ICD-10-CM L03.042 is the diagnosis code for Acute lymphangitis of left toe. This code falls under the section "Infections of the skin and subcutaneous tissue" within Chapter 12 — Diseases of the skin and subcutaneous tissue (L00-L99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.
Understanding where L03.042 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, L03.042 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
L03.042 is the ICD-10-CM diagnosis code for "Acute lymphangitis of left toe". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of L03.042 is L03.04 ("Acute lymphangitis of toe"). L03.042 provides a more specific classification within this category.
L03.042 is located in Section L00-L08 — "Infections of the skin and subcutaneous tissue" within Chapter 12 of the ICD-10-CM Tabular List.
L03.042 has 1918 sub-code(s) that provide more specific detail: A00, A01, A02, A03, A04 and more.
Use L03.042 when the patients documented diagnosis matches "Acute lymphangitis of left toe" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Acute lymphangitis of left toe is L03.042.
Yes, L03.042 can be used as a primary diagnosis code since it is billable and specific.
L03.042 is in Chapter 12 of the ICD-10-CM Tabular List.
Yes, L03.042 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.