2026 ICD-10-CM Diagnosis Code F10.231Alcohol dependence with withdrawal delirium

ICD-10-CM Codes›F01–F99›F10-F19›F10

ICD-10-CM F10.231
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

F10.231 is a billable ICD-10-CM diagnosis code for alcohol dependence with withdrawal delirium. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 894 through 897. Coders also document this condition as alcohol withdrawal delirium. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Alcohol-related disorders.

Code Identity

ICD-10-CM Code
F10.231
Billable Status
Yes — Valid for Submission
Code Describes
Alcohol dependence with withdrawal delirium
Short Description
Alcohol dependence with withdrawal delirium
Same as the full description in the CMS dataset.
Parent Code
F10.23
Alcohol dependence with withdrawal

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF10-F19Mental and behavioral disorders due to psychoactive substance use
CategoryF10Alcohol related disorders
This CodeF10.231Alcohol dependence with withdrawal delirium

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Alcohol withdrawal delirium
  • Delirium due to substance withdrawal

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Abstinence symptoms, syndrome
      • alcohol
        • with delirium
    • Alcohol, alcoholic, alcohol-induced
      • delirium (acute) (tremens) (withdrawal)
        • dependence (acute) (tremens) (withdrawal)
    • Alcohol, alcoholic, alcohol-induced
      • withdrawal (without convulsions)
        • with delirium
    • Delirium, delirious(acute or subacute) (not alcohol- or drug-induced)
      • due to (secondary to)
        • alcohol
          • withdrawal
    • Delirium, delirious(acute or subacute) (not alcohol- or drug-induced)
      • tremens (alcohol-induced)
    • Dependence(on) (syndrome)
      • alcohol (ethyl) (methyl) (without remission)
        • with
          • withdrawal
            • with
              • delirium
    • Psychosis, psychotic
      • alcoholic
        • with
          • delirium tremens
    • Psychosis, psychotic
      • alcoholic
        • delirium tremens
    • State(of)
      • confusional (psychogenic)
        • acute
          • alcoholic

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MBD017
Alcohol-related disorders
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Alcohol Withdrawal Delirium

    an acute organic mental disorder induced by cessation or reduction in chronic alcohol consumption. clinical characteristics include confusion; delusions; vivid hallucinations; tremor; agitation; insomnia; and signs of autonomic hyperactivity (e.g., elevated blood pressure and heart rate, dilated pupils, and diaphoresis). this condition may occasionally be fatal. it was formerly called delirium tremens. (from adams et al., principles of neurology, 6th ed, p1175)

Patient EducationClinical

Alcohol Use Disorder (AUD)

For most adults, moderate alcohol use is probably not harmful. Your risk of developing an alcohol use disorder (AUD) depends on how much, how often, and how quickly you drink alcohol. Alcohol misuse means that drinking causes distress and harm. Over time alcohol misuse can increase your risk of AUD.

The full article covers:

  • What is alcohol use disorder (AUD)?
  • What is binge drinking?
  • What are the dangers of too much alcohol?
  • How do I know if I have an alcohol use disorder (AUD)?
  • What should I do if I think that I might have an alcohol use disorder (AUD)?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert F10.231 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
291.0 Delirium tremens
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About F10.231Overview

Is F10.231 (Alcohol dependence with withdrawal) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report alcohol dependence with withdrawal delirium on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does F10.231 group to?

When alcohol dependence with withdrawal delirium is the principal diagnosis on an inpatient stay, it groups to MS-DRG 894, 895, 896, 897, with relative weights from 0.6169 to 1.7451 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of F10.231?

Under the General Equivalence Mappings, alcohol dependence with withdrawal delirium converts to ICD-9-CM 291.0 (delirium tremens). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.