Service Tree

The Service Tree lists all services in "branched" groups, starting with the very general and moving to the very specific. Click on the name of any group name to see the sub-groups available within it. Click on a service code to see its details and the providers who offer that service.

Dual Diagnosis

Taxonomy Code: YF-5000.2100

A condition in which individuals have a diagnosed mental illness that interferes with their functioning in a substantial way in combination with a developmental disability. "Dual Diagnosis" was previously used in the U.S. to describe individuals with a combination of a diagnosed mental illness and a substance use disorder, and is seen by many as a synonym for "Co-Occurring Disorders" (YF-5000.1515).

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