According to the Centers for Disease Control and Prevention, healthcare workers are considered to be at significant risk for acquiring or transmitting hepatitis B, measles, mumps, rubella, varicella (chicken pox), tetanus, diphtheria, pertussis (whooping cough), and influenza. Applicants must pass a fingerprint criminal background check, pre-employment drug screen, and registry checks including the Client Abuse/Neglect Reporting System (CANRS), Nurse Aid, Medication Aide and Employee Misconduct, List of Excluded Individuals/Entities (LEIE).