or taxi needed for return.
Conditions We Treat
Digestive conditions we specialise in.
GERD / Acid Reflux
Diagnosis & treatment of chronic acid reflux, heartburn & gastroesophageal reflux disease.
Learn more →
Gastritis
Stomach inflammation evaluation, H. pylori testing & eradication therapy.
Learn more →
IBS (Irritable Bowel)
Irritable bowel syndrome, chronic constipation, diarrhea & functional digestive disorders.
Learn more →
Fatty Liver Disease
NAFLD diagnosis, liver function testing, ultrasound & long-term liver health management.
Learn more →
H. Pylori Infection
Helicobacter pylori testing, detection & eradication therapy.
Learn more →
Cancer Screening
Stomach & colon cancer early detection with endoscopy, biopsy & cancer marker panels.
Learn more →
All Services
Gastroenterology services we offer.
Gastroscopy
Same-day stomach endoscopy with sedation option. English results same day.
Learn more →
Colonoscopy
Painless sedation colonoscopy for cancer screening & polyp removal.
Learn more →
Sedation Endoscopy
Comfortable, anxiety-free endoscopy under sedation. Wake up with results.
Learn more →
GERD / Acid Reflux
Diagnosis & treatment of chronic acid reflux and GERD.
Learn more →
Gastritis
Stomach inflammation, H. pylori testing & eradication treatment.
Learn more →
Fatty Liver Disease
NAFLD diagnosis, liver function testing & management.
Learn more →
IBS & Digestive Issues
Irritable bowel, chronic constipation & diarrhea management.
Learn more →
H. Pylori Testing
H. pylori detection, breath test & eradication therapy.
Learn more →
Digestive Health Checkup
Comprehensive digestive system evaluation with endoscopy & blood work.
Learn more →
Your Gastroenterologist
Gastroenterology led by Dr. Yang Jae-hoon.
Board-certified gastroenterologist and endoscopy sub-specialist with 15+ years of experience. Dr. Yang performs every procedure directly — the same specialist who consults you is the one who performs your gastroscopy or colonoscopy. University hospital-grade care in English.
Konkuk University — Gastroenterology
Endoscopy Sub-specialist Certification
Korean Society of Gastroenterology — Life Member
Korean Liver Association — Life Member
Korean Endoscopy Society
💬 Book with Dr. Yang →
Specialties
Gastroscopy · Colonoscopy · Cancer Screening
Certification
Endoscopy Sub-specialist
Experience
15+ years
Languages
Korean & English
How It Works
Your endoscopy visit, step by step.
1
Contact & Prepare
WhatsApp or call. Describe your concern — we'll confirm availability and send fasting & prep instructions in English.
2
Arrive & Consult
Arrive at KFC Building 3F, Apgujeong. Dr. Yang consults you first — discusses your symptoms & explains the procedure in English.
3
Procedure by Specialist
Dr. Yang performs the endoscopy directly. Sedation available. University hospital-grade equipment. Comfortable, private procedure room.
4
Results in English
Results explained same day in English. Written English report provided. WhatsApp follow-up available for questions after your visit.
FAQ
Questions about gastroenterology.
More questions? Our English-friendly team is ready via WhatsApp before your visit.
Yes. Dr. Yang conducts consultations, performs procedures and explains results in English. All endoscopy reports can be provided in English on request. We are experienced with international patients from over 40 countries.
In many cases yes. Please contact us via WhatsApp in advance — we'll confirm availability and send fasting instructions (no food 6–8 hours before, no water 2 hours before). Same-day gastroscopy is available for eligible patients.
Yes. Sedation (light anaesthesia) is available for both gastroscopy and colonoscopy. The procedure is comfortable and you wake up with results already prepared. Please arrange a companion or taxi for your return — you cannot drive after sedation.
Fasting is required — no food for 6–8 hours, no water for 2 hours before the procedure. We will send full preparation instructions in English when you book via WhatsApp. If you take regular medications, let us know in advance.
Same-day colonoscopy requires bowel prep the day before, so advance planning is needed. We will provide full colonoscopy preparation instructions in English. Contact us via WhatsApp to discuss timing and availability.
WhatsApp (+82 10-2950-7551) is the fastest way — responses in English. You can also call 02) 3443-7550 or book via Naver Booking. Same-week appointments are usually available.
Monday–Friday: 09:00–19:00 · Saturday: 09:00–13:00 · Lunch break: 13:00–14:00 · Sunday & public holidays: Closed.
Ready to book a gastroscopy in Seoul?
English-friendly endoscopy sub-specialist in Apgujeong, Gangnam. Same-day gastroscopy available — WhatsApp for fastest response.
✓
English Results Same Day
✓
Sedation Available
✓
Endoscopy Sub-Specialist
✓
Same-Day Available