Dr. Preston Yunkyu Kim, MD

Dr. Preston Kim is a gastroenterologist with nearly three decades of experience helping patients manage digestive health concerns. He earned his medical degree from Virginia Commonwealth University School of Medicine and has been practicing for 29 years, developing expertise in both gastroenterology and internal medicine. Dr. Kim is fluent in English and Spanish, allowing him to serve a diverse patient population.

Dr. Kim practices at multiple locations in Columbia and Catonsville, Maryland, with hospital privileges at MedStar Harbor Hospital. His clinical focus includes treating common digestive conditions such as colon polyps, acid reflux, and GERD. He performs essential diagnostic procedures including colonoscopies and upper and lower GI endoscopies to help diagnose and monitor digestive health issues. Patients have given Dr. Kim an average rating of 4.1 out of 5, reflecting their confidence in his care.