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 Reviews 06/07/2026 Very nice appointment 06/05/2026 The concern and care that these people and this facility gives is excellent. I have to drive a bit for my appointments, but it is worth it! 05/18/2026 Dr Yoon, explains all aspects of the procedure. Also gave us the opportunity to ask any & all questions we may have had. 04/05/2026 Excellent. Show More