The next time your doorbell rings, it might be a DoorDash delivery, or one of a handful of startups all vying for grocery delivery supremacy. Or it might be a phlebotomist, ready to do your blood work in the comfort of your living room.

That roving phlebotomist is the heart of Getlabs, a startup which just closed a $20 million Series A, following a seed round announced less than a year ago.