Dallas-based United Surgical Partners International, the largest ASC chain in the U.S. and subsidiary of Tenet Healthcare, employs more than 11,000 physicians.
Here are how many physicians the four largest ASC chains employ as of 2022:
USPI (Dallas): 11,000
SCA Health (Deerfield, Ill.) : 9,200
HCA Healthcare (Nashville, Tenn.): 3,200 physicians
ValueHealth (Leawood, Kan.): 3,000+ physicians
AmSurg (Nashville, Tenn.): 2,000