; and (II) complete such investigation within 180 days (unless it is impracticable to complete such investigation within 180 days) after the filing of the complaint. (B) Investigations (i) Pattern or practice In the course of investigating the complaint, the Director may seek records of care provided to patients other than the complainant if necessary to demonstrate or disprove an allegation of inequitable provision of health care or to determine whether there is a pattern or practice of such care. (ii) Accounting for social determinants of health In investigating the complaint and reaching a determination on the validity of the complaint, the Director shall account for social determinants of health and the effect of such social determinants on health care outcomes, so that the health care provider named in the complaint is not held accountable for a factor outside of the control of the provider's provision of health care. (iii) Inability to complete investigation If the Director is unable to complete (or finds it is impracticable to complete) the investigation within 180 days after the filing of the complaint (or, if the Secretary takes further action under paragraph (6)(B) with respect to a complaint, within 180 days after the commencement of such further action), the Director shall notify the complainant and respondent in writing of the reasons involved. (iv) Report to state licensing authorities On concluding each investigation under this subparagraph, the Director shall provide to each State licensing authority that is responsible for the licensing of the health care provider under investigation, information specifying the results of the investigation. (C) Report (i) Final report On completing each investigation under this paragraph, the Director shall prepare a final investigative report. (ii) Modification of report A final report under this subparagraph may be modified if additional evidence is later discovered. (3) Conciliation (A) In general During the period beginning on the date on which a complaint is