Photo of Mary Etta King, MD

King, Mary Etta, MD

  • Staff physician, Pediatric Echocardiography
  • Staff echocardiographer, Cardiac Ultrasound Laboratory


Not Accepting New Patients




Centers & Specialties

Heart Center

MassGeneral Hospital for Children

Clinical Interests
  • Adult congenital heart disease
  • Pediatric Cardiology (Cardiac Ultrasound)
Medical Education
  • MD, Tufts University School of Medicine
  • Residency, Massachusetts General Hospital
  • Fellowship, Massachusetts General Hospital
Board Certifications
  • Pediatrics
Foreign Languages
  • Spanish
  • Boston: Massachusetts General Hospital
Insurances Accepted
  • MassHealth
  • Medicare
  • Medicare - ACD
  • OSW - Maine
  • OSW - New Hampshire
  • OSW - New York
  • OSW - Rhode Island
  • OSW - Vermont
  • Railroad Medicare
  • Senior Whole Health
  • TriCare
  • United Healthcare (non-HMO) - ACD
  • United Healthcare (non-HMO) - PBO

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
Adult and Pediatric

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Dr. King is a graduate of Tufts Medical School and trained in pediatrics at Massachusetts General Hospital. After completing a fellowship in non-invasive and preventive cardiology at MGH, she joined the staff of the Pediatric Department and the Cardiac Ultrasound Laboratory. She has specialized in diagnostic adult and pediatric cardiac ultrasound, and for many years directed a pediatric lipid disorders clinic. She is currently semi-retired but continues to participate on a part-time basis in the educational, research and clinical activities of the Cardiac Ultrasound Laboratory and the Division of Pediatric and Congenital Heart Disease of the MGHfC. 

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Pediatric Cardiology
55 Fruit Street
Boston, MA 02114-2696
Phone 1: 617-726-3826
Phone 2: 617-726-8490
Fax: 617-726-2049
55 Fruit Street
Boston, MA 02114-2696
Phone 1: 617-726-1840
Phone 2: 617-726-8490
Fax: 617-643-1639

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