F16.980
BillableHallucinogen use, unspecified with hallucinogen-induced anxiety disorder
HCC Category Mapping
V28HCC 137 — Drug Use Disorder/Substance Use Disorder, Moderate/Severe
0.358V24HCC 55 — Drug/Alcohol Dependence
0.334ESRDHCC 55 — Drug/Alcohol Dependence
0.000What This Code Means
A person uses hallucinogenic drugs and develops anxiety symptoms caused by the hallucinogen use.
Coding Tips
- •Document the specific anxiety symptoms and their temporal relationship to hallucinogen use
- •Distinguish between hallucinogen-induced anxiety and primary anxiety disorders
Clinical Significance
Hallucinogen use (unspecified) with induced anxiety disorder captures patients whose hallucinogen use has triggered clinically significant anxiety symptoms. This may present as panic attacks, severe generalized anxiety, or phobic responses directly linked to the hallucinogen experience.
Documentation Requirements
- ✓Documentation of hallucinogen use
- ✓Specific anxiety symptoms documented
- ✓Provider statement linking anxiety to hallucinogen use
- ✓Temporal relationship between use and anxiety onset
- ✓Query for abuse vs dependence pattern
- ✓Differentiation from primary anxiety disorders
Commonly Confused Codes
F16.180 — Hallucinogen abuse with induced anxiety; preferred when abuse is documentedF16.280 — Hallucinogen dependence with induced anxiety; preferred when dependence is documentedF41.9 — Anxiety disorder, unspecified; use for primary anxiety not substance-inducedF16.94 — Hallucinogen use with induced mood disorder; mood and anxiety are different categories
Code Hierarchy
└F16Hallucinogen related disorders└F16.9Hallucinogen use, unspecified└F16.98Hallucinogen use, unspecified with other specified hallucinogen-induced disorder└F16.980Hallucinogen use, unspecified with hallucinogen-induced anxiety disorder
└F16.980Hallucinogen use, unspecified with hallucinogen-induced anxiety disorder