Eleanor R. Menzin, M.D., is a primary care pediatrician and the Managing Partner at Longwood Pediatrics in Boston. She is an active staff member in the Department of Pediatrics at Boston Children's Hospital and an instructor at Harvard Medical School. In addition to her clinical and administrative roles, she is active in medical student and resident education.

A life-long Bostonian, Dr. Menzin is also Colombian by marriage and the mother of three teens/young adults. She is passionate about building pediatric medical homes that care for the entire patient and family through young adulthood. Dr. Menzin has a particular interest in adolescent mental health.

In addition to clinical, administrative, and teaching roles, she serves as the site principal investigator for a Boston Children's Hospital study on teen substance abuse. 

Dr. Menzin graduated from Harvard College and the University of Pennsylvania School of Medicine.