F16.2 — Hallucinogen dependence

Not billable

Is F16.2 billable?

No — F16.2 is a non-billable header code. F16.2 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 13 billable codes beneath F16.2.

Billable codes under this header

F16.2 at a glance

Code	F16.2
Description	Hallucinogen dependence
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Excludes1 — never code together

The conditions below can never be reported together with F16.2 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

hallucinogen abuse (F16.1-)
hallucinogen use, unspecified (F16.9-)

Excludes2 — not included here — inherited from Chapter 5

The conditions below are not part of F16.2, but a patient may have both at the same time. When documentation supports it, F16.2 and the excluded code may both be reported.

symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

What codes fall under F16.2? (7)

How long has F16.2 existed?

F16.2 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.

Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.