Provides complex care management to patients and their families/designated decision makers who have experienced a critical event or diagnosis that requires an extensive use of resources and/or support navigating the health system to facilitate appropriate delivery of care services and discharge. Work involves subject matter expertise in the following professional activities such as psycho-social assessment, mental health screening and referral, crisis intervention, environmental assistance, patient advocacy, after-care planning and others of similar scope and complexity, depending on the assigned work unit.