(b) A copy of any report of abuse, neglect or emergency situation shall be immediately filed with the following agencies:
(1) The department of health and human resources;
(2) The appropriate law-enforcement agency and the prosecuting attorney, if necessary; or
(3) In case of a death, to the appropriate medical examiner or coroner's office.
(c) If the person who is alleged to be abused or neglected is a resident of a nursing home or other residential facility, a copy of the report shall also be filed with the state or regional ombudsman and the administrator of the nursing home or facility.
(d) The department shall omit from such report in the first instance, the name of the person making a report, when requested by such person.
(e) Reports of known or suspected institutional abuse or neglect of an incapacitated adult or facility resident or the existence of an emergency situation in an institution, nursing home or other residential facility shall be made, received and investigated in the same manner as other reports provided for in this article. In the case of a report regarding an institution, nursing home or residential facility, the department shall immediately cause an investigation to be conducted.
(f) Upon receipt of a written complaint, the department shall coordinate an investigation pursuant to section three of this article and applicable state or federal laws, rules or regulations.