Which core function involves the administrative and initial assessment for program admission?

The core function that involves the administrative and initial assessment for program admission is Intake. This process is crucial as it serves as the first point of contact for clients entering a treatment program. During the Intake phase, counselors gather essential information about the client, including demographics, medical history, and specific needs. This information is vital for determining appropriate treatment options and ensuring that the program can meet the client's requirements.

Intake also involves clarifying the client's rights and responsibilities within the program, setting the foundation for the therapeutic relationship. This step is distinct from screening, which typically assesses whether a client has a substance use disorder or related issues, and from other functions like assessment and orientation, which delve deeper into individual circumstances and lay out expectations for treatment, respectively. Understanding the nuances of these functions is essential for effective counseling and treatment planning.