Verkkoamerican family care (afc) plans to buy doctors express, the largest franchisor of urgent care centers in the u. s. , in an acquisition that will make afc the second. Verkkosome urgent care centers, like american family care® (afc), offer primary care services such as annual physical exams and vaccinations without the need for an. Verkkothe urgent care market size is growing faster than ever before and is projected to reach $40. 7 billion by 2027. Here’s why the market’s hot.