A Phased-Implementation Feasibility and Proof-of-Concept Study to Assess Incorporating the NIDA CTN Common Data Elements (CDEs) Into the Electronic Health Record (EHR) in Large Primary Care Settings ("CDE-EHR-PC" Study), Phase 2

Inclusion Criteria

• •English speaking adult individuals aged 18 years or older, and employee at a Wave 1 clinic.
• •Clinical implementation leaders Clinical implementation leaders are practicing PCPs who provide feedback to the research team and support their colleagues on implementing screening, using the CDS, and carrying out clinical interventions and referrals to address unhealthy substance use. One or two primary care providers will be identified from each clinic site to advise the research team on implementation and to serve as a resource for their colleagues.