Patent ID: 8301468

Claim:
A computer implemented system for establishing a relationship between drugs and diseases, the system comprising: a first memory area for storing a quantity of patient medical history billing records identifiable as patient prescription claim records and medical claim records, a second memory area storing a grouping of drug codes and a grouping of diagnosis codes, a processor coupled to said first memory area and said second memory area and configured to perform the following steps: (a) identify at least one prescription claim for a specific patient from said patient prescription claim records; (b) identify at least one drug identification code for said at least one prescription claim; (c) identify at least one disease associated with said at least one drug identification code; (d) identify patient medical claims for said specific patient associated with said at least one disease, wherein each patient medical claim identified has at least one diagnosis code associated with said at least one disease; (e) calculate a link weight value for each said at least one diagnosis code associated with said at least one disease by determining the number of days between said at least one prescription claim identified and each said patient medical claim identified as associated with said at least one disease and generating a link weight value based on said number of days in accordance with a preprogrammed formula wherein said link weight provides a statistical match association value to each said at least one diagnosis code.