The ASAM Criteria Intake Assessment Guide serves as a comprehensive resource for guiding patient assessment and treatment planning for individuals with substance use disorders (SUDs) and co-occurring conditions. It outlines the importance of a multidimensional approach to assess various aspects of an individual's life and health. The guide details when to use the ASAM Criteria, including a checklist of potential signs and symptoms that indicate the need for assessment. It describes the assessment process, which involves patient engagement, gathering personal and medical history, and evaluating social and environmental factors. The guide also presents a structured assessment framework based on six dimensions, assessing factors such as acute intoxication potential, biomedical conditions, and readiness to change. Furthermore, it emphasizes the importance of documentation, collaboration among healthcare professionals, and continuous monitoring and adjustment of treatment plans to ensure effective patient care and support.