ICD-10-CM FY2027 diagnosis code

F16.1: Hallucinogen abuse

Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027

F16.1 groups related diagnoses under hallucinogen abuse. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.

Billable codes under F16.1

F16.1 questions

Is F16.1 a billable code?

No. F16.1 is a header code that groups 14 more specific codes. Use one of the billable codes listed on this page instead.

What does F16.1 mean?

F16.1 is the ICD-10-CM code for Hallucinogen abuse. It is in chapter 5, Mental, behavioral and neurodevelopmental disorders (F01-F99).

Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.