30 Miss. Code. R. 2615-1.1
The following rules pertain to physician assistants practicing medicine with physician supervision. Physician assistants may perform those duties and responsibilities, including diagnosing and the ordering, prescribing, dispensing of prepackaged drugs, and administration of drugs and medical devices as delegated by their supervising physician(s).
Physician assistants may provide any medical service which is delegated by the supervising physician when the service is within the physician assistant's training and skills; forms a component of the physician's scope of practice; and is provided with supervision.
Physician assistants shall be considered the agents of their supervising physicians in the performance of all practice-related activities including, but not limited to, the ordering of diagnostic, therapeutic, and other medical services.
30 Miss. Code. R. 2615-1.1