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Mallory Lyn Lostumbo is a pediatrician in Rockville, MD specializing in general pediatrics and general practice. Mallory Lyn Lostumbo is affiliated with Johns Hopkins Community Physicians - Rockville.
She has a state license in Maryland.
Licensed In: Maryland
Mallory Lyn Lostumbo is associated with these hospitals and organizations:
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Mallory Lostumbo, M.D., is a pediatrician at Johns Hopkins Community Physicians in Rockville. She received her medical degree from SUNY Upstate Medical University in Syracuse, NY and completed her residency at Dartmouth Hitchcock in 2017. She is a fellow of the American Academy of Pediatrics and was named a 2025 Top Doctor by Bethesda Magazine and Washingtonian Magazine. Dr. Lostumbo’s clinical interests include preventative medicine, adolescent medicine and working with new parents. She lives locally with her husband and enjoys traveling, baking and spending time with friends and family.
