Clustering Cases of Chlamydia psittaci Pneumonia in Coronavirus Disease 2019 Screening Ward Staff

We describe 4 cases of Chlamydia psittaci pneumonia among medical staff in a coronavirus disease 2019 (COVID-19) screening ward, as well as the experience of dealing with this nosocomial infection event. Atypical pneumonia, in addition to COVID-19, should be considered when clustering cases occur, even during a COVID-19 pneumonia pandemic.