Education & Training
- Ph.D.: Saint Louis University, 2021
- M.P.E.: Washington University in St Louis, 2011
- DEGREE-3-200: Washington University in St Louis, 2011
- M.P.H.: Washington University in St Louis, 2011
- B.A.: Rockhurst University, 2004
Recent Publications
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Use of gabapentin with or without a prescription in substance use treatment settings: A national analysis of urine drug testing data, 2016–2023
Ellis, M. S., Whitley, P. & Passik, S. D., Feb 1 2026, In: Drug and Alcohol Dependence. 279, 113020.
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Pharmaceutical stimulant diversion, 2002–2022: data from a national sample of law enforcement and regulatory agencies in the US
Buttram, M. E., Robinson, S. E., Ellis, M. S., Stivers, Y. & Ahsan, M. M., 2026, In: Drugs: Education, Prevention and Policy. 33, 2, p. 213-217 5 p.
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People entering opioid substance use treatment have low rates of naloxone knowledge and possession
Bredenberg, E., Olsen, H., Ladka, M., Beekman, K., Black, J. C., Ellis, M. S. & Monte, A. A., Jun 1 2025, In: Drug and Alcohol Dependence. 271, 112645.
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The Informal, Non-Prescribed Use of Antiretroviral Medications for PrEP Among a National US-Based Sample of Gay, Bisexual, and Other Men Who Have Sex with Men: A Cross-Sectional Study
Buttram, M. E., Ellis, M. S., Samuel, K. D. & Hayhurst, M., Apr 2025, In: AIDS and Behavior. 29, 4, p. 1132-1135 4 p.
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Recreational Ketamine Use among Individuals with Opioid Use Disorder: Demographics, Motivations, and Polysubstance Use
Chandler, C. L., Buttram, M. E. & Ellis, M. S., 2025, In: Substance Use and Misuse. 60, 9, p. 1375-1381 7 p.