In Mid-March , the US had tested more than 12,000 specimens for COVID-19 , more than 3,800 in CDC labs , and more than 8,000 in US public health labs during the pandemic .
As of March 11 , the CDC reported that 11,079 specimens had been tested for COVID-19 , 3,791 of which were tested by CDC labs , and 7,288 tested by U.S. public health labs.
2020 coronavirus pandemic in the United States