Md. Code, Health Occupations § 14–5B–07

(a) (1) A licensee may only practice under the supervision of a licensed physician.

(2) The failure of a licensed physician to properly supervise a licensee is unprofessional conduct in the practice of medicine under § 14–404(a)(3) of this title.

(b) (1) Except as provided in paragraph (2) of this subsection, the practice of a radiation therapist, radiographer, nuclear medicine technologist, or radiologist assistant is limited to those procedures, operations, preparations, and practices listed in regulation.

(2) A radiologist assistant may not:

(i) Interpret images;

(ii) Make diagnoses; or

(iii) Prescribe medications or therapies.