F16.280
BillableHallucinogen dependence 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 dependent on hallucinogenic drugs is experiencing anxiety disorder that is caused by the hallucinogen use.
Coding Tips
- •This code indicates the anxiety is directly induced by hallucinogen dependence, not a separate anxiety disorder
- •Document the severity and specific anxiety symptoms (panic, generalized anxiety, social anxiety) if available
Clinical Significance
Hallucinogen dependence with induced anxiety disorder reflects a dual condition where chronic hallucinogen use has triggered clinically significant anxiety. This may manifest as panic attacks, generalized anxiety, or phobic symptoms directly attributable to hallucinogen exposure, requiring both addiction and psychiatric treatment.
Documentation Requirements
- ✓Documentation of hallucinogen dependence
- ✓Specific anxiety symptoms documented (panic, generalized anxiety, social anxiety, phobic features)
- ✓Provider statement that anxiety is induced by hallucinogen use, not a primary anxiety disorder
- ✓Temporal relationship between hallucinogen use and anxiety onset
- ✓Assessment ruling out other causes of anxiety
- ✓Treatment plan addressing both dependence and anxiety
Commonly Confused Codes
F16.180 — Hallucinogen abuse with induced anxiety disorder; use when abuse rather than dependenceF16.980 — Hallucinogen use, unspecified with induced anxiety; less specific regarding use patternF41.1 — Generalized anxiety disorder; use for primary anxiety NOT induced by substance useF16.24 — Hallucinogen dependence with induced mood disorder; mood and anxiety disorders are distinct categories
Code Hierarchy
└F16Hallucinogen related disorders└F16.2Hallucinogen dependence└F16.28Hallucinogen dependence with other hallucinogen-induced disorder└F16.280Hallucinogen dependence with hallucinogen-induced anxiety disorder
└F16.280Hallucinogen dependence with hallucinogen-induced anxiety disorder