District of Columbia Code Division I. Government of District. § 3-1206. a. Certified nurse practitioner.

(1) Ordering, performing and interpreting diagnostic tests such as lab work and x-rays;

(2) Diagnosing and treating acute and chronic conditions such as diabetes, high blood pressure, infections, and injuries;

(3) Prescribing medications and other treatments;

(4) Managing patients' or clients' overall care;

(5) Counseling;

(6) Educating patients on disease prevention and positive health and lifestyle choices;  and

(7) Any other functions and roles as may be prescribed by rules.