Katherine Fletcher, MP for South Ribble, has been contacted by NHS Test and Trace following a work meeting in 10 Downing Street with the Prime Minister Boris Johnson last week.
AdvertisementShe has posted onto her social media channels that she will now self-isolate at home in Lancashire in line with the rules, in case she has coronavirus.
Self-isolating rules mean that you cannot go out to exercise, shop or go to work.
Read more: Temporary mortuary to be built in Leyland
Well-wishers have taken to her Facebook post to comment telling her to take care and be safe.
Prime Minister Boris Johnson is also currently self-isolating after receiving the same alert.
Find the latest coronavirus statistics in your area below
Read more: See the latest Preston news and headlines