A physician who treats a patient with tuberculosis must:thoroughly investigate all individuals who might have been exposed to the patient at home, work, or otherwise; or request the Commissioner to undertake this investigation. If the physician undertakes the investigation required by this section, the physician must report the results to the Commissioner. In addition to any other information that the Commissioner requires, the report must contain:evidence that an investigation has been thoroughly conducted; the identity of the source case; and the following information about each individual tested:the date and type of test performed; the results of the test; and the personal information listed in <cite data-path="|health|§4-102">§ 4-102 {“Form and contents of reports”} of this title</cite>. City Code, 1976/83, art. 11, §207(a), (b) Ord. 99-548