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
ICD-10 CodesL03.049

L03.049

Billable

Acute lymphangitis of unspecified toe

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

Code Description

ICD-10 L03.049 is a billable code used to indicate a diagnosis of acute lymphangitis of unspecified toe.

Key Diagnostic Point:

Acute lymphangitis of an unspecified toe is characterized by the inflammation of the lymphatic vessels, typically resulting from a bacterial infection. Clinically, patients may present with localized pain, swelling, redness, and warmth in the affected toe, often accompanied by systemic symptoms such as fever and malaise. The anatomy involved includes the lymphatic vessels that drain lymph fluid from the toe, which can become obstructed or inflamed due to infection. Disease progression can lead to complications such as abscess formation or systemic infection if not treated promptly. Diagnostic considerations include a thorough clinical examination, patient history, and possibly imaging studies to rule out other conditions. Laboratory tests may also be performed to identify the causative organism, typically a strain of Streptococcus or Staphylococcus. Accurate diagnosis is crucial for effective treatment, which may involve antibiotics and supportive care.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires clinical evaluation and may involve laboratory tests.
  • Treatment complexity: Treatment typically involves antibiotics, but may require surgical intervention in severe cases.
  • Documentation requirements: Detailed documentation of symptoms, treatment, and response is necessary.
  • Coding specificity: Requires precise coding to differentiate from other forms of lymphangitis.

Audit Risk Factors

  • Common coding errors: Misidentification of the affected site or failure to specify the toe.
  • Documentation gaps: Incomplete clinical notes regarding the patient's symptoms and treatment plan.
  • Billing challenges: Potential denials if documentation does not support the diagnosis or if the code is not used appropriately.

Specialty Focus

Medical Specialties

Dermatology

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

Infectious Disease

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

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Acute lymphangitis of the toe, while localized, can have significant clinical implications if not treated promptly, potentially leading to systemic infections. Understanding its epidemiology is crucial, as it can affect various populations, particularly those with compromised immune systems or existing skin conditions. Quality measures related to timely diagnosis and treatment can improve patient outcomes and reduce healthcare utilization, emphasizing the importance of accurate coding and documentation.

ICD-9 vs ICD-10

Acute lymphangitis of the toe, while localized, can have significant clinical implications if not treated promptly, potentially leading to systemic infections. Understanding its epidemiology is crucial, as it can affect various populations, particularly those with compromised immune systems or existing skin conditions. Quality measures related to timely diagnosis and treatment can improve patient outcomes and reduce healthcare utilization, emphasizing the importance of accurate coding and documentation.

Reimbursement & Billing Impact

Reimbursement considerations include the need for detailed clinical notes that outline the patient's symptoms, treatment plan, and response to therapy. Common denials may arise from insufficient documentation or incorrect coding. Best practices include verifying the specificity of the diagnosis and ensuring that all relevant clinical information is included in the medical record to support the claim.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by L03.049?

L03.049 covers acute lymphangitis specifically affecting an unspecified toe, which may arise from skin infections, insect bites, or other sources of bacterial entry. It is important to differentiate it from chronic lymphangitis and other skin infections.

When should L03.049 be used instead of related codes?

L03.049 should be used when the lymphangitis is localized to a toe and the specific toe is not documented. If the affected toe is specified, a more specific code should be utilized.

What documentation supports L03.049?

Documentation should include a detailed clinical assessment of the toe, including signs of inflammation, patient history of recent injuries or infections, and any laboratory results that support the diagnosis of acute lymphangitis.