Faculty Affiliates

Honoria Guarino, PhD

Research Associate Professor, Institute for Implementation Science in Population Health, CUNY Graduate School of Public Health & Health Policy

Mixed Methods Research; mHealth Interventions for People Who Use Drugs; HIV and HCV Prevention for People Who Inject Drugs; Opioid Use/Misuse and Medication-Assisted Treatment for Opioid Use Disorder


Honoria Guarino, PhD
Research Associate Professor, Institute for Implementation Science in Population Health, CUNY Graduate School of Public Health & Health Policy

55 W. 125th Street, New York, NY 10027

(646) 364-9625


Selected Publications
  • Gelpi-Acosta C, Guarino H, Benoit E, Deren S, Pouget ER, & Rodriguez A. Injection risk norms and practices among migrant Puerto Rican people who inject drugs in New York City: The limits of acculturation theory. Int J Drug Policy. 2019 Jul;69:60-69. doi: 10.1016/j.drugpo.2019.03.016. PMID: 31196730.
  • Palamar JJ, Le A, Guarino H, Mateu-Gelabert P. A comparison of the utility of urine and hair testing in detecting self-reported drug use among young adult opioid users. Drug Alcohol Depend. 2019 May 22;200:161-167. doi: 10.1016/j.drugalcdep.2019.04.008. PMID: 31146203.
  • Quinn K, Fong C, Guarino H, Mateu-Gelabert P. Development, validation, and potential applications of the hepatitis C virus injection-risk knowledge scale (HCV-IRKS) among young opioid users in New York City. Drug Alcohol Depend. 2019 Jan 1;194:453-459. doi: 10.1016/j.drugalcdep.2018.11.010. PMID: 30503906.
  • Mateu-Gelabert P, Guarino H, Quinn K, Meylakhs P, Campos S, Meylakhs A, Berbesi D, Toro-Tobón D, Goodbody E, Ompad DC, Friedman SR. Young drug users: A vulnerable population and an underutilized resource in HIV/HCV prevention. Curr HIV/AIDS Rep. 2018 Aug;15(4):324-335. doi: 10.1007/s11904-018-0406-z. PMID: 29931468; PMCID: PMC6309604.
  • Guarino H, Mateu-Gelabert P, Teubl J, Goodbody E. Young adults’ opioid use trajectories: From nonmedical prescription opioid use to heroin use, drug injection, drug treatment and overdose. Addictive Behaviors. Special Issue on Opioid Use Disorder and Overdose, edited by Karran Phillips and Kenzie Preston. 2018. doi:10.1016/j.addbeh.2018.04.017. PMID: 29747875.
  • Guarino H, Fong C, Marsch LA, Acosta MC, Syckes C, Moore SK, Cruciani RA, Portenoy RK, Turk DC, Rosenblum A. Web-based cognitive behavior therapy for chronic pain patients with aberrant drug-related behavior: Outcomes from a randomized controlled trial. Pain Medicine. 2018;0:1–15. doi:10.1093/pm/pnx334.
  • Aronson ID, Guarino H, Bennett AS, Marsch LA, Gwadz M, Cleland CM, Damschroder L, Bania TC. Staff perspectives on a tablet-based intervention to increase HIV Testing in a high volume, urban emergency department. Front Public Health. 2017 Jul 11;5:170. doi: 10.3389/fpubh.2017.00170. PMID: 28744454; PMCID: PMC5504145.
  • Gunn A, Guarino H. "Not human, dead already": Perceptions and experiences of drug-related stigma among opioid-using young adults from the former Soviet Union living in the U.S. Int J Drug Policy. 2016 Dec;38:63-72. doi: 10.1016/j.drugpo.2016.10.012. PMID: 27855325; PMCID: PMC5302021.
  • Guarino H, Acosta M, Marsch LA, Xie H, Aponte-Melendez Y. A mixed-methods evaluation of the feasibility, acceptability, and preliminary efficacy of a mobile intervention for methadone maintenance clients. Psychol Addict Behav. 2016 Feb;30(1):1-11. doi: 10.1037/adb0000128. PMID: 26618796; PMCID: PMC4924621.
  • Marsch LA, Guarino H, Grabinski MJ, Syckes C, Dillingham ET, Xie H, Crosier BS. Comparative effectiveness of web-based vs. educator-delivered HIV prevention for adolescent substance users: A randomized, controlled trial. J Subst Abuse Treat. 2015 Dec;59:30-7. doi: 10.1016/j.jsat.2015.07.003. PMID: 26293644; PMCID: PMC4661099.
  • Marsch LA, Guarino H, Acosta M, Aponte-Melendez Y, Cleland C, Grabinski M,Brady R, Edwards J. Web-based behavioral treatment for substance use disorders as a partial replacement of standard methadone maintenance treatment. Journal of Substance Abuse Treatment. 2014 Jan;46(1):43-51. PMID: 24060350; PMCID: PMC3839618.