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Overview

This section covers three related reference tables used in the SUD Survey records: substance codes, routes of administration, and ASAM levels of care.

Substance Use Codes

29 substance codes for primary, secondary, and tertiary use

Route of Administration

Route of use codes (oral, smoking, inhalation, injection, other)

ASAM Level of Care

ASAM levels from outpatient to medically monitored inpatient
Last modified on February 18, 2026