Stephen P. Sugarbaker, m.d.,appellant/cross-appellee v. Ssm Health Care, D/B/A St. Marys Health Center,cross-Appellant/appellee

-HANSEN, Circuit Judge.

St. Marys Health Center (St.Marys) restricted and then terminated the staff privileges of Dr. Stephen P. Sugarbaker. In response, Dr. Sugarbaker filed suit alleging that St. Marys’ actions violated federal antitrust laws, as well as various Missouri state laws. The district court 2 granted summary judgment in favor of St. Marys on the basis of immunity under the Health Care Quality Improvement Act of 1986 (HCQIA). See 42 U.S.C. §§ 11111(a)(1), 11112(a) (1994). Dr. Sugarbaker appeals, and we affirm. Because we affirm the district court’s judgment regarding immunity under…