Louis Vernacchio, MD, MSC

Dr. Louis Vernacchio is a pediatrician at Longwood Pediatrics affiliated with Boston Children’s Hospital and serves as Director of Research for the Pediatric Physicians’ Organization at Children’s, as well as an associate professor of pediatrics at Harvard Medical School. He specializes in primary pediatric care and evidence-based medicine, with clinical interests that include preventive care, childhood infections, immunizations, and adolescent health. Dr. Vernacchio earned his medical degree from Johns Hopkins University School of Medicine and completed his residency at Boston Children’s Hospital, later earning a Master of Science degree from the Boston University School of Public Health. In addition to his clinical practice, he is widely recognized for his research on pediatric infectious diseases, vaccine use, and healthcare quality improvement, and is known for emphasizing highly personalized, family-centered care grounded in the best available scientific …evidence.