Brett Barrett, DO, MS Brett Barrett, DO, MS, is a pediatric endocrinology fellow in the Division of Endocrinology and Diabetes at The Children's Hospital of Philadelphia. Locations: Main Campus Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467) Education and Training Medical SchoolDO - Lake Erie College of Osteopathic Medicine, Erie, PA ResidencyPediatrics - Advocate Children's Hospital, Oak Lawn, IL FellowshipPediatric Endocrinology - The Children's Hospital of Philadelphia, Philadelphia, PA Board CertificationPediatricsGraduate DegreeMS in Nutrition - Columbia University, New York, NY Titles and Academic Titles Pediatric Endocrinology Fellow Departments and Services Division of Endocrinology and Diabetes Patient Experience Ratings About the Patient Experience Rating System The Patient Experience Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question. Responses are measured on a scale of 1 to 5 with 5 being the best score. The comments are submitted by patients and families and reflect their views and opinions. The comments are not endorsed by and do not reflect the views of Children’s Hospital of Philadelphia.