Matthew Maciejewski PhD


Core Faculty

Matthew Maciejewski, PhD

Matt Maciejewski, PhD is a Professor in the Department of Population Health Sciences. He is also a Research Career Scientist and Director of the Health Economics and Policy Unit in the Center for Health Services Research in Primary Care at the Durham VA Medical Center. Matt also holds Adjunct Professor appointments in the Schools of Public Health and Pharmacy at the University of North Carolina at Chapel Hill. Additionally, he has been named a member of the Editorial Board for Health Services Research.

He has research interests in four areas:

1) evaluation of surgical and behavioral interventions for the management of obesity and cardiometabolic conditions
2) evaluation of cost-sharing changes on demand for medications and health services
3) analysis of health care utilization and expenditures in experimental and quasi-experimental studies
4) methods for addressing unobserved confounding in observational studies.

Matt has received funding from NIDA, CMS, AHRQ, VA HSR&D, and the RWJ Foundation. He has published over 190 papers in peer-reviewed journals such as JAMA, JAMA Internal Medicine, JAMA Surgery, Annals of Internal Medicine, Health Economics, Medical Care, Health Services Research, Journal of Clinical Epidemiology and Diabetes Care.

Areas of expertise: Health Services Research, Health Economics, Health Policy, Multimorbidity

Bayliss EA, Shetterly SM, Drace ML, Norton JD, Maiyani M, Gleason KS, et al. Deprescribing Education vs Usual Care for Patients With Cognitive Impairment and Primary Care Clinicians: The OPTIMIZE Pragmatic Cluster Randomized Trial. Jama Intern Med. 2022 May 1;182(5):534–42.

Bowling CB, Berkowitz TSZ, Smith B, Whitson HE, DePasquale N, Wang V, et al. Unintended Consequences of COVID-19 Social Distancing Among Older Adults With Kidney Disease. J Gerontol a Biol Sci Med Sci. 2022 Apr 1;77(4):e133–7.

Maciejewski ML, Dowd BE, Norton EC. Instrumental Variables and Heterogeneous Treatment Effects. Jama. 2022 Mar 22;327(12):1177–8.