Physician Photo

Hanna K. Gaggin, MD, MPH

  • Phone: 617-726-2709
Department of Medicine


  • Heart Center
  • Non-invasive Cardiology
  • General Clinical Cardiology
Boston: Massachusetts General Hospital
Medical Education
MD, Eastern Virginia School of Medicine
MPH, Harvard School of Public Health
Residency, University of Virginia Health System
Fellowship, Massachusetts General Hospital
Fellowship, University of Pittsburgh Medical Center
Board Certifications
Internal Medicine, American Board of Internal Medicine
Cardiovascular Disease, American Board of Internal Medicine
Foreign Languages
Patient Age Group
Accepting New Patients
Accepting New Patients


Dr. Gaggin is a cardiologist, educator and clinical research scientist specializing in the application of biology-based science and evidence-based medicine in the comprehensive risk assessment and reduction. Dr. Gaggin is an expert in the field of cardiac biomarkers and the use of biomarkers in heart failure. She is also an investigator at the Harvard Clinical Research Institute. Her expertise and innovations in clinical research have garnered her national and international recognition.

Dr. Gaggin received her MD from the Eastern Virginia Medical School and received her clinical training at the University of Virginia and the University of Pittsburgh Medical Center (where she served as Associate Chief Fellow for Education and the Director of the Cardiology Board Review Conference). She completed an MPH with a concentration in Quantitative Methods at the Harvard School of Public Health to focus on evidence-based research methods and care. During her research fellowship at MGH, she received the Ruth and James Clark Fund for Cardiac Research Innovation award, an award to advance novel approaches in the evaluation and treatment of cardiovascular patients.

Since joining the faculty at MGH and Harvard Medical School, Dr. Gaggin has provided wide-ranging cardiac care and quality education material for physicians and patients. She is the co-editor of the MGH Cardiology Board Review book, which features the expertise of over 70 faculty members and fellows. In addition, she has authored numerous original research and review articles, and book chapters for high-tier journals and preeminent textbooks.

Cardiac Unit Associates
55 Fruit Street
Boston, MA 02114-2696

Phone: 617-726-2709
Fax: 617-643-6844