Douglas Mah, MD

Dr. Douglas Mah is a cardiovascular disease specialist who focuses on heart conditions in children and young patients. He completed his pediatric residency training at Johns Hopkins University Affiliated Hospitals in 2004 and 2005, followed by a pediatric cardiology fellowship at Boston Children's Hospital in 2007. Dr. Mah pursued additional specialized training in pediatric electrophysiology at Boston Children's Hospital, completing his senior fellowship in 2010. He holds board certification in pediatrics from the American Board of Pediatrics and communicates with patients and families in English.

Dr. Mah practices at Boston Children's Hospital in Boston, Massachusetts, where he serves in the Department of Cardiology. His clinical expertise centers on treating heart rhythm disorders, including cardiac arrhythmia and heart block, as well as managing inappropriate sinus tachycardia in pediatric patients. He performs diagnostic procedures such as electrocardiograms (EKG/ECG) and …ambulatory EKG monitoring to evaluate heart function. Dr. Mah also provides cardiac device monitoring services for young patients who require ongoing heart rhythm assessment. Patients rate his care at an average of 3.0 out of 5.