Photo of Janey Sue Pratt, MD

Janey Sue Pratt, MD

  • Co -Director, Massachusetts General Hospital Weight Center
  • Director, MGH Nutrition Support Unit


Not Accepting New Patients


Centers & Specialties

Digestive Healthcare Center

MassGeneral Hospital for Children

Clinical Interests
  • Weight loss surgery in adolescents
  • Open and revisional bariatric surgery
  • Endoscopy / Colonoscopy
  • Obesity and weight management
  • General and gastrointestinal surgery
  • Breast surgery
  • Laparoscopic / Minimally invasive surgery
Medical Education
  • MD, Tufts University School of Medicine
  • Residency, Massachusetts General Hospital
Board Certifications
  • Surgery
Foreign Languages
  • French
  • Boston: Massachusetts General Hospital
  • Danvers: The Mass General/North Shore Center for Outpatient Care
Patient Age Group
Pediatric and Adult

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Dr. Pratt is a national leader in Adolescent Metabolic and Weight Loss Surgery.  She runs the MGH Adolescent Wieght Loss Surgery program. See her involvement with an adolescent suffering from obesity in: Teen takes drastic measures to battle weight: WCVB-TV, Ch. 5 (Full Story and Video

Dr. Pratt is also one of the leading experts in the region and nationally in Revisional Surgery and Surgery for complications of Metabolic and Weight Loss Procedures. She is an expert laparoscopic surgeon who has performed over 500 surgeries for revision and/or the treatment of complications of weight loss surgery, most are done laparoscopically. 

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Research & Publications


View my most recent publications at PubMed

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News & Events

  • Weight Center restructures

    ACCORDING TO RECENT DATA from the National Health and Nutrition Examination Survey, approximately one-third of U.S. adults and 17 percent of children and adolescents aged 2 to 19 years are obese.

  • Adolescents and Weight Loss

    The challenges that face adolescents in their fight against obesity and the solutions available to help them, including weight-loss surgery.


Massachusetts General Hospital
55 Fruit Street
Boston MA, 02114
Phone 1: 617-724-1088
Phone 2: 617-726-4400
Fax: 617-724-1117

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