David K. Yoon, M.D.,F.A.C.G. Accepting New Patients Primary Specialty: Gastroenterology (Board Certified) Education Residency Internal Medicine George Washington UniversityWashington, DC1998 Fellowship Gastroenterology College of MedicineHouston, TX2001 Board Certification Gastroenterology American Board of Internal Medicine2003 Recertified American Board of Internal Medicine - Gastroenterology2013