St. Alexius Medical Center is a faith-based community hospital located in Hoffman Estates, Illinois, a northwest suburb of Chicago.

St. Alexius Medical Center has a level II trauma center and employs more than 950 physicians,[2] representing 60 medical and surgical specialties and more than 1800 employees assisting the medical/dental staff to deliver patient care.

[citation needed] The hospital was founded by the Alexian Brothers, a Roman Catholic order.

Ascension maintains control over the five hospitals and outpatient facilities in the Alexian Brothers Health System.

[3][4] During the COVID-19 pandemic, St. Alexius made news in January 2020 after the hospital treated two of the first COVID-19 cases in the United States, including the first known community transmission case within the United States.