Abstract: In one embodiment, the invention is directed to a method of processing patient healthcare data, via one or more computers. In some examples, the method comprises receiving, at the one or more computers, patient healthcare data, wherein the patient healthcare data represents a healthcare event and includes one or more healthcare codes. The method may further comprise determining, by the one or more computers and based on the one or more healthcare codes, one or more patient factors associated with the healthcare event. The method may also comprise determining, by the one or more computers and based on the one or more healthcare codes and the one or more patient factors associated with the healthcare event, whether the healthcare event is a potentially preventable healthcare event, wherein the healthcare event comprises one of: an inpatient admission, an emergency room visit, and an outpatient ancillary service.