The MedStar Health (MSH) Clinical Nurse Specialist (CNS) is an advanced practice registered nurse who functions as a clinical expert, educator, consultant, leader, researcher/evidence-based practice translator and change agent operating within a professional evidenced based practice framework that utilizes the three spheres of influence: patient/family, nursing, and system organization. The MSH CNS coordinates, coaches, educates, and leads nursing staff in evidenced-based clinical practice, quality improvement, and patient safety initiatives and conducts, facilitates, or applies research to enhance patient care and outcomes. MSH CNSs practice within defined patient populations and exhibit competency through licensure and national certification.