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ICD-10-CM 2027

ICD-10 code for toe cellulitis

L03.03

Cellulitis of toe

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Cellulitis (diffuse) (phlegmonous) (septic) (suppurative) › toe (intrathecal) (periosteal) (subcutaneous) (subcuticular)”. Page updated September 29, 2026.

About coding toe cellulitis

The ICD-10-CM code for toe cellulitis is L03.03 (Cellulitis of toe).

Within L03.0 (cellulitis and acute lymphangitis of finger and toe), L03.03 is specifically for cellulitis of toe. Related codes cover cellulitis of finger (L03.01), acute lymphangitis of finger (L03.02) and acute lymphangitis of toe (L03.04).

To report this condition, pick the subcode that matches the documentation: L03.031 (toe), L03.032 (toe) and L03.039 (toe).

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about toe cellulitis ICD-10 codes

What is the ICD-10 code for toe cellulitis?

L03.03 — Cellulitis of toe (a header code; report a more specific subcode).

Is L03.03 billable?

No. L03.03 is a header code. Report one of its more specific subcodes instead.