Neuropsychiatry: Past, Present, and Future Descriptions: An Expert Interview With Jonathan Silver, MD (MedScape)

Biological psychiatry involves examining the role of how the brain functions
in the production of psychiatric disorders. It could be chemical (such as in
depression), anatomical (such as in schizophrenia or brain trauma), or

Those things are important in neuropsychiatry too, but biological psychiatry
does not focus on the treatment of those individuals with neurologic disorders.
Neuropsychiatry does.