He is an associate professor of pediatrics and senior medical informatics researcher at the Regenstrief Institute. He is the co-creator of the Child Health Improvement through Computer Automation (CHICA) system, which is designed to improve the process of outpatient pediatric preventive care. He is active nationally in pediatric vocabulary and guideline developmental efforts.

informatics interventions in resource-constrained environments, decision support systems, and open communities of practice.