ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
DiagnosesLiver Mass

Liver Mass

ICD-10 Coding for Liver Mass(R16.0, C22.0)

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

Diagnosis Overview

What is Liver Mass?
Essential facts and insights about Liver Mass

Key Clinical Considerations:

  • Abdominal pain or discomfort
  • Unexplained weight loss
  • Jaundice
  • Elevated liver enzymes
  • Imaging findings (CT, MRI, ultrasound)

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history including risk factors (e.g., hepatitis, alcohol use)
  • Imaging reports detailing size, location, and characteristics of the mass
  • Biopsy results if applicable
  • Assessment of liver function tests

Coding Guidelines

Usage Guidelines & Examples

  • Follow coding guidelines for specificity and accuracy.
  • Common errors include using unspecified codes when more specific codes are available.

Code Exclusions

Important Exclusions

  • Benign liver tumors (e.g., hemangiomas)
  • Liver lesions due to metastatic disease from other primary cancers

Related ICD-10 Codes

Primary Codes
R16.0
Hepatomegaly
C22.9
Malignant neoplasm of liver, unspecified
D49.0
Neoplasm of unspecified behavior of liver
Ancillary Codes
R93.2
Differential Codes
C22.0
D13.4
C78.7

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Oncology

Specialty Applications

  • Adult and pediatric populations with liver masses
  • Oncology clinics, hospitals, and outpatient settings

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

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 are the documentation requirements?

Document clinical findings, imaging results, and any biopsy reports.

What are the billing considerations?

Ensure accurate coding based on the specific diagnosis and associated treatments.