Dr. Mark Joseph Dellaglio, MD

Dr. Mark Dellaglio is a gastroenterologist and internal medicine physician who earned his medical degree from Hahnemann University School of Medicine. With 41 years of clinical experience, he brings extensive expertise to digestive health care and general internal medicine. Dr. Dellaglio is fluent in English, Korean, and Spanish, enabling him to serve patients from diverse backgrounds.

Dr. Dellaglio practices at multiple locations throughout Boise and Meridian, Idaho, with hospital affiliations at Saint Clare Hospital. He specializes in treating conditions such as upper gastrointestinal bleeding, iron deficiency anemia, and gallstones. His procedural expertise includes performing upper endoscopy, advanced ERCP procedures, and myotomy surgeries. Patients have given him an average rating of 4.0 on Vitals.