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ICD-10 Guide
ICD-10 CodesF10.221

F10.221

Billable

Alcohol dependence with intoxication delirium

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 F10.221 is a billable code used to indicate a diagnosis of alcohol dependence with intoxication delirium.

Key Diagnostic Point:

F10.221 refers to a clinical condition characterized by a pattern of alcohol use leading to significant impairment or distress, accompanied by acute confusion, agitation, and altered consciousness due to recent alcohol intoxication. This condition is part of a broader spectrum of alcohol use disorders, where individuals exhibit a strong craving for alcohol, loss of control over drinking, and continued use despite adverse consequences. Intoxication delirium is a severe manifestation that can occur during or shortly after heavy drinking episodes, often requiring immediate medical attention. Symptoms may include disorientation, hallucinations, and severe anxiety, which can complicate the clinical picture. Treatment typically involves supportive care, detoxification, and addressing the underlying alcohol dependence through rehabilitation programs. Understanding the nuances of this diagnosis is crucial for effective treatment and accurate coding.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Differentiating between alcohol dependence and intoxication delirium
  • Need for comprehensive documentation of symptoms and history
  • Potential for co-occurring mental health disorders
  • Variability in presentation among patients

Audit Risk Factors

  • Inadequate documentation of the severity of symptoms
  • Failure to document the history of alcohol use
  • Lack of evidence for the diagnosis of delirium
  • Misclassification of intoxication versus withdrawal symptoms

Specialty Focus

Medical Specialties

Psychiatry

Documentation Requirements

Detailed psychiatric evaluation, including mental status examination and history of substance use.

Common Clinical Scenarios

Patients presenting with acute confusion and agitation after binge drinking.

Billing Considerations

Need to assess for co-occurring mental health disorders and document any interventions.

Addiction Medicine

Documentation Requirements

Comprehensive assessment of substance use history and treatment plans.

Common Clinical Scenarios

Patients in detoxification programs experiencing delirium tremens.

Billing Considerations

Focus on the integration of behavioral health and medical treatment.

Coding Guidelines

Inclusion Criteria

Use F10.221 When
  • According to ICD
  • 10 coding guidelines, F10
  • 221 should be used when the patient meets criteria for alcohol dependence and exhibits symptoms of intoxication delirium
  • Documentation must clearly indicate the presence of both conditions

Exclusion Criteria

Do NOT use F10.221 When
No specific exclusions found.

Related ICD-10 Codes

Related CPT Codes

H0031CPT Code

Mental health assessment

Clinical Scenario

Used when assessing a patient with alcohol dependence and delirium.

Documentation Requirements

Document the assessment findings and treatment recommendations.

Specialty Considerations

Psychiatric evaluation should include substance use history.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of alcohol-related disorders, improving the ability to capture the complexity of conditions like F10.221. This specificity aids in better treatment planning and resource allocation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of alcohol-related disorders, improving the ability to capture the complexity of conditions like F10.221. This specificity aids in better treatment planning and resource allocation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of alcohol-related disorders, improving the ability to capture the complexity of conditions like F10.221. This specificity aids in better treatment planning and resource allocation.

Resources

Clinical References

  • •
    Substance Abuse and Mental Health Services Administration (SAMHSA)

Coding & Billing References

  • •
    Substance Abuse and Mental Health Services Administration (SAMHSA)

Frequently Asked Questions

What is the difference between F10.221 and F10.20?

F10.221 specifies alcohol dependence with intoxication delirium, indicating acute cognitive impairment due to intoxication, while F10.20 is a more general code for alcohol dependence without specifying the presence of delirium.