President Donald Trump also tested negative after concerns arose about his close contact with people who ended up contracting the disease.
Pence did not work closely with the person, his press secretary Katie Miller said Friday.
In response to the growing shortage, President Trump signed an executive order earlier this week that allows him to exercise wartime powers under the Defense Production Act, but the AMA said that "it is unclear to what degree that authority is being utilized".
Vice President Mike Pence will be tested for the coronavirus Saturday, despite experiencing no symptoms.
Sunday's briefing comes as members of Congress continue to hash out an economic stimulus relief proposal aimed at giving almost $2 trillion of federal government cash to small businesses and individuals alike.
The notice signaled the closest the deadly disease has come to President Trump since the outbreak began more than two months ago, though the White House said it is unlikely either Mr. Trump or Mr. Pence were exposed.
Pence said that while there was a priority to give tests to people with symptoms, he would take one due to his strategic role as chief of the task force.
A number of politicians have tested positive for the virus.
In recent days, Trump has joined Pence and others on the task force for briefings.
This came after a staffer in his office tested positive for the illness on Friday. Not long after Diaz-Balart's announcement, Rep.