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ICD-10 Guide
ICD-10 CodesK76.82

K76.82

Billable

Hepatic encephalopathy

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 K76.82 is a billable code used to indicate a diagnosis of hepatic encephalopathy.

Key Diagnostic Point:

Hepatic encephalopathy (HE) is a neuropsychiatric condition resulting from liver dysfunction, characterized by a spectrum of neurological and psychiatric symptoms. It occurs when the liver fails to adequately remove toxins from the blood, leading to the accumulation of substances such as ammonia, which can affect brain function. Clinically, patients may present with altered mental status, ranging from mild confusion to deep coma, along with motor disturbances, personality changes, and impaired cognitive function. The anatomy involved primarily includes the liver and the central nervous system, particularly the brain. Disease progression can vary; it may be acute, occurring rapidly in cases of acute liver failure, or chronic, developing gradually in patients with cirrhosis. Diagnostic considerations include clinical assessment, laboratory tests to measure ammonia levels, and imaging studies to rule out other causes of altered mental status. The diagnosis of HE is often supported by the presence of liver disease and the exclusion of other potential causes of encephalopathy.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity
  • Treatment complexity
  • Documentation requirements
  • Coding specificity

Audit Risk Factors

  • Common coding errors
  • Documentation gaps
  • Billing challenges

Specialty Focus

Medical Specialties

Gastroenterology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Neurology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Hepatic encephalopathy significantly impacts clinical outcomes and healthcare utilization, as it is associated with increased hospital admissions and longer lengths of stay. It poses a considerable burden on healthcare systems, particularly in populations with high rates of liver disease. Quality measures often focus on the management of liver disease and prevention of complications like HE, highlighting its importance in population health.

ICD-9 vs ICD-10

Hepatic encephalopathy significantly impacts clinical outcomes and healthcare utilization, as it is associated with increased hospital admissions and longer lengths of stay. It poses a considerable burden on healthcare systems, particularly in populations with high rates of liver disease. Quality measures often focus on the management of liver disease and prevention of complications like HE, highlighting its importance in population health.

Reimbursement & Billing Impact

Reimbursement may be affected by the severity of the hepatic encephalopathy and the associated treatments provided. Common denials may arise from insufficient documentation linking the encephalopathy to liver dysfunction. Coders should ensure that all relevant clinical information is included in the medical record to support the diagnosis and any associated procedures performed.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for K00-K99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for K00-K99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by K76.82?

K76.82 specifically covers hepatic encephalopathy due to liver dysfunction, including both acute and chronic forms. It is important to document the underlying liver disease, such as cirrhosis or acute liver failure, as these conditions contribute to the development of HE.

When should K76.82 be used instead of related codes?

K76.82 should be used when a patient exhibits signs of hepatic encephalopathy specifically linked to liver dysfunction. It is distinct from codes for other types of encephalopathy, such as metabolic or toxic encephalopathy, which have different underlying causes.

What documentation supports K76.82?

Documentation should include a clear diagnosis of liver disease, evidence of altered mental status, and any relevant laboratory findings such as elevated ammonia levels. Additionally, a thorough history and physical examination notes are essential to support the diagnosis.