F16.18
Hallucinogen abuse with other hallucinogen-induced disorder
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 3 never code together
F16.1code
F01-F99chapter
Excludes2
- symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 4
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 6 same parent — F16.1
F16.10 Hallucinogen abuse, uncomplicated F16.11 Hallucinogen abuse, in remission F16.12 Hallucinogen abuse with intoxication category F16.14 Hallucinogen abuse with hallucinogen-induced mood disorder F16.15 Hallucinogen abuse w hallucinogen-induced psychotic disorder category F16.19 Hallucinogen abuse with unsp hallucinogen-induced disorder
Subordinate codes 3
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.