Gangnam Severance Hospital Bariatric Surgery Center
Leading Weight Loss Surgery in Seoul, Korea – Trusted, Safe, Life-Changing
Discover expert bariatric care at one of Korea’s top hospitals. Our internationally recognized team offers advanced surgical solutions for lasting weight loss, improved health, and a better quality of life. Personalized care, world-class facilities, and long-term support—all in the heart of Gangnam.
Start Your Weight Loss Journey with Confidence
Take the first step toward a healthier you. Fill out the form below to request your personalized consultation with our bariatric surgery specialists. Our team will reach out to guide you through your options, answer your questions, and support you every step of the way.
Contact Us

Bariatric Surgery Covered by Korean National Health Insurance
Foreigner-Friendly Bariatric Surgery Center in Seoul
Book an Appointment +82-10-3461-3320
we are dedicated to providing compassionate, professional, and personalized care for every patient.
We promise to deliver accurate diagnoses, effective treatments, and a welcoming environment where your health and comfort come first.
Bariatric Surgery Covered by Korean National Health Insurance
✲ Clinical Fellow, New-York Presbyterian Hospital, Columbia-Cornell Univ.
-Dr. Soomin Ahn
✲ Email: severance.bariatrics@yuhs.ac
✲ Hotline: 010-3461-3320

Bariatric Surgery at
Gangnam Severance Hospital in Korea
Gangnam Severance Hospital’s Bariatric Surgery Department specializes in safe and effective weight loss procedures for individuals dealing with obesity. Utilizing advanced medical equipment and minimally invasive techniques, the department offers options such as sleeve gastrectomy, gastric bypass, and laparoscopic bariatric surgery.
Each patient receives a customized treatment plan designed to support long-term weight management and overall health. Comprehensive pre-operative evaluations and consistent post-operative care ensure optimal results. With English-speaking staff and a patient-centered approach, international visitors can expect professional, high-quality bariatric surgery services in Korea.
Dr. Ahn Soomin M.D
Education & Training
- M.D., Yonsei University College of Medicine (1994)
- M.S., Yonsei University College of Medicine (2004)
- Ph.D., Yonsei University College of Medicine (2019)
Current Positions
- Professor, Department of Surgery, Yonsei University College of Medicine
- Director, Center for Bariatric and Metabolic Surgery, Gangnam Severance Hospital
- Chief, Pediatric Surgery Division, Gangnam Severance Hospital
International Training
- Clinical & Research Fellow, Diabetes Surgery Center / Gastrointestinal Metabolic Surgery Center, Weill-Cornell Medical Center, New York, USA (2009–2011)
- Visiting Scholar, Metabolic & Bariatric Surgery Center, Yotsuya Medical Cube, Tokyo, Japan (2008)
Previous Experience
- Clinical Fellow, Pediatric Surgery, Yonsei University Health System (2002–2004)
Why Choose the Gangnam Severance Hospital Bariatric & Metabolic Surgery Center?
✔ Customized Bariatric Surgery Options
- Personalized procedures based on individual characteristics, obesity level, and associated diseases (e.g., gastric bypass, gastrectomy, duodenal switch).
✔ Dedicated Bariatric & Metabolic Surgery Team
- A team of specialists, including surgeons, nurses, and clinical dietitians, ensures comprehensive preoperative, postoperative, and long-term patient care.
✔ Multidisciplinary Treatment Approach
- Collaborating with departments such as endocrinology, cardiology, pulmonology, neurology, psychiatry, and family medicine for optimal patient outcomes.
Gangnam Severance Hospital offers the most advanced bariatric and metabolic surgery solutions, ensuring safe and effective weight loss management with a globally recognized expert in the field.
✅ Korea’s National Health Insurance Coverage for Bariatric & Metabolic Surgery
1. Eligibility Based on BMI (Body Mass Index)
- BMI of 35 or higher
→ Eligible for insurance coverage regardless of other conditions. - BMI between 30 and 35 with at least one obesity-related comorbidity, such as:
- Type 2 diabetes
- High blood pressure
- Sleep apnea
- High cholesterol
- Non-alcoholic fatty liver disease
→ Eligible for coverage if any condition is present.
2. Age Requirements
- Generally available for patients 18 years and older.
- Pediatric and adolescent patients may be considered on a case-by-case basis.
✅ Types of Surgeries Covered by Insurance
- Sleeve Gastrectomy
- Roux-en-Y Gastric Bypass
- Other laparoscopic bariatric procedures
(Note: Robotic-assisted surgeries are usually not covered.)
✅ Cost Example with Insurance (as of 2024)
- Total cost (without insurance): ₩8,000,000 – ₩12,000,000 (~USD 6,000 – 9,000)
- Patient's out-of-pocket cost (with insurance):
- Approximately ₩2,000,000 – ₩4,000,000 (~USD 1,500 – 3,000)
✅ Items Not Covered (Non-Reimbursable Costs)
- Nutritional supplements and protein shakes
- Robotic surgery fees
- Premium room charges
- Some counseling sessions (e.g. psychiatry, nutrition)
✅ Other Important Notes
- A multidisciplinary evaluation (including endocrinology, nutrition, and mental health) is required before surgery.
- Long-term follow-up care is essential, including dietary management and regular checkups.
- Final insurance eligibility is determined after a doctor’s evaluation and may require supporting documents like medical certificates.
ADDRESS:
211 Eonjuro, Gangnam-gu, Seoul, South Korea
BUSINESS HOURS:
Monday to Friday: 8:30 AM – 5:30 PM
Saturday: 8:30 AM – 12:30 PM
Sunday: Closed
Phone Numbers for International Hospital:
- English: +82-10-3461-3320
Start Your Weight Loss Journey with Confidence
Take the first step toward a healthier you. Fill out the form below to request your personalized consultation with our bariatric surgery specialists. Our team will reach out to guide you through your options, answer your questions, and support you every step of the way.