Yong Hwang
Dr. Yong Hwang is a Director and board-certified Internal Medicine Specialist & Gastrointestinal Endoscopy Subspecialist (M.D., Ph.D.) at Gangnam Heartscan Healthcare Center, and a Lifetime Member of the Korean Society of Gastrointestinal Endoscopy and the Korean Association for the Study of the Liver.
Gangnam Heartscan Healthcare Center · Specialist Physician Profile · Gangnam-gu, Seoul
1:1 Consultation →
Clinical Role & Specialty
- Position: Director, Gangnam Heartscan Healthcare Center
- Specialty: Internal Medicine Specialist & Gastrointestinal Endoscopy Subspecialist (M.D., Ph.D.)
- Clinical Department: Performs upper gastroscopy, colonoscopy, hepatobiliary evaluation, and digestive disease screening within Digestive Health Screening & Gastroenterology.
Education & Professional Background
- Doctor of Medicine (M.D., Ph.D.)
- Board-Certified Specialist in Internal Medicine
- Board-Certified Subspecialist in Gastrointestinal Endoscopy
- Lifetime Member, Korean Society of Gastrointestinal Endoscopy (KSGE)
- Lifetime Member, Korean Association for the Study of the Liver (KASL)
Clinical Practice & Examination Summary Table
| Parameter / Examination | Clinical Purpose | Preparation / Protocol |
|---|---|---|
| High-Definition Gastroscopy | Evaluates esophageal, gastric, and duodenal mucosa for reflux, ulcers, and early lesions | Fasting from food and water for at least 8 hours prior to procedure |
| Diagnostic & Therapeutic Colonoscopy | Full colonic inspection with targeted mucosal biopsy and polypectomy | 3-day low-residue diet and split-dose bowel preparation |
| Hepatobiliary & Liver Function Workup | Evaluates fatty liver, viral hepatitis markers, biliary tract, and liver enzymes | Morning fasting blood panel paired with upper abdominal imaging |
Areas of Clinical Focus
- Gastroscopy (Upper Endoscopy) and Colonoscopy
- Endoscopic Diagnosis & Treatment and Abdominal Imaging (Abdominal MRI, Pancreas-Focused)
- Indigestion Evaluation and Reflux Esophagitis (GERD) Treatment
- Comprehensive digestive and liver screening consultations via our Consultation & Inquiry Desk
Frequently Asked Questions
What is Dr. Yong Hwang's clinical expertise in Gastroenterology and Hepatology?
Dr. Yong Hwang is a board-certified Internal Medicine Specialist and Gastrointestinal Endoscopy Subspecialist (M.D., Ph.D.) who serves as a Lifetime Member of both the Korean Society of Gastrointestinal Endoscopy (KSGE) and the Korean Association for the Study of the Liver (KASL).
Can liver and biliary health be evaluated alongside gastrointestinal endoscopy?
Yes, because both upper gastrointestinal endoscopy and hepatobiliary blood/imaging evaluations require an 8-hour fast, they are routinely combined during a single morning checkup visit.
1:1 Specialist Consultation & Multidisciplinary Screening Standard
All diagnostic screenings, imaging protocols, and sedated endoscopy examinations at Gangnam Heartscan Healthcare Center (B1, Dongil Tower, 38 Teheran-ro 114-gil, Gangnam-gu, Seoul; Samseong Station Exit 2) are performed and interpreted by our 16 board-certified specialists led by Chief Medical Director Dr. Seonghak Park, MD, PhD. Preparation requirements (such as 8–12 hour fasting, contrast media precautions, or post-sedation driving restrictions) vary by clinical condition and medication history.
Schedule a 1:1 Consultation