The principal deity here is the god of medicine, Paosheng Tati, who is otherwise known as the Great Emperor Paosheng. Along with Lungshan and Tzushih, Paoankung is one of Taipei's big three Qing-era temples.
保安宮主祀醫藥之神「保生大帝」，與艋舺龍山寺和清水岩祖師廟齊名，清朝時鼎足為台北三大廟宇。