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v1.0.0
ICD-10 Guide
DiagnosesAlcohol Use Disorder Moderate Dependence

Alcohol Use Disorder Moderate Dependence

ICD-10 Coding for Alcohol Use Disorder, Moderate Dependence(F10.10, F10.20)

PRIMARY SPECIALTYPsychiatry
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Alcohol Use Disorder Moderate Dependence?
Essential facts and insights about Alcohol Use Disorder, Moderate Dependence

Key Clinical Considerations:

  • A pattern of alcohol use leading to significant impairment or distress, as manifested by at least 2 of the following occurring within a 12-month period: tolerance, withdrawal, drinking more than intended, unsuccessful attempts to cut down, significant time spent obtaining or using alcohol, social or interpersonal problems exacerbated by alcohol use, and neglect of major roles due to alcohol.
  • Laboratory findings may include elevated liver enzymes (e.g., AST, ALT), gamma-glutamyl transferase (GGT), and carbohydrate-deficient transferrin (CDT) levels.
  • Physical examination may reveal signs of alcohol-related health issues such as liver disease (e.g., hepatomegaly), neurological deficits, or withdrawal symptoms.
  • Imaging findings may include liver ultrasound showing fatty liver or cirrhosis, or brain imaging showing changes associated with chronic alcohol use.
  • Severity criteria indicate moderate dependence when 4-5 criteria are met, distinguishing it from mild (2-3 criteria) and severe (6 or more criteria).

Clinical Information

Clinical Criteria & Documentation Requirements

  • Document the patient's history of alcohol use, including quantity, frequency, and duration.
  • Use specific terminology such as 'moderate alcohol use disorder' and include the ICD-10 code F10.20.
  • Examples include: 'Patient meets criteria for moderate alcohol use disorder based on reported symptoms and clinical findings.'
  • Document medical necessity by linking the diagnosis to the treatment plan and interventions.
  • Quality measures may include screening for alcohol use and follow-up assessments.

Coding Guidelines

Usage Guidelines & Examples

  • Use F10.20 for moderate alcohol use disorder when the patient exhibits 4-5 criteria for dependence.
  • Do not use this code for patients with mild alcohol use disorder (F10.10) or severe alcohol use disorder (F10.20).
  • Related codes include F10.10 (mild) and F10.20 (severe), which help in differentiating the severity of the disorder.
  • Common errors include misclassifying the severity of alcohol use disorder; ensure accurate assessment of criteria.
  • In complex cases, consider the patient's full clinical picture and any co-occurring mental health disorders.

Code Exclusions

Important Exclusions

  • Excludes individuals with alcohol use disorder in remission (F10.21) or those with mild dependence (F10.10).
  • Alternative codes for excluded conditions include F10.9 for unspecified alcohol use disorder.
  • Conditions are excluded based on the severity of symptoms and the number of criteria met.
  • Common mistakes include misdiagnosing the severity of alcohol use disorder; ensure thorough assessment.
  • Related but distinct conditions include substance use disorders for other substances (e.g., opioids, stimulants).

Related ICD-10 Codes

Primary Codes
F10.20
Alcohol use disorder, moderate dependence
F10.10
Alcohol use disorder, mild dependence
Ancillary Codes
F10.21
Differential Codes
F10.20
F10.20
if tolerance or withdrawal symptoms are present, indicating dependence.
F10.10
F10.10
if only 4-5 DSM-5 criteria are met without dependence features.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Psychiatry

Specialty Applications

  • Applies to individuals diagnosed with alcohol use disorder exhibiting moderate dependence.
  • Patient populations include adults and adolescents with a history of alcohol use, particularly those with risk factors such as family history or co-occurring mental health issues.
  • Clinical settings include outpatient treatment facilities, inpatient rehabilitation centers, and emergency departments.
  • Specialty-specific applications are relevant in psychiatry, addiction medicine, and primary care.
  • Treatment contexts include counseling, medication-assisted treatment, and support groups.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Template 1

Template: 'Patient diagnosed with alcohol use disorder, moderate dependence based on clinical findings of tolerance and withdrawal.'

Template 2

Template: 'Clinical presentation consistent with moderate alcohol use disorder including increased tolerance and unsuccessful attempts to cut down.'

Template 3

Template: 'Diagnostic criteria for moderate alcohol use disorder met as evidenced by 5 criteria within the past year.'

Template 4

Template: 'Treatment plan initiated for alcohol use disorder, moderate dependence with counseling and medication management.'

Template 5

Template: 'Follow-up care for alcohol use disorder including monitoring of withdrawal symptoms and treatment adherence.'

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

What documentation is required for this diagnosis?

Detailed documentation of the patient's alcohol use history, clinical findings, and assessment of criteria.

How does this differ from similar diagnoses?

Moderate dependence is characterized by 4-5 criteria met, while mild and severe dependences have different criteria thresholds.

What are common billing considerations?

Ensure accurate coding to reflect the severity of the disorder for appropriate reimbursement.

What procedures are typically associated?

Common CPT codes include 99406 for smoking cessation counseling and 96150 for behavioral health assessments.

Are there any quality reporting implications?

Quality measures may include screening for alcohol use and follow-up care assessments.