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L03.0

Non-billable

Cellulitis and acute lymphangitis of finger and toe

L03.0 is the ICD-10-CM code for Cellulitis and acute lymphangitis of finger and toe. It is a non-billable category code — use a more specific child code such as L03.01 for billing.

Status
Header (non-billable)
Chapter
L00-L99
Parent
L03
Subcodes
4
Edition
FY2026

L00-L99 Diseases of the skin and subcutaneous tissue

Includes

  • •Infection of nail
  • •Onychia
  • •Paronychia
  • •Perionychia

Frequently asked questions

What is ICD-10 code L03.0?
L03.0 is the ICD-10-CM code for "Cellulitis and acute lymphangitis of finger and toe". It falls under L00-L99 Diseases of the skin and subcutaneous tissue.
Is L03.0 a billable code?
No — L03.0 is a non-billable header code. Use a more specific child code (such as L03.01) for billing.
What are the subcodes of L03.0?
L03.0 has 4 more specific child codes, including L03.01, L03.02, L03.03.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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