Rachelle D. Pollock, LCSW Rachelle D. Pollock, LCSW, is a clinical social worker in the Department of Child and Adolescent Psychiatry and Behavioral Sciences at The Children's Hospital of Philadelphia. Locations: Specialty Care, Atlantic County Appointments and Referrals: 1-800-TRY-CHOP (1-800-879-2467) Education and Training Additional TrainingWidener University, Chester, Pa. Titles and Academic Titles Clinical Social Worker Departments and Services Child and Adolescent Psychiatry and Behavioral SciencesChildrenâs Intensive Emotional and Behavioral Services