Oak Park, Ill.-based West Suburban Medical Center named Joseph Ottolino COO and Melrose Park, Ill.-based Westlake Hospital named Michael Ditoro COO, both effective Monday.
Mr. Ottolino most recently served as vice president of ancillary services at Berwyn, Ill.-based MacNeal Hospital.
Mr. Ditoro was most recently the vice president of pharmacy services for the Tenet Healthcare-Chicago Market.
Both West Suburban Medical Center and Westlake Hospital are owned by Dallas-Tenet Healthcare Corp., which operates 77 acute-care hospitals.
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