Marisa Brett-Fleegler

Marisa Brett Fleegler, MD

Associate Physician in Medicine

Assistant Professor in Pediatrics, Harvard Medical School

    Contact: 617-355-6624
  • Fax: 617-730-0335

Medical Services


  • Emergency Medicine


  • Emergency Medicine
  • Medicine


  • Emergency Medicine
To schedule an appointment: Call 617-355-6624

Experience and Education


Medical School

Harvard Medical School, 1994-1998

Boston, MA


Boston Children's Hospital, 1998-1999

Boston, MA

Boston Combined Residency Program, Pediatrics

Boston Children's Hospital and Boston Medical Center, 1998-2001

Boston , MA

Fellowship, Pediatric Emergency Medicine

Boston Children's Hospital, 2001-2004

Boston , MA


  • Pediatrics

  • Pediatric Emergency Medicine

To schedule an appointment: Call 617-355-6624


We are grateful to have been ranked #1 on U.S. News & World Report's list of the best children's hospitals in the nation for the third year in a row, an honor we could not have achieved without the patients and families who inspire us to do our very best for them. Thanks to you, Boston Children's is a place where we can write the greatest children's stories ever told.”
- Sandra L. Fenwick, President and CEO

Boston Children's Hospital
300 Longwood Avenue, Boston, MA 02115
For Patients: 617-355-6000 | 800-355-7944
For Referring Providers: 844-BCH-PEDS