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ICD-10 Guide
ICD-10 CodesK75.9

K75.9

Billable

Inflammatory liver disease, unspecified

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

Code Description

ICD-10 K75.9 is a billable code used to indicate a diagnosis of inflammatory liver disease, unspecified.

Key Diagnostic Point:

K75.9 refers to inflammatory liver disease, unspecified, which encompasses a range of conditions characterized by inflammation of the liver without a specific diagnosis. Clinically, patients may present with symptoms such as fatigue, jaundice, abdominal pain, and elevated liver enzymes. The liver, a vital organ in the digestive system, plays a crucial role in metabolism, detoxification, and synthesis of proteins. Inflammatory liver diseases can progress to more severe conditions, including cirrhosis or liver failure if left untreated. Diagnostic considerations include liver function tests, imaging studies (such as ultrasound or CT scans), and sometimes liver biopsy to determine the underlying cause of inflammation. Common causes of liver inflammation include viral hepatitis, autoimmune disorders, alcohol-related liver disease, and non-alcoholic fatty liver disease. However, when the specific cause is not identified, K75.9 is utilized to capture the diagnosis for billing and treatment purposes.

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

Hepatology

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

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

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The clinical significance of K75.9 lies in its representation of a broad category of liver diseases that can lead to serious health complications if not addressed. Understanding the epidemiology of inflammatory liver diseases is essential for population health management, as these conditions can affect a significant portion of the population, particularly those with risk factors such as obesity, alcohol use, and viral infections. Monitoring and managing these diseases can improve healthcare utilization patterns and contribute to better quality measures in liver health.

ICD-9 vs ICD-10

The clinical significance of K75.9 lies in its representation of a broad category of liver diseases that can lead to serious health complications if not addressed. Understanding the epidemiology of inflammatory liver diseases is essential for population health management, as these conditions can affect a significant portion of the population, particularly those with risk factors such as obesity, alcohol use, and viral infections. Monitoring and managing these diseases can improve healthcare utilization patterns and contribute to better quality measures in liver health.

Reimbursement & Billing Impact

reimbursement and to ensure that all services rendered are appropriately coded to reflect the patient's condition accurately.

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 K75.9?

K75.9 covers unspecified inflammatory liver diseases, which may include conditions like hepatitis of unknown etiology, autoimmune hepatitis not otherwise specified, and other inflammatory processes affecting the liver without a definitive diagnosis.

When should K75.9 be used instead of related codes?

K75.9 should be used when there is evidence of liver inflammation but the specific cause has not been determined. If a specific condition such as viral hepatitis or autoimmune hepatitis is diagnosed, the corresponding specific code should be utilized.

What documentation supports K75.9?

Documentation should include clinical findings such as elevated liver enzymes, imaging results, and any relevant laboratory tests that indicate liver inflammation. A thorough history and physical examination notes are essential to justify the use of K75.9.