---
title: "ICD-10-CM L03.012: Cellulitis of left finger | BillingBrief"
description: "ICD-10-CM code L03.012: Cellulitis of left finger. Category, related codes, and the official source, in plain English."
canonical: "https://billingbrief.com/icd10/l03.012/"
language: "en"
---

# L03.012 Cellulitis of left finger

ICD-10-CM · [CMS code reference](#source)

**Official ICD-10-CM description:** Cellulitis of left finger

## Related codes

-   [`L03.011` Cellulitis of right finger ICD-10-CM](https://billingbrief.com/icd10/l03.011/)
-   [`L03.019` Cellulitis of unspecified finger ICD-10-CM](https://billingbrief.com/icd10/l03.019/)
-   [`L03.021` Acute lymphangitis of right finger ICD-10-CM](https://billingbrief.com/icd10/l03.021/)
-   [`L03.022` Acute lymphangitis of left finger ICD-10-CM](https://billingbrief.com/icd10/l03.022/)
-   [`L03.029` Acute lymphangitis of unspecified finger ICD-10-CM](https://billingbrief.com/icd10/l03.029/)
-   [`L03.031` Cellulitis of right toe ICD-10-CM](https://billingbrief.com/icd10/l03.031/)
-   [`L03.032` Cellulitis of left toe ICD-10-CM](https://billingbrief.com/icd10/l03.032/)
-   [`L03.039` Cellulitis of unspecified toe ICD-10-CM](https://billingbrief.com/icd10/l03.039/)

## Common questions

### Is L03.012 a billable code?

Yes. L03.012 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

L03 Cellulitis and acute lymphangitis

Chapter

Diseases of the skin and subcutaneous tissue

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).