Case management: a model of CNS practice.

Case management has been widely implemented as a new health care delivery model. The case manager has the pivotal role in the model. The CNS, having the clinical expertise, clinical judgment, and leadership, best suits the case manager's role. As a case manager, the CNS enacts the five role components: expert practitioner, educator, consultant, researcher, and manger. Case management, therefore, can be considered as a model of CNS advanced practice.