Here is how they stack up.
United Surgical Partners International (Dallas)
ASCs and surgical facilities: 430+
Physicians: 11,000+
Employees: 20,000+
Patients served annually: 1.5 million
Surgical Care Affiliates (Deerfield, Ill.)
ASCs and surgical facilities: 250+
Physicians: 8,500
Employees: 10,000+
Patients served annually: 1 million
Surgery Partners (Brentwood, Tenn.)
ASCs and surgical facilities: 180+
Physicians: 4,000+
Employees: 7,000+
Patients served annually: 600,000