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ICD-10 Coding for Liver Lesion(K76.89, C22.0, D18.0)

Complete ICD-10-CM coding and documentation guide for Liver Lesion. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Hepatic LesionLiver MassLiver TumorLiver Cyst

Related ICD-10 Code Ranges

Complete code families applicable to Liver Lesion

K76.0-K76.9Primary Range

Other diseases of liver

Includes unspecified liver lesions and other liver diseases not classified elsewhere.

Malignant neoplasms of liver and intrahepatic bile ducts

Used for coding confirmed malignant liver lesions such as hepatocellular carcinoma.

Hemangioma and lymphangioma, any site

Used for benign vascular lesions like hemangiomas.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
K76.89Other specified diseases of liverUse when a liver lesion is identified but not further specified by imaging or biopsy.
  • Imaging reports indicating unspecified liver lesion
  • Absence of specific diagnostic criteria for other liver conditions
C22.0Liver cell carcinomaUse when hepatocellular carcinoma is confirmed by imaging and lab findings.
  • Imaging with arterial phase hyperenhancement and washout
  • AFP >200 ng/mL
D18.0Hemangioma of any siteUse when imaging confirms a hemangioma.
  • Imaging showing peripheral nodular enhancement
  • Absence of thrombocytopenia

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for liver lesion

Essential facts and insights about Liver Lesion

The ICD-10 code for an unspecified liver lesion is K76.89, used when the lesion is not further specified.

Primary ICD-10-CM Codes for liver lesion

Other specified diseases of liver
Billable Code

Decision Criteria

clinical Criteria

  • Lesion identified on imaging without specific features of malignancy or benignity.

Applicable To

  • Unspecified liver lesion

Excludes

  • Malignant neoplasm of liver (C22.-)
  • Benign neoplasm of liver (D13.4)

Clinical Validation Requirements

  • Imaging reports indicating unspecified liver lesion
  • Absence of specific diagnostic criteria for other liver conditions

Code-Specific Risks

  • Risk of undercoding if lesion is later specified as malignant or benign.

Coding Notes

  • Ensure documentation specifies 'lesion' to avoid confusion with 'mass' or 'tumor'.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Hepatomegaly, not elsewhere classified

R16.0
Use when hepatomegaly is present alongside the liver lesion.

Unspecified cirrhosis of liver

K74.60
Use to document cirrhosis when present with HCC.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Liver cell carcinoma

C22.0
Use when imaging or biopsy confirms hepatocellular carcinoma.

Hemangioma of any site

D18.0
Use when imaging confirms hemangioma with peripheral nodular enhancement.

Other specified diseases of liver

K76.89
Use when lesion is not confirmed as malignant.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Liver Lesion to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code K76.89.

Impact

Clinical: Delays in appropriate cancer treatment., Regulatory: Potential audit issues., Financial: Incorrect reimbursement rates.

Mitigation Strategy

Review imaging and biopsy results before final coding., Use specific codes once diagnosis is confirmed.

Impact

Reimbursement: Incorrect coding can lead to reduced reimbursement., Compliance: May result in non-compliance with coding guidelines., Data Quality: Affects the accuracy of clinical data.

Mitigation Strategy

Ensure documentation specifies 'lesion' unless further specified by imaging.

Impact

Reimbursement: Incorrect coding may lead to denial of claims., Compliance: Non-compliance with coding standards., Data Quality: Impacts the reliability of cancer registry data.

Mitigation Strategy

Verify all imaging and lab criteria are met before coding as HCC.

Impact

High risk of audit if lesions are coded without meeting specific criteria.

Mitigation Strategy

Ensure all documentation meets LI-RADS and clinical criteria before coding.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Liver Lesion, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Liver Lesion

Use these documentation templates to ensure complete and accurate documentation for Liver Lesion. These templates include all required elements for proper coding and billing.

Documenting an unspecified liver lesion

Specialty: Radiology

Required Elements

  • Size of lesion
  • Location (segment)
  • Enhancement pattern
  • Any ancillary features

Examples: Poor vs. Good Documentation

Poor Documentation Example
Liver lesion noted on CT.
Good Documentation Example
2.5 cm lesion in segment IV with peripheral nodular enhancement, consistent with hemangioma.
Explanation
The good example provides specific details necessary for accurate coding.

Need help with ICD-10 coding for Liver Lesion? Ask your questions below.

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