F18.150

Billable

Inhalant abuse with inhalant-induced psychotic disorder with delusions

HCC Category Mapping

V28HCC 135 — Drug/Alcohol Psychosis

0.000

V24HCC 54 — Drug/Alcohol Psychosis

0.434

ESRDHCC 54 — Drug/Alcohol Psychosis

0.000

What This Code Means

A person is abusing inhalants and is experiencing psychosis with delusions (false beliefs) caused by the inhalant use.

Coding Tips

•Document the presence of delusions and their temporal relationship to inhalant abuse
•Distinguish from F18.151 (hallucinations) and F18.159 (unspecified psychotic symptoms)

Clinical Significance

Inhalant abuse with induced psychotic disorder with delusions represents a severe psychiatric complication where inhalant neurotoxicity has triggered false fixed beliefs. This can occur with chronic heavy use and indicates significant CNS damage. It maps to the highest-weighted substance use HCC.

Documentation Requirements

✓Documentation of inhalant abuse
✓Specific documentation of delusions (type and content)
✓Provider statement linking psychotic symptoms to inhalant use
✓Mental status examination documenting delusional content
✓Differentiation from primary psychotic disorders
✓Neuroimaging results if available (inhalants cause white matter damage)
✓Treatment plan addressing both abuse and psychosis

Commonly Confused Codes

F18.151 — With hallucinations; use when hallucinations predominate F18.159 — Unspecified psychotic disorder; less specific F18.250 — Inhalant dependence with psychotic disorder with delusions; use when dependence documented F20.0 — Paranoid schizophrenia; use for primary psychotic disorder

Code Hierarchy

└F18.150Inhalant abuse with inhalant-induced psychotic disorder with delusions