Community Services Group is pleased to announce that Lillian Rivers, CRNP is joining the Williamsport and Mill Hall Outpatient programs as a Psychiatric CRNP, providing medication management services to school age children through older adults. Lillian earned her Bachelor of Science in Nursing and Master of Science in Nursing from the University of South Carolina. Lillian has worked previously as a registered nurse in an inpatient behavioral health unit, a mental health emergency department and a surgical unit.