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v1.0.0
ICD-10 Guide
DiagnosesInfected Sebaceous Cyst

Infected Sebaceous Cyst

ICD-10 Coding for Infected Sebaceous Cyst(L72.3, B95.2)

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

Diagnosis Overview

What is Infected Sebaceous Cyst?
Essential facts and insights about Infected Sebaceous Cyst

Key Clinical Considerations:

  • Redness and swelling around the cyst
  • Purulent drainage from the cyst
  • Pain or tenderness at the site

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of cysts or skin infections
  • Description of the cyst's size, location, and characteristics
  • Assessment of systemic symptoms (fever, malaise)

Coding Guidelines

Usage Guidelines & Examples

  • Use L72.0 for uncomplicated cysts; use L08.9 for infections.
  • Common errors include misclassifying the cyst as a benign neoplasm.

Code Exclusions

Important Exclusions

  • Other types of cysts (e.g., epidermoid cysts)
  • Conditions like abscesses or cellulitis that may require different coding

Related ICD-10 Codes

Primary Codes
L72.0
Sebaceous cyst
L08.9
Skin infection, unspecified
Ancillary Codes
B95.2
Differential Codes
L72.0

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Emergency Medicine

Specialty Applications

  • Patients with a history of skin conditions
  • Emergency departments and urgent care 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 the size, location, and characteristics of the cyst, along with any signs of infection.

What are the billing considerations?

Ensure accurate coding based on the severity and complexity of the infection.