System and methods of providing pharmacy services

A workflow management method for processing a drug prescription in a pharmacy, the method being performed by execution of a computer readable program by a computer system, the method comprising:

• entering data related to a drug prescription transaction including one or more prescriptions into the computer system to initiate the drug prescription transaction;
• estimating and recording in the computer system an estimated date and a time by which the drug prescription transaction will be fulfilled and available to a customer for pick up, the estimated pick up time being determined relative to an estimated pick up time for one or more of a plurality of other prescription transactions requiring fulfillment and arranged in at least one work queue stored in the computer system in accordance with their pick up times;
• if necessary, resetting in the computer the estimated pick up time of the prescription transaction in response to receiving data related to at least one of:
• (i) drug inventory for fulfillment of the one or more prescriptions, (ii) a third party insurance adjudication review or refill authorization of the prescription transaction, and (iii) a number of prescription transactions in the work queue, and recording a reset estimated pick up time of the prescription transaction in the computer system;
• entering the prescription transaction in the work queue for fulfillment;
• and
• prioritizing in real time the position of the prescription transaction in the work queue in accordance with its estimated pick up or reset estimated pick up time relative to the pick up times of the other prescription transactions in the work queue.