This guide serves as a comprehensive resource for clinicians to assess and document suicidal ideation during patient encounters. It emphasizes the importance of creating a safe and supportive environment, building rapport, and employing clear communication to foster trust. The guide outlines the significance of cultural sensitivity in establishing an inclusive therapeutic setting. It provides clinicians with appropriate and inappropriate questions to ask regarding suicidal thoughts and includes a Suicidal Ideation Checklist to identify warning signs. The guide details a structured assessment process using standardized tools such as the Columbia-Suicide Severity Rating Scale (C-SSRS) and the Suicidal Affect-Behavior-Cognition Scale (SABCS). These tools help clinicians evaluate the severity and frequency of suicidal ideation effectively. Additionally, it highlights the necessity of thorough documentation and the development of a comprehensive treatment plan, incorporating both long-term and short-term goals to address self-harming behaviors. Overall, the guide aims to enhance the quality of care and support for individuals at risk of suicide.