Philip Zachariah is an Assistant Professor in Pediatrics at Columbia University Medical Center and an attending physician at NewYork Presbyterian Hospital. He directs the antibiotic stewardship program at the children's hospital and serves as one of the hospital epidemiologists. He is particularly interested in the use of data science and informatics to improve care for children with infections.

Philip trained in Pediatric Infectious Diseases at NewYork Presbyterian Hospital/ Columbia. He holds a Masters degree in clinical research from the the Mailman School of Public Health and is currently obtaining a graduate degree in Biomedical Informatics at Columbia University. He has previously served on the national executive committee of the American Academy of Pediatrics section on LGBT health and wellness, and the child health services research interest group advisory committee of AcademyHealth. His research has received support from the American Academy of Pediatrics, Thrasher Foundation, Columbia Irving Institute and the National Institutes of Health. His work has been published in peer-reviewed journals including the Journal of Pediatrics, Pediatric Infectious Diseases Journal and Infection Control and Hospital Epidemiology. He presents regularly at national meetings including the IDWeek and Pediatric Academies Societies Meetings.