(a) In the Federal courts in the District of Columbia and District of Columbia courts a physician or surgeon or mental health professional as defined by § 7-1201.01(11) or a domestic violence counselor as defined in § 14-310(a)(2), a human trafficking counselor as defined in § 14-311(a)(2), or a sexual assault counselor as defined in § 23-1907(10) may not be permitted, without the consent of the client, or of his legal representative, to disclose any information, confidential in its nature, that he has acquired in attending a client in a professional capacity and that was necessary to enable him to act in that capacity, whether the information was obtained from the client or from his family or from the person or persons in charge of him.
(b) This section does not apply to:
(1) evidence in a grand jury, criminal, delinquency, family, or domestic violence proceeding where a person is targeted for or charged with causing the death of or injuring a human being, or with attempting or threatening to kill or injure a human being, or a report has been filed with the police pursuant to § 7-2601, and the disclosure is required in the interests of public justice;
(2) evidence relating to the mental competency or sanity of an accused in criminal trials where the accused raises the defense of insanity or where the court is required under prevailing law to raise the defense sua sponte, or in the pretrial or posttrial proceedings involving a criminal case where a question arises concerning the mental condition of an accused or convicted person;
(3) evidence relating to the mental competency or sanity of a child alleged to be delinquent, neglected, or in need of supervision in any proceeding before the Family Division of the Superior Court;
(4) evidence in a grand jury, criminal, delinquency, or civil proceeding where a person is alleged to have defrauded the District of Columbia or federal government in relation to receiving or providing services under the District of Columbia medical assistance program authorized by title 19 of the Social Security Act, approved July 30, 1965 (79 Stat. 343; 42 U.S.C. § 1396 et seq.), where a person is alleged to have defrauded a health care benefit program, or where a person is alleged to have violated [§ 22-933.01]; or
(5) evidence in a criminal or delinquency proceeding where a person is charged with an impaired driving offense and where the person caused the death of or injury to a human being, and the disclosure is required in the interest of public justice.
(c) For the purposes of this section, the term:
(1) “Health care benefit program” means any public or private plan or contract under which a medical benefit, item, or service is or may be provided to an individual, and includes an individual or entity who provides a medical benefit, item, or service for which payment may be made under the plan or contract.
(2) “Injury” includes, in addition to physical damage to the body, a sexual act or sexual contact prohibited by Chapter 30 of Title 22.