Photo of David A. D'Alessandro, MD

David A. D'Alessandro, MD

  • Surgical Director, Heart Transplantation and Ventricular Assist Devices
  • Member of Faculty, Harvard Medical School


Accepting New Patients


David A. D'Alessandro, MD, is cardiac surgeon at Massachusetts General Hospital. He is a member of the Mass General Corrigan Minehan Heart Center and the Mass General Transplant Center, and specializes in ventricular assist devices.


Cardiac Surgery


Centers & Specialties

Heart Center

Transplant Center

Clinical Interests
  • Cardiac (heart) surgery
  • Heart failure
  • Ventricular assist devices
  • Heart transplant
  • Coronary artery bypass surgery
  • Valve repair and replacement
  • Thoracic aneurysms
Medical Education
  • MD, Columbia University College of Physicians and Surgeons
  • Residency, Columbia University Medical Center|Residency, New York Presbyterian Columbia Medical Center
  • Fellowship, New York Presbyterian Columbia Medical Center
Board Certifications
  • Thoracic Surgery (Cardiothoracic Vascular Surgery)
Insurances Accepted
  • Aetna Health Inc.
  • AllWays Health (NHP) - ACD
  • AllWays Health (NHP) - PBO
  • Beech Street
  • Blue Cross Blue Shield - Blue Care 65
  • Blue Cross Blue Shield - Indemnity
  • Blue Cross Blue Shield - Managed Care
  • Blue Cross Blue Shield - Partners Plus
  • BMC HealthNet Mass Health MCO/ACO
  • Cigna (PAL #'s)
  • Commonwealth Care Alliance
  • Fallon Community HealthCare
  • Great-West Healthcare (formally One Health Plan)
  • Harvard Pilgrim Health Plan - ACD
  • Harvard Pilgrim Health Plan - PBO
  • Health Care Value Management (HCVM)
  • Humana/Choice Care PPO
  • Maine Community Health Options (MCHO)
  • MassHealth
  • Medicare
  • Medicare - ACD
  • OSW - Maine
  • OSW - New Hampshire
  • OSW - Rhode Island
  • OSW - Vermont
  • Private Health Care Systems (PHCS)
  • Railroad Medicare
  • Railroad Medicare - ACD
  • Senior Whole Health
  • TriCare
  • Tufts Health Plan
  • Unicare
  • United Healthcare (non-HMO) - ACD
  • United Healthcare (non-HMO) - PBO
  • Well Sense Pediatrics

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.

Patient Age Group
Provider Gender


David A. D'Alessandro, MD is a Member of Faculty at Harvard Medical School.  He is also the surgical director of Heart Transplantation and Ventricular Assist Devices in the Division of Cardiac Surgery at Massachusetts General Hospital.

Before joining, Dr. D'Alessandro was on the faculty of the Montefiore Medical Center in New York where he served as the surgical director of the Heart Transplantation Program. Under his leadership, the program experienced consistent growth and led the region in survival outcomes. In 2013 he was named the Erika and Jay Abramson Distinguished Surgeon in recognition of his scientific contributions to the Department of Cardiovascular and Thoracic Surgery. 

Dr. D'Alessandro received his undergraduate degree from Cornell University and completed his medical education at the Columbia University College of Physicians and Surgeons where he was elected to the Alpha Omega Alpha Medical Honor Society. He completed his residency in general surgery, a fellowship in renal transplantation and clinical and research fellowships in cardiothoracic surgery at the Columbia University Medical Center in New York. 

Dr. D'Alessandro has focused his clinical interests on surgical treatments of end stage heart failure including mechanical assistance and heart transplantation. He has broad experience with all aspects of adult cardiothoracic surgery including on and off pump coronary artery bypass surgery, valve repair and replacement, and the treatment thoracic aneurysms. Additionally, he has extensive experience with acute and chronic mechanical circulatory support devices including the latest generation of mechanical assist devices.   

Research & Publications

Research Summary
Dr. D'Alessandro research has studied the effects and effectiveness of mechanical circulatory support systems, including ventricular assist devices. He has participated in numerous clinical trials, with a focus on mitral valve repair and replacement.   

In addition to numerous publications and scientific presentations, he was awarded a U.S. patent for a novel cardiac stabilizer with a potential application to beating heart surgery. Dr. D'Alessandro was a co-investigator in the NHLBI sponsored Cardiothoracic Surgical Trials Network and an active participant in trial design and implementation. Additional areas of interest include stem cell applications for myocardial regeneration and ex-vivo organ perfusion and resuscitation.

View my most recent publications at PubMed

News & Events

  • Mass General Surgeons Named to Boston Magazine's 2019 Top Doctors List

    45 doctors from Massachusetts General Hospital’s Department of Surgery included in Boston magazine's 2019 Top Doctors list.

  • Innovation Increases Availability of Hearts and Lungs for Transplant

    Warm perfusion and careful selection of marginal organs allow Mass General transplant teams to save more lives.

  • New heart for a new year: MGH marks 500th heart transplant

    Kevin Daignault, 55, says his wife, Susan, just happened to notice her smartphone light up in the early morning hours of Dec. 29, 2017, having somehow missed dozens of other urgent calls from a small office on Cox 6 at the MGH.

  • The Promise of Ventricular-Assist Devices

    Ventricular circulatory assist devices (VADs) now almost rival heart transplantation in terms of their impact on patient survival and quality of life. VADs are becoming smaller and more durable, and the associated risks are declining.

  • Firm footing

    A few days after the Fourth of July, 70-year-old Jeff Maynard of New Hampshire climbed the steps of the Bunker Hill Monument in Charlestown to celebrate a personal independence day. Just weeks before, he had a heart transplant at the MGH.

  • David A. D'Alessandro, MD, joins Mass General

    David A. D’Alessandro, MD has been appointed surgical director of Heart Transplantation and Ventricular Assist Devices in the Corrigan Minehan Heart Center Division of Cardiac Surgery at Massachusetts General Hospital.

  • A second chance

    It’s not every day you get a second lease on life. Emma Morgan, however, received that second chance 10 years ago thanks to a procedure performed by the MGH Heart Failure and Cardiac Transplant Program.


Cardiac Surgery
55 Fruit Street
Boston, MA 02114-2696
Phone: 617-726-8841
Fax: 617-726-5804

Back to Top