Case 183 is an imported case involving a 29 year-old male Singapore Citizen who had been in Malaysia from 29 February to 4 March. He is currently warded in an isolation room at NCID. He had attended a mass religious gathering at a mosque in Malaysia, and the Malaysian authorities had subsequently reported several confirmed COVID-19 cases linked to the event.

He reported onset of symptoms on 6 March and had sought treatment at a GP clinic on 9 March. He presented at NCID on 11 March, and subsequent test results confirmed COVID-19 infection on 12 March morning.

Prior to hospital admission, he had gone to work at Masjid Al-Muttaqin (5140 Ang Mo Kio Avenue 6), and visited Masjid Al-Iman (10 Bukit Panjang Ring Road), Masjid Kassim (450 Changi Road), Masjid Hajjah Fatimah (4001 Beach Road) and Pergas (448 Changi Road). He stays at Bukit Panjang Ring Road.

He was discharged from hospital on 2 April.