(a) The executive commissioner may adopt rules as necessary for the proper and efficient treatment of persons with mental illness.
(b) The department may:
(1) prescribe the form and content of applications, certificates, records, and reports provided for under this subtitle;
(2) require reports from a facility administrator relating to the admission, examination, diagnosis, release, or discharge of any patient;
(3) regularly visit each mental health facility to review the commitment procedure for each new patient admitted after the last visit; and
(4) visit a mental health facility to investigate a complaint made by a patient or by a person on behalf of a patient.