More than half a million US patients had medication costs in excess of $50,000 in 2014
Of these, 25% used at least $100,000 worth of medication
This is an increase of 63% from 2013 and the total cost for these patients was $52 billion
Health coverage paid for 97.4% of these prescription drugs
About 60% of patients in the high claims category were taking at least 10 medications from at least 4 different prescribers