F16.18
⚠ Non-billable
Hallucinogen abuse with other hallucinogen-induced disorder
ICD-10-CM · FY2026 · Mental, Behavioral and Neurodevelopmental Disorders
Code
F16.18
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Mental, Behavioral and Neurodevelopmental Disorders
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code F16.18?
ICD-10-CM code F16.18 represents Hallucinogen abuse with other hallucinogen-induced disorder. It is a non-billable header code requiring a more specific subcategory in the Mental, Behavioral and Neurodevelopmental Disorders chapter, effective October 1, 2025 – September 30, 2026.
Is F16.18 billable?
No. F16.18 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is F16.18 in?
F16.18 belongs to the Mental, Behavioral and Neurodevelopmental Disorders chapter (F01–F99) of ICD-10-CM.
Related codes in the F16 category
F16
Hallucinogen related disorders
Non-billable
F16.1
Hallucinogen abuse
Non-billable
F16.2
Hallucinogen dependence
Non-billable
F16.9
Hallucinogen use, unspecified
Non-billable
F16.10
Hallucinogen abuse, uncomplicated
Billable
F16.11
Hallucinogen abuse, in remission
Billable
F16.12
Hallucinogen abuse with intoxication
Non-billable
F16.14
Hallucinogen abuse with hallucinogen-induced mood disorder
Billable
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