F16.1
ICD-10Non-billable categoryHallucinogen abuse
Official ICD-10-CM descriptor (FY2026)
Hallucinogen abuse
F16.1 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- hallucinogen dependence (F16.2-)
- hallucinogen use, unspecified (F16.9-)
More specific codes under F16.1
- F16.10Hallucinogen abuse, uncomplicated
- F16.11Hallucinogen abuse, in remission
- F16.12Hallucinogen abuse with intoxicationcategory
- F16.14Hallucinogen abuse with hallucinogen-induced mood disorder
- F16.15Hallucinogen abuse w hallucinogen-induced psychotic disordercategory
- F16.18Hallucinogen abuse with other hallucinogen-induced disordercategory
- F16.19Hallucinogen abuse with unsp hallucinogen-induced disorder
Related codes in F16
Where this code sits
- Parent code
- F16
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.