The Staff Nurse directs CHHAs and CNAs in patient care tasks, performs patient assessments, develops patient care plans, evaluates the plan effectiveness, modifies it as appropriate and documents all patient care provided. Coverage Area: Snohomish County: Lynnwood, Everett, Marysville, Bothell, Edmonds, Lake Stevens, Mill Creek, Mountlake Terrace, Mukilteo, Snohomish, Arlington, Monroe, Stanwood, Granite Falls.