L03.04 Acute lymphangitis of toe

The ICD-10-CM code for Acute lymphangitis of toe is L03.04 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Chapter

12: Diseases of the skin and subcutaneous tissue (L00-L99)

Section

L00-L08: Infections of the skin and subcutaneous tissue (L00-L08)

Category L03

74 codes (55 billable)

FY2026 Status

Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to L03.04:

• Lymphangitis › acute › toe (intrathecal) (periosteal) (subcutaneous) (subcuticular)

Inclusion Terms

• Hangnail with lymphangitis of toe

Official Coding Guidelines

Pressure ulcer stages—L89 identifies site/stage; code all ulcers

a. Pressure ulcer stage codes 1) Pressure ulcer stages Codes in category L89, Pressure ulcer, identify the site and stage of the pressure ulcer. The ICD-10-CM classifies pressure ulcer stages based on severity, which is designated by stages 1-4, deep tissue pressure injury, unspecified stage, and unstageable. Assign as many codes from category L89 as needed to identify all the pressure ulcers the patient has, if applicable. See Section I.B.14. for pressure ulcer stage documentation by clinicians other than patient's provider.

Unstageable pressure ulcers—L89.--0 based on clinical documentation

2) Unstageable pressure ulcers Assignment of the code for unstageable pressure ulcer (L89.--0) should be based on the clinical documentation. These codes are used for

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

• CMS — ICD-10-CM Official Code Set and Guidelines, FY2026
• CDC/NCHS — ICD-10-CM Files and Browser Tool

Cite This Page

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L03.04 — Acute lymphangitis of toe. ICD-10 Coding Pro (ICD-10-CM FY2026). https://icd10codingpro.com/codes/L03.04

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