The U.S. healthcare system is undergoing a period of substantial change, with hospitals purchasing many physician practices (“vertical integration"). In theory, this vertical integration could improve quality by promoting care coordination, but could also worsen it by impacting the care...

Understanding potential channels through which physicians impact each other's performance can yield new insights into better management of hospitals' operations. We use evidence from Emergency Medicine to study whether and how physicians who work alongside each other during the same shifts...

Telemedical Physician Triage (TPT) is an example of a Hierarchical Knowledge-Based Service System (HKBSS), in which a second level of decision agent (telemedical physician) renders a decision on cases referred to him/her by the primary level agents (triage nurses). Managing the...