She has conducted complex mixed methods and longitudinal studies primarily randomized controlled trials and comparative effectiveness research to test behavioral interventions in reducing HIV-transmission risks and in improving HIV-related health outcomes among persons from diverse backgrounds and from underserved communities. She is the Principal Investigator of a NIDA-funded grant to integrate substance use services to detect and treat HIV-positive patients who are receiving care at the Institute for Advanced Medicine at Mount Sinai. Dr. Ventuneac is a Faculty Affiliate at CHEST.