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Dr. Gimm, associate professor of health administration and policy, has research experience in disability and aging, program evaluations, and health care financing. Currently, Dr. Gimm is principal investigator of a grant from the Association of Schools and Programs of Public Health (ASPPH) to assess cost subsidization models for a new CDI certification to enhance the public health workforce. He also was co-investigator on a 3-year CDC grant to evaluate sustainable financing models for community health workers in Virginia. Dr. Gimm serves as an Executive Board member of the Virginia Public Health Association. In 2024, he was elected as a fellow of the Gerontological Society of America.

Previously, Dr. Gimm was a senior researcher at Mathematica Policy Research in Washington, DC, where he conducted evaluations for the Centers for Medicare & Medicaid Services (CMS) of the Medicaid Buy-In program and impacts of early interventions on the receipt of federal disability benefits for adults with mental health conditions. He also examined the financial performance of rural hospitals in response to Medicare payment reforms. His research has been published in the American Journal of Public Health, Disability and Health Journal, Health Services Research, and the Journal of General Internal Medicine. Dr. Gimm's other research interests include social isolation, family caregiving of older adults with dementia, and substance use among youth and adults with disabilities. 

Research

Research Interests

• Program evaluations and health care financing
• Aging/Disability research
• Public health workforce
• Substance use and social isolation

Select Publications

• Gimm G, Rios NA, Lockett LS, Hashmi I. (2025 in press). Faculty Awareness and Willingness to Use ChatGPT in Higher Education Teaching. Journal of Health Administration Education.
• Diaz MA, Wood EG, Yuan W, Gimm G, Kennedy J. (2025). Assessing unmet need for dental care from the perspective of adults with disabilities: a mixed methods approach. Disability and Health Journal: 101835.
• Santore L, Gimm G, Ipsen C. (2025). Rural Disability, Self-Reliance, and the Utilization of Mental Health Services. Disability and Health Journal, 18:2: 101761. .
• Ko H, Alsadah G, Gimm G. (2024). Association of Social Vulnerability and Access to Higher Quality Medicare Advantage Plans. Journal of General Internal Medicine. Online advance version (in press). .
• Gimm G, Layman S, Inoue M, Ihara ES, Pantleay H, Tompkins CT. (2024). Â鶹ÊÓƵ Caregivers Aiming for Resilience, Empowerment, and Support Study: Assessing Family Caregiver Burden Post-Intervention. Journal of Applied Gerontology, 43(9): 1274-1283.
• Pomeroy ML, Umoh M, Qian Y, Gimm G, Ornstein KA, Cudjoe TKM. (2024). Social Isolation and Hospitalization in Community-dwelling Older Adults by Dementia Status. The Journals of Gerontology: Series A, Biological and medical sciences, 79(11), glae224.
• Gimm G, Schulz JA, Rubinstein D, Casseus M. (2024). Examining the Prevalence of Nicotine Vaping and Association of Major Depressive Episodes among Adolescents and Young Adults by Disability Type in 2021. Addictive Behaviors. Vol. 152: 107975.
• Orji A, Gimm G, Desai A, Parekh T. (2024). The Association of Cervical Cancer Screening with Disability Type among U.S. Women (25-64 years).  American Journal of Preventive Medicine, 66(1): 83-93.
• Gimm G, Pomeroy ML, Galiatsatos P, Cudjoe TKM. (2023). Examining the Association of Social Isolation and Smoking in Older Adults. Journal of Applied Gerontology. 42(11): 2261-2267.
• Gimm G, Parekh T, Kitsantas P. (2023). Assessing the Prevalence and Risk Factors of Marijuana Use in Adults with Disabilities. Addictive Behaviors, 138, 107559. .

Affiliations

• Editorial Board Member

• Elected Fellow

• Member

• Member

• Member

Degrees

• PhD, Health Economics and Policy, University of Pennsylvania
• MBA, Health Care Management, University of Pennsylvania
• BA, Economics, Harvard University