GREENWICH, Conn.--(BUSINESS WIRE)-- #Acquisition--The Difference Card, a leading provider of cost‐effective health insurance solutions, announced today that it has acquired HealthCorum, a healthcare data analytics company known for its provider quality scores, insights, and navigation technology that help organizations guide members to high‐value care. HealthCorum scores more than 1.5 million providers across 90+ sub‐specialties, bringing objective and transparent provider data into The Differen