Assistant Professor of Health System Design and Global Health

Economist at the Arnhold Institute for Global Health

Icahn School of Medicine at Mount Sinai

aaron.baum [at]

Google Scholar


I am an Assistant Professor of Health System Design and Global Health at Mount Sinai studying the organization and delivery of health services, population health, and global health.

Other Affiliations

Center for Primary Care at Harvard Medical School, Stanford Center for Population Health Sciences, Department of Veterans Affairs (New York Harbor and Iowa City)

Selected Publications

Baum A, Bazemore A, Peterson L, Basu S, Humphreys K, Phillips RL (2021). Primary Care Physicians and Spending on Low-Value Care. Annals of Internal Medicine.

Baum A, Wisnivesky J, Basu S, Siu AL, Schwartz MD (2020). Association of Geographic Differences in Prevalence of Uncontrolled Chronic Conditions With Changes in Individuals' Likelihood of Uncontrolled Chronic Conditions. JAMA.

Baum A, Kaboli PJ, Schwartz MD (2020). Reduced In-Person and Increased Telehealth Outpatient Visits During the COVID-19 Pandemic. Annals of Internal Medicine.

Baum A, Schwartz MD (2020). Admissions to Veterans Affairs Hospitals for Emergency Conditions During the COVID-19 Pandemic. JAMA.

Baum A, Song Z, Landon B, Phillips R, Bitton A, Basu S (2019). Health Care Spending Slowed After Rhode Island Applied Affordability Standards To Commercial Insurers. Health Affairs.

Bruzelius E, Baum A (2019). The Mental Health of Hispanic/Latino Americans Following National Immigration Policy Changes: United States, 2014–2018. American Journal of Public Health.

Baum A, Barnett ML, Wisnivesky J, & Schwartz MD (2019). Association Between a Temporary Reduction in Access to Health Care and Long-term Changes in Hypertension Control Among Veterans After a Natural Disaster. JAMA Network Open.

Baum A, Scarpa J, Bruzelius E, Tamler R, Basu S, & Faghmous J. (2017). Targeting weight loss interventions to reduce cardiovascular complications of type 2 diabetes: a machine learning-based post-hoc analysis of heterogeneous treatment effects in the Look AHEAD trial. The Lancet Diabetes & Endocrinology.

Baum A, Elize W, & Jean-Louis F (2017). Microfinance Institutions’ Successful Delivery of Micronutrient Powders: A Randomized Trial In Rural Haiti. Health Affairs.