His areas of expertise include the following: arrhythmias (irregular heartbeats), heart transplant, and heart valve disease. Dr. Macgillivray is affiliated with Houston Methodist, Massachusetts General Hospital, and Children's Hospital Boston. He is in-network for Aetna EPO, Blue Cross/Blue Shield, Coventry, and more. He has an open panel. Dr. Macgillivray attended medical school at Tufts University School of Medicine. His medical residency was performed at Massachusetts General Hospital and Children's Hospital Boston. He has received professional recognition including the following: Claude E. Welch Fellowship Calderwood Distinguished Cardiac Surgery Scholarship.