Guide the client through the entire treatment process, including intake assessments, interviewing and orienting the client , maintaining complete and detailed case records, providing ongoing summaries of service indicating client case history and progress, document progress notes for clients. As the leader of the treatment team, a therapist is responsible for providing clinical assessments, counseling, advocacy, and support services for a diverse caseload including adults, adolescents, and families experiencing multiple and complex trauma, as well as a myriad of other mental health challenges and their expression.