He now holds a joint appointment at RAND and UCLA. Waxman's work at RAND has focused on a wide array of topics at the nexus of health policy, acute care medicine, and econometrics. He has particular expertise at using Medicare claims to approach clinical and policy questions in novel ways.In addition to his primary specialty of emergency medicine, Waxman is also a board-certified cardiologist, and he is a current member of the National Quality Forum's standing committee on cardiovascular measures.