ICD-10-CM 2027
ICD-10 code for alcoholic delirium
Alcohol use, unspecified with intoxication delirium
From the official ICD-10-CM alphabetic index entry “Delirium, delirious (acute or subacute) (not alcohol- or drug-induced) › alcoholic (acute) (tremens) (withdrawal)”. Page updated September 29, 2026.
About coding alcoholic delirium
The ICD-10-CM code for alcoholic delirium is F10.921 (Alcohol use, unspecified with intoxication delirium). The official index lists 3 more specific codes, so check the documentation for details such as type, cause, site or severity before settling on F10.921.
Within F10.92 (alcohol use, unspecified with intoxication), F10.921 is specifically for alcohol use, unspecified with intoxication delirium. Related codes cover uncomplicated (F10.920) and unspecified (F10.929).
Use an additional code for blood alcohol level, if applicable (Y90.-).
As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.
More specific alcoholic delirium codes (official index)
Common questions about alcoholic delirium ICD-10 codes
What is the ICD-10 code for alcoholic delirium?
- F10.921 — Alcohol use, unspecified with intoxication delirium. More specific codes apply when the documentation supports them: F10.921, F10.121, F10.221.
Is F10.921 billable?
- Yes. F10.921 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can F10.921 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict F10.921 as a principal diagnosis.
Is F10.921 a CC or MCC?
- F10.921 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.