Benjamin H. Han, MD, MPH
University of California San Diego, Department of Medicine, Division of Geriatrics and Gerontology - Assistant Professor
MD, State University of New York - Syracuse
MPH, Johns Hopkins School of Public Health
BA, English, Wesleyan University
Research Interests
Geriatrics, Methadone, Health disparities, Substance use
Benjamin Han is a geriatrician and health services researcher in the Division of Geriatrics and Gerontology, Department of Medicine at UC San Diego. His research focuses on unhealthy substance use among older adults, and caring for adults with multiple chronic conditions in opioid treatment programs.
Principal Investigator, Chronic Disease and Health Outcomes of Older Adults with Opioid Use. Active
Principal Investigator, Geriatric Conditions and Functional Status in Middle-Aged and Older Adults with Opioid Dependence. Completed


Han BH, Han SS, Palamar JJ (2022).
Binge drinking among adults with hypertension in the USA, 2015-2020
Journal of General Internal Medicine [Epub 2022 Aug 3]. doi: 10.1007/s11606-022-07754-4.

Yang KH, Han BH, Palamar JJ (2022).
Past-year hallucinogen use in relation to psychological distress, depression, and suicidality among US adults
Addictive Behaviors, 132, 107343. doi: 10.1016/j.addbeh.2022.107343. PMCID: PMC9177770.

Han BH, Palamar JJ (2022).
Multimorbidity among US adults who use methamphetamine, 2015-2019
Journal of General Internal Medicine, 37 (7), 1805-1807. doi: 10.1007/s11606-021-06910-6. PMCID: PMC9130438.

Han BH, Tuazon E, Wei MY, Paone D (2022).
Multimorbidity and inpatient utilization among older adults with opioid use disorder in New York City
Journal of General Internal Medicine, 37 (7), 1634-1640. doi: 10.1007/s11606-021-07130-8. PMCID: PMC9130354.

Kaufmann CN, Kim A, Miyoshi M, Han BH (2022).
Patterns of medical cannabis use among older adults from a cannabis dispensary in New York State
Cannabis and Cannabinoid Research, 7 (2), 224-230. doi: 10.1089/can.2020.0064. PMCID: PMC9070740.

Dr. Han's MyBibliography Profile
Selected Press