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Andrea Sacks, MD

Dr. Sachs joined Chestnut Hill Pediatrics in 2006 and holds a teaching appointment at Harvard Medical School. She graduated from Johns Hopkins University with a B.A. in Biology, received her M.D. from Harvard Medical School, and completed her residency in Pediatrics at Children's Hospital Boston/Boston Medical Center.

Dr. Sachs is fascinated by all aspects of pediatrics and is especially interested in nutrition, asthma management, and proper antibiotic usage. She lives with her husband and two children. She enjoys spending her free time with family, reading, and listening to music.

Academic Appointments and Publications

  • Clinical Instructor of Pediatrics, Harvard School of Medicine


Sarah Papp Crowley, MD, MS

Dr. Crowley joined Chestnut Hill Pediatrics in 2015. Originally from Connecticut, Sarah lived throughout the Middle East as a child, calling Saudi Arabia home for many years. She graduated from Brown University with a B.S. in Computational Biology and a B.A. and M.S. in Computer Science. She received her M.D. from the University of Connecticut and completed her residency in Pediatrics at Massachusetts General Hospital for Children in 2013. 

Dr. Crowley’s clinical interests in pediatrics are wide-ranging, but her specific areas of focus are obesity, teenage health and mental wellness, medical technology, and newborn care. She lives in Cambridge with her husband, who is also a pediatrician and her son. She thoroughly enjoys sewing her own clothes, traveling to Portsmouth, and eating delicious foods at new restaurants.


Benjamin Weintraub, MD

Dr. Ben has 12 years of Pediatrics experience and joined our practice in July 2017.  Dr. Weintraub graduated from Brown University with a B.A. in Biology and earned his M.D. from Brown University School of Medicine, on a full scholarship from the United States Air Force. He completed his residency in Pediatrics at Keesler Medical Center, Keesler Air Force Base.  After residency, he was on active duty and completed his military service as the Medical Director of Pediatrics at Scott Air Force Base in Illinois. He subsequently cared for patients and taught pediatric residents at Children’s Hospital at Montefiore in Bronx, NY  prior to moving to Brookline, MA.

Dr. Weintraub provides care for children of all ages with a focus on sports medicine, asthma, and caring for children with chronic complex medical conditions, and loves babies. He also has significant expertise in diagnosing and managing depression and anxiety in teenagers. In his free time, he enjoys backpacking, camping, rock climbing, skiing, and cooking.

Academic Apointments and Publications. 

Mary joined Chestnut Hill Pediatrics in 1991. She received her Bachelor of Science in Nursing (B.S.N) from Boston College and her Master of Science in Nursing (M.S.N.) from Yale University. Prior to joining our practice, she served as a nurse practitioner in the Emergency Department at Children's Hospital Boston and in Pediatric Oncology at the Floating Hospital in Boston. 

Mary enjoys traveling, zumba and listening to music.