SAN FRANCISCO, CA--(Marketwired - November 25, 2015) - Castlight Health, Inc. (NYSE: CSLT), a leader in enterprise healthcare management (EHM), today announced promising results from its relationship with Gordon Food Service -- including notable decline in the use of emergency rooms, and a decrease in medical imaging costs. These results were attributed to the impact of Castlight's Enterprise Healthcare platform, which helps Gordon Food Service's employees make better healthcare decisions and save money for themselves and the company.