Notwithstanding other provisions of this chapter, medical and psychiatric doctors, attorneys, psychologists or other professionals are not required to disclose as sources of income the names of individual patients or clients who receive professional services normally considered to be confidential. This exemption shall not apply to the identity of any corporation or other business entity having a contract with the professional producing income of five thousand dollars ($5,000) or more for services to its members or a defined group, nor to the identity of clients receiving services that do not fall within the candidate’s or official’s field of professional expertise. [Ord. 19-19 § 2, 2019; Ord. 13-04 § 2.]