Health information exchanges (HIEs) are expected to improve poor information coordination in Emergency departments (EDs); however, whether and when HIEs are associated with better operational outcomes remains poorly understood. In this work, we study HIE and length of stay (LOS) relationship...

We show that review platforms reduce healthcare interruptions for patients looking for a new physician. We employ a difference-in-differences strategy using physician retirements as a 'disruptive shock' that forces patients to find a new physician. We combine insurance claims data with...