---
title: "ICD-10-CM F10.121: Alcohol abuse with intoxication delirium | BillingBrief"
description: "F10.121 covers alcohol abuse when the record documents delirium with the intoxication. If the intoxication is documented as uncomplicated, use F10.120…"
canonical: "https://billingbrief.com/icd10/f10.121/"
language: "en"
---

# F10.121 Alcohol abuse with intoxication delirium

ICD-10-CM · [CMS code reference](#source)

F10.121 covers alcohol abuse when the record documents delirium with the intoxication. If the intoxication is documented as uncomplicated, use F10.120 instead.

## Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

### Excludes1

Not coded together with this code. The exception is when the two conditions are unrelated to each other.

-   alcohol dependence (F10.2-)
-   alcohol use, unspecified (F10.9-)

### Use additional code

Add a second code for the following, when documented.

-   code for blood alcohol level, if applicable (Y90.-)

## Related codes

-   [`F10.10` Alcohol abuse, uncomplicated ICD-10-CM](https://billingbrief.com/icd10/f10.10/)
-   [`F10.11` Alcohol abuse, in remission ICD-10-CM](https://billingbrief.com/icd10/f10.11/)
-   [`F10.120` Alcohol abuse with intoxication, uncomplicated ICD-10-CM](https://billingbrief.com/icd10/f10.120/)
-   [`F10.129` Alcohol abuse with intoxication, unspecified ICD-10-CM](https://billingbrief.com/icd10/f10.129/)
-   [`F10.130` Alcohol abuse with withdrawal, uncomplicated ICD-10-CM](https://billingbrief.com/icd10/f10.130/)
-   [`F10.131` Alcohol abuse with withdrawal delirium ICD-10-CM](https://billingbrief.com/icd10/f10.131/)
-   [`F10.132` Alcohol abuse with withdrawal with perceptual disturbance ICD-10-CM](https://billingbrief.com/icd10/f10.132/)
-   [`F10.139` Alcohol abuse with withdrawal, unspecified ICD-10-CM](https://billingbrief.com/icd10/f10.139/)

## Common questions

### Is F10.121 a billable code?

Yes. F10.121 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

F10 Alcohol related disorders

Chapter

Mental, behavioral and neurodevelopmental disorders

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).