She is also an associate faculty in the Center for Bioethics and Humanities at the University of Colorado Denver. Her clinical background is in acute care, specifically critical care and emergency nursing. Oman has conducted research in the areas of ethics, moral distress, family presence, emergency nursing and trauma resuscitation. She is currently a Senior Clinical Editor for the Journal of Emergency Nursing and co-chair of the Sigma Theta Tau International Alpha Kappa Chapter-at-Large Research Committee.