Drive-thru COVID-19 testing at Orleans expands hours, capacity Kelcie Grega, Las Vegas Sun · May 12, 2020 at 10:03 pm The drive-thru coronavirus testing site at the Orleans will once again expand its capacity after Clark County and University Medical Center added Clinical Pathology Laboratories as a partner in the effort. Starting Wednesday, the site will offer 1,000 tests per day, seven days a week from 8 a.m. to 5 p.m. Its initial capacity was 300 tests per day. Testing is by appointment only and remains free to those who are uninsured. Appointments can be made at umcsn.com or by calling CPL at 702-795-4932. Patients don’t need to exhibit symptoms to get tested.