This Integrated Billing (IB) file was created for the e-Pharmacy Project. It is maintained centrally. Never maintain locally. A Pharmacy Benefits Manager (PBM) Application identifies an electronic interface application associated with the PHARMACY BENEFITS MANAGER (PBM) File (366.02). A PBM Application is uniquely identified by its' name. Per VHA Directive 10-93-142, this file definition should not be modified.