Meaningful Use (MU) and Tobacco This page pertains to meaningful use of electronic health records (EHR) and tobacco cessation. MU & Tobacco Overview MU Stages MU, Tobacco, & States MU Stage 1: Tobacco Core Measures MU Stage 2: Tobacco Core Measures Tobacco Clinical Quality Measure Specs EHR Tobacco Measure Specs EHR & Tobacco Health Care Reform & Tobacco Related Sites Tobacco Cessation as a Preventive Service