1. A method in a computer system of queuing tasks based on the receipt of executable code embodying a piece of clinical knowledge, the tasks affecting a portion of a patient population of a healthcare entity, comprising: receiving the executable code by the healthcare entity; in accordance with rules of the healthcare entity, accessing a set of records of the patient population of the healthcare entity; analyzing the set of records of the patient population by the executable code to register matches of the piece of clinical knowledge with data contained in the set of records; and generating a task list for the registered matches, the matches pertaining to a select group of the set of records.