Nichols named CEO of AMITA Health Alexian Brothers Medical Center Elk Grove Village Feb 26, 2019 | Hospitals, Top Stories Dia Nichols has been named the new president and CEO of AMITA Health Alexian Brothers Medical Center Elk Grove Village.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.