Communicable Disease Control Act Article 10

Government organizations, medical institutions, medical personnel, and others who learn about, in the course of their professional duties, information about patients or suspected patients with communicable diseases, such as names, medical records, and medical history, shall not disclose such information.
中文原文 傳染病防治法第10條
政府機關、醫事機構、醫事人員及其他因業務知悉傳染病或疑似傳染病病人之姓名、病歷及病史等有關資料者,不得洩漏。

English translation for reference only; the Chinese text prevails. Not legal advice.