(a) A comprehensive provider agency must:(1) justify in writing and document in a staff member's personnel file support of the staff member's qualifications to provide mental health targeted case management and mental health rehabilitative services based on credentialing requirements listed in §353.1415 of this division (relating to Staff Member Credentialing); and(2) regularly monitor each staff member's demonstrated competency throughout the staff member's tenure.(b) A comprehensive provider agency must:(1) credential each staff member in a timely fashion; and(2) have a process for staff members to appeal credentialing decisions.