An automated method is provided for recording contents of medication packages vended from a plurality of vending machines in electronic records, such as an electronic medication administration record (eMAR), that store records for a plurality of patients who are associated with respective vending machines. A vending event causes the electronic record to be populated. The contents of the medication packages vended from the vending machines are recorded in electronic records without communicating patient names or vended medications in the electronic message sent from the vending machines.