Integrated Care Versus Usual Care for Opioid Use Disorder and Infectious Diseases in Veterans

Inclusion Criteria: * US Veteran * Able to provide written informed consent in English * Living in the community (Nassau, Suffolk, Kings, Queens, Bronx, Westchester, Rockland counties, NY) * Documented diagnosis of moderate to severe opioid use disorder * Seeking care at the Northport VA substance use disorder clinic for opioid use disorder treatment * Willing to have HIV, HBV, HCV, or bacterial STI testing to determine negative or positive status * Persons who test negative for HIV need to meet CDC PrEP eligibility criteria in the 6 months prior to enrollment Exclusion Criteria: * Severe medical or psychiatric disability making participation unsafe * Unable to provide written consent * PrEP exclusion: HIV positive test; HBV positive test