Chih-Hung Chang

Chih-Hung Chang, PhD, is a Professor of Occupational Therapy, Medicine, and Orthopaedic Surgery at Washington University in St. Louis. He leads the Psychometrics+Informatics (pi Lab), focusing on integrating modern psychometrics and informatics to advance healthcare outcomes. His research emphasizes patient-reported outcomes, health-related quality of life, and innovative assessment systems for clinical practice and education.

Dr. Chang holds affiliations with the Institute of Clinical and Translational Sciences (ICTS), Institute for Informatics, and Siteman Cancer Center. His work spans palliative care, oncology, and rehabilitation, with a focus on developing universally designed digital tools for assessment and management. Key projects include the PROUD system for patient-reported outcomes, DREAM for IRT-based rehabilitation, and the Virtual Academy for clinician education.

He mentors students in health professions, PhD/MSTP programs, and postdocs, offering opportunities in tool design, data analysis, and system development. His research has been cited over 5,422 times, with recent contributions to telehealth, stroke recovery, and opioid treatment utilization.