Dr. Weingart received his Medical degree and completed a residency in Emergency Medicine at the Mount Sinai School of Medicine. He then went on to a fellowship in Trauma and Surgical Critical Care at the Shock Trauma Center in Baltimore.

He is currently an attending in the Department of Emergency Medicine at the Elmhurst Hospital Center , as well as occasional stints in the SICU. He is the director of ED Critical Care at the Mount Sinai School of Medicine. He is the author of the first monograph on critical thinking in Emergency Medicine, titled Emergency Medicine Decision Making and he hosts a biweekly podcast on ED Critical Care called the EMCrit Podcast, which can be found at blog.emcrit.org or on itunes.