1. A system for processing financial data related to patient healthcare in response to clinical events, comprising: an interface processor for receiving a message identifying an event and a related change in healthcare data concerning a patient; a source of rules for determining characteristics associated with reimbursement for provision of an individual service to a patient; a rules processor for initiating application of a rule derived from said rules source to process financial data concerning provision of said individual service to said patient in response to receiving said message identifying said event; and a result processor for initiating an action in response to a result derived by said application of said rule to process said financial data.