His current research interests are in the areas of tracking pain treatment outcomes using electronic records, mechanism-based treatment studies of negative affect in pain, quantitative sensory testing, medical informatics, functional magnetic resonance imaging (fMRI), and preventing prescription opioid misuse in patients with chronic pain. He has authored over 140 publications are in the general area of pain outcomes research and cover topics such as opioid treatment, interventional treatments, neuropathic pain assessment, the brain physiology of chronic pain, and the impact of psychiatric factors on pain response.