Expertise

Toxicology

Postdoctoral Training

2007-2008 Chief residency, Anatomic and Clinical Pathology, Duke University Medical Center, Durham, NC
2004-2008 Residency, Anatomic and Clinical Pathology, Duke University Medical Center, Durham, NC

Education

2004  MD/PhD, Pharmacology and Experimental Therapeutics, Tufts University School of Medicine, Boston, MA

1995  BA, Molecular Biology, Princeton University, Princeton, NJ

Academic Appointments

2022 - Present Associate Professor, Department of Pathology & Laboratory Medicine, Larner College of Medicine, University of Vermont
2014 - 2022 Assistant Professor, Department of Pathology & Laboratory Medicine, Larner College of Medicine, University of Vermont

Awards and Honors

2013 FAHC Practice Research Award, University of Vermont Medical Group
2008 William D. Bradford Resident Teaching Award
2001 Norman and Susan Krinsky Excellence in Teaching Award, first awardee
1999 National Institute of Aging Dissertation Support Award
1997 Merck/AFAR Medical Student Research Scholarship

Publications

“Understanding Health-Related Discussions on Reddit: Development of a Topic Assignment Method and Exploratory Analysis.” Chan GJ, Fung M, Warrington J, Nowak SA. JMIR Formative Research. 2025 Jan 29;9:e55309. doi: 10.2196/55309. PMID: 39879094

“Assessing knowledge gaps and educational needs in urine drug test interpretation among health care professionals.” Snozek CLH, Yee CI, Bryksin J, Dahal R, Gerson B, Gherasim C, Hauff KD, Heger N, Huestis MA, Johnson-Davis KL, Knezevic CE, Love SA, Melanson SEF, Noguez JH, Pikulski M, Roper S, Tyagi M, Warrington JS, Yang HS, Yang YK. American Journal of Clinical Pathology. 2025 Jan 28;163(1):69-79. doi: 10.1093/ajcp/aqae095. PMID: 39066575

“A Descriptive analysis of urine drug screen results in patients with opioid use disorder managed in a primary care setting.” Sobel HG, Warrington JS, Francis-Fath S, Crocker AM, Berger CA. Addict Sci Clin Pract. 2021 Sep 30;16(1):59. doi: 10.1186/s13722-021-00264-4.PMID: 34593036 Free PMC article.

“Patient-Centered Telehealth Solution for Observed Urine Collections in Substance Use Disorder Care Delivery During COVID-19 and Beyond.” Brett A, Foster H, Joseph M, Warrington JS. J Patient Exp. 2021 Jul 29;8:23743735211033128. doi: 10.1177/23743735211033128. eCollection 2021. PMID: 34377769 Free PMC article.

“All Hands-On Deck and All Decks on Hand: Surmounting Supply Chain Limitations During the COVID-19 Pandemic.” Warrington JS, Crothers JW, Goodwin A, Coulombe L, Hong T, Bryan L, Wojewoda C, Fung M, Warrington G, Clark V, Risley L, Lewis M. Acad Pathol. 2021 May 11;8:23742895211011928. doi: 10.1177/23742895211011928. eCollection 2021 Jan-Dec. PMID: 34027053 Free PMC article

“Measuring What Matters: How the Laboratory Contributes Value in the Opioid Crisis.” Warrington JS, Swanson K, Dodd M, Lo SY, Haghamad A, Duque TB, Cook B. J Appl Lab Med. 2020 Nov 1;5(6):1378-1390. doi: 10.1093/jalm/jfaa162. PMID: 33147341

 “Driving Access to Care: Use of Mobile Units for Urine Specimen Collection During the Coronavirus Disease-19 (COVID-19) Pandemic.” Warrington JS, Brett A, Foster H, Brandon J, Francis-Fath S, Joseph M, Fung M. Acad Pathol. 2020 Sep 18;7:2374289520953557. doi: 10.1177/2374289520953557. eCollection 2020 Jan-Dec. PMID: 32989424 Free PMC article.

“Urinary Buprenorphine, Norbuprenorphine and Naloxone Concentrations and Ratios: Review and Potential Clinical Implications.” Warrington JS, Warrington GS, Francis-Fath S, Brooklyn J. J Addict Med. 2020 Jun 9. doi: 10.1097/ADM.0000000000000676. [Epub ahead of print]PMID: 32530884 [PubMed - as supplied by publisher]

“Use of urinary naloxone levels in a single provider practice: a case study.” Warrington JS, Booth K, Warrington GS, Francis-Fath S. Addict Sci Clin Pract. 2020 Jan 15;15(1):3. doi: 10.1186/s13722-020-0178-9. PMID: 31941557 [PubMed - in process] Free PMC Article

“Integrating Social Determinants of Health and Laboratory Data: A Pilot Study To Evaluate Co-Use of Opioids and Benzodiazepines.” Warrington JS, Lovejoy N, Brandon J, Lavoie K, Powell C. Acad Pathol. 2019 Oct 30;6:2374289519884877. doi: 10.1177/2374289519884877. eCollection 2019 Jan-Dec.PMID: 31700992 [PubMed] Free PMC Article