Riley D. Shearer

UMN MSTP student Riley Shearer


Entering Class: 2018

Montana State University
Chemical Engineering, Chemistry and Economics majors, Mathematics minor
B.S.(3), 2017

MSTP Student Governance:

  • Student Advisory Committee, 2020-2021

Thesis Advisor: Tyler Winkelman, M.D.

Thesis Research

Characterizing and assessing factors contributing to increasing methamphetamine and polysubstance use.

Publications (pubmed)

Shearer RD, Shippee ND, Vickery KD, Stevens MA, Winkelman TNA. A longitudinal cross-sectional analysis of substance use treatment trends for individuals experiencing homelessness, criminal justice involvement, both, or neither - United States, 2006-2018. Lancet Reg Health Am. 2022 Mar;7:100174. PMCID: PMC8979492

Shearer RD, Vickery KD, Bodurtha P, Drawz PE, Johnson S, Jeruzal J, Waring S, Chamberlain AM, Kharbanda AB, Leopold J, Harrison B, Hiler H, Khazanchi R, Rossom R, Margolis KL, Rai NK, Muscoplat MH, Yu Y, Dudley RA, Klyn NAM, Winkelman TNA. COVID-19 Vaccination Of People Experiencing Homelessness And Incarceration In Minnesota. Health Aff (Millwood). 2022 Jun;41(6):846-852.

Moitra E, Tao J, Olsen J, Shearer RD, Wood BR, Busch AM, LaPlante A, Baker JV, Chan PA. Impact of the COVID-19 pandemic on HIV testing rates across four geographically diverse urban centres in the United States: An observational study. Lancet Reg Health Am. 2022 Mar;7:100159. PMCID: PMC8695134

Shearer RD, Lundberg WJ, Baker JV, Vickery KD. Opportunities for Re-Engaging Persons with HIV in Care at a Health Care System in Minneapolis, Minnesota. AIDS Patient Care STDS. 2022 Mar;36(3):83-85.

Shearer RD, Bart G, Reznikoff C. Rethinking the Use of "Polysubstance" to Describe Complex Substance Use Patterns. J Gen Intern Med. 2022 Feb 2. Online ahead of print.

Lindsay AR, Shearer RD, Bart G, Winkelman TNA. Trends in Substance Use Disorder-related Admissions at a Safety-net Hospital, 2008-2020. J Addict Med. 2022 May-Jun 01;16(3):360-363.

Shearer RD, Ford BR, Howell BA. X-Waiver Exemption in the Treatment of Opioid Use Disorder. JAMA. 2021 Aug 3;326(5):441-442. PMCID: PMC9191748

Shearer RD, Shippee ND, Winkelman TNA. Characterizing trends in methamphetamine-related health care use when there is no ICD code for "methamphetamine use disorder". J Subst Abuse Treat. 2021 Aug;127:108369.

Khazanchi R, Winkelman TNA, Pandita D, Jelinek R, Shearer RD, Bodurtha PJ. Patient Characteristics and Subsequent Health Care Use by Location of SARS-CoV-2 Testing Initiation in a Safety-Net Health System. JAMA Netw Open. 2021 Jun 1;4(6):e2112857. PMCID: PMC8188267

Ford BR, Bart G, Grahan B, Shearer RD, Winkelman TNA. Associations Between Polysubstance Use Patterns and Receipt of Medications for Opioid Use Disorder Among Adults in Treatment for Opioid Use Disorder. J Addict Med. 2021 Apr 1;15(2):159-162. PMCID: PMC7969153

Shearer RD. Dedicated to whom? Bias in board preparations. Clin Teach. 2021 Jun;18(3):213-214.

Shearer RD, Howell BA, Bart G, Winkelman TNA. Substance use patterns and health profiles among US adults who use opioids, methamphetamine, or both, 2015-2018. Drug Alcohol Depend. 2020 Sep 1;214:108162. PMCID: PMC8147519

Work prior to the UMN MSTP:

Qazi S, Uchida M, Usselman R, Shearer R, Edwards E, Douglas T. Manganese(III) porphyrins complexed with P22 virus-like particles as T1-enhanced contrast agents for magnetic resonance imaging. J Biol Inorg Chem. 2014 Feb;19(2):237-46. PMCID: PMC4115648