1. To compare ITC vs. UC standard telephone counseling. H1.1. At 3-, 6-, and 12- months, the ITC arm will have significantly improved biochemically verified 7-day and 30-day abstinence, compared to UC. H1.2. Mediators, including teachable moment factors (e.g., perceived risk based on screening results) and process measures (TC and nicotine patch adherence, primary care appointment) will positively affect cessation outcomes at 3-, 6- and 12-months. H.1.3. Moderators include screening result, readiness to quit, and nicotine dependence.