The send-out COVID RT-PCR test: results can take between 4-5 days (sent to an outside laboratory). Results will be sent directly via email by the outside reference lab. The Rapid Antigen Test that we perform at our on-site lab: expect results within 1-2 hours of your test. We call all patients that with positive results for the COVID rapid antigen test performed at the on-site lab. The Rapid PCR test performed at our in-house lab (cash payment required): results sent via email in 6 hours. (all positive results will be called as well)