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v1.0.0
ICD-10 Guide
DiagnosesAcute Liver Failure

Acute Liver Failure

ICD-10 Coding for Acute Liver Failure(K72.0, K71.1, K76.82)

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

Diagnosis Overview

What is Acute Liver Failure?
Essential facts and insights about Acute Liver Failure

Key Clinical Considerations:

  • Acute onset of liver dysfunction, typically within 26 weeks of the initial injury.
  • Elevated liver enzymes (AST, ALT) greater than 1000 IU/L, elevated bilirubin levels, and prolonged prothrombin time (PT).
  • Physical examination may reveal jaundice, ascites, hepatic encephalopathy, or signs of coagulopathy.
  • Imaging studies such as ultrasound may show hepatomegaly or signs of liver cirrhosis.
  • Severity is often classified using the King's College criteria or MELD score.

Clinical Information

Clinical Criteria & Documentation Requirements

  • Complete medical history including onset of symptoms, risk factors, and potential causes of liver failure.
  • Specific terminology such as 'acute liver failure' or 'fulminant hepatic failure' must be used.
  • Examples include documenting the patient's clinical presentation, lab results, and any imaging findings.
  • Medical necessity must be established through documentation of symptoms and treatment rationale.
  • Quality measures may include tracking liver function tests and patient outcomes.

Coding Guidelines

Usage Guidelines & Examples

  • Use K72.0 for acute liver failure due to specific causes like viral hepatitis or drug-induced liver injury.
  • Do not use this code for chronic liver disease or liver failure due to cirrhosis (K74.60).
  • K71.1 is used for toxic liver disease, while K76.82 is for acute liver failure due to unspecified causes.
  • Common errors include misclassifying acute liver failure as chronic liver disease; ensure documentation supports acute diagnosis.
  • In complex cases, consider the underlying cause and document all relevant clinical findings.

Code Exclusions

Important Exclusions

  • Chronic liver disease (K74.60) and liver cirrhosis (K74.9) are explicitly excluded.
  • Use K74.60 for patients with chronic liver conditions presenting with acute decompensation.
  • Conditions are excluded to ensure accurate representation of acute versus chronic liver failure.
  • Common mistakes include coding acute liver failure when chronic conditions are present; verify patient history.
  • Related conditions such as acute hepatitis (K71.9) may be confused with acute liver failure.

Related ICD-10 Codes

Primary Codes
K72.0
Acute liver failure
K71.1
Toxic liver disease with acute liver failure
K76.82
Acute liver failure, unspecified
Ancillary Codes
K76.82
Differential Codes
K72.1
K70.4
K70.4
when liver failure is due to alcohol.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Emergency Medicine

Specialty Applications

  • Patients with acute viral hepatitis, drug-induced liver injury, or autoimmune hepatitis.
  • Risk factors include alcohol use, certain medications, and viral infections.
  • Clinical settings include emergency departments, inpatient care, and intensive care units.
  • Specialty applications in gastroenterology and hepatology.
  • Treatment contexts often involve liver transplantation or intensive monitoring.

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 acute liver failure based on elevated liver enzymes and jaundice.'

Template 2

Template: 'Clinical presentation consistent with acute liver failure including confusion and ascites.'

Template 3

Template: 'Diagnostic criteria met as evidenced by prothrombin time greater than 15 seconds and bilirubin levels above 3 mg/dL.'

Template 4

Template: 'Treatment plan initiated for acute liver failure with supportive care and monitoring.'

Template 5

Template: 'Follow-up care for acute liver failure including regular liver function tests and assessment of encephalopathy.'

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?

Document clinical findings, lab results, and treatment rationale.

How does this differ from similar diagnoses?

Acute liver failure is characterized by rapid onset and severe liver dysfunction, unlike chronic liver disease.

What are common billing considerations?

Ensure medical necessity is documented to optimize reimbursement.

What procedures are typically associated?

CPT codes for liver biopsy, ultrasound, or liver transplantation may be relevant.

Are there any quality reporting implications?

Monitor liver function tests and patient outcomes for quality measures.