Maryland Code, HEALTH OCCUPATIONS 8-514
(2) “Clinical nurse specialist” means an individual who:
(i) 1. Is licensed by the Board to practice registered nursing; or
2. Has a multistate licensure privilege to practice registered nursing under the Nurse Licensure Compact; and
(ii) Is certified by the Board to practice as a clinical nurse specialist.
(3) (i) “Practice as a clinical nurse specialist” means to:
1. Provide direct care to patients with complex needs;
2. Act as a consultant to another health care provider as needed;
3. Conduct health-related research; and
4. Provide education and guidance for staff nurses.
(ii) “Practice as a clinical nurse specialist” includes:
1. Ordering, performing, and interpreting laboratory tests;
2. Ordering diagnostic tests and using the findings or results in the care of patients;
3. Prescribing drugs and durable medical equipment under regulations adopted by the Board;
4. Ordering home health and hospice care; and
5. Initiating, monitoring, and altering appropriate therapies or treatments.
(b) Practice as a clinical nurse specialist is governed by rules and regulations that are adopted under § 8-205 of this title and that concern additional acts in the practice of registered nursing.