ICD-10-CM code · FY2027
F18.99 Inhalant use, unspecified with unspecified inhalant-induced disorder
BillableValid for claims as a specific diagnosis code
About F18.99
- Code
- F18.99
- Billable
- Yes
- Short description
- Inhalant use, unsp with unsp inhalant-induced disorder
- Category
- F18 Inhalant related disorders
- Block
- F10-F19 Mental and behavioral disorders due to psychoactive substance use
- Chapter
- 5 Mental, Behavioral and Neurodevelopmental disorders
- Code set
- FY2027, October 1, 2026 to September 30, 2027
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Coding notes for F18.99
No notes of its own; the notes below apply from the codes above it.
Also applies, from F18.9 Inhalant use, unspecified
Excludes1 Not coded here: never report these together with this code (use the code given instead).
Also applies, from F18 Inhalant related disorders
Includes Conditions this code covers.
- volatile solvents
Chapter 5 notes (apply to every code in it)
Includes Conditions this code covers.
- disorders of psychological development
Related codes in F18.9
- F18.90 Inhalant use, unspecified, uncomplicatedBillable
- F18.91 Inhalant use, unspecified, in remissionBillable
- F18.92 Inhalant use, unspecified with intoxicationHeader
- F18.94 Inhalant use, unspecified with inhalant-induced mood disorderBillable
- F18.95 Inhalant use, unspecified with inhalant-induced psychotic disorderHeader
- F18.97 Inhalant use, unspecified with inhalant-induced persisting dementiaBillable
- F18.98 Inhalant use, unspecified with other inhalant-induced disordersHeader
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See 2MM+ plansICD-10-CM FY2027 code set, as published by the CDC National Center for Health Statistics (NCHS) and CMS, effective October 1, 2026 to September 30, 2027. Codes, titles and notes are shown as published. Check payer rules and the official guidelines before billing. This page is not medical advice.
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