The nurse practitioner or physician assistant provides comprehensive direct patient care and scholarly practice. Responsibilities include obtaining comprehensive patient histories, performing complete physical examinations, ordering and performing diagnostic testing and screening, diagnosing illness, prescribing pharmacological and other treatments, and providing health maintenance and promotion interventions such as patient and family education and counseling. The NP/PA is accountable for indirect care responsibilities that support patient care, including staff and student education, clinical research if applicable, program development, and quality improvement. The role also assists with clerical functions as necessary.