AmSurg Corp. is engaged in developing, acquiring and operating ambulatory surgery centers (ASCs) in partnership with physicians throughout the United States. An AmSurg surgery center is located adjacent to or in close proximity to the medical practices of the Company’s physician partners. Each of its surgery centers provides a range of surgical procedures. As of December 31, 2010, the Company owned a majority interest in 204 surgery centers in 33 states and the District of Columbia, and had one center under development. During the year ended December 31, 2010, the Company sold its interest in one surgery center and classified five additional surgery centers as discontinued.