Skip to content
Dx

ICD-10-CM 2027

ICD-10 code for finger cellulitis

L03.01

Cellulitis of finger

Header — needs a more specific code

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

About coding finger cellulitis

The ICD-10-CM code for finger cellulitis is L03.01 (Cellulitis of finger).

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

To report this condition, pick the subcode that matches the documentation: L03.011 (finger), L03.012 (finger) and L03.019 (finger).

Don't report L03.01 together with the conditions in its Excludes1 note: herpetic whitlow (B00.89).

Don't confuse with (Excludes1 for L03.01)

Common questions about finger cellulitis ICD-10 codes

What is the ICD-10 code for finger cellulitis?

L03.01 — Cellulitis of finger (a header code; report a more specific subcode).

Is L03.01 billable?

No. L03.01 is a header code. Report one of its more specific subcodes instead.