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Medical Code Search: "L03"

Results for “L03” from ICD-10-CM. Code titles and billable status are read from the published releases.

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources

Recommended codes

The codes the published release carries for each pathway, each with the official evidence for the match.

Best matches

L03Cellulitis and acute lymphangitis
ICD-10-CM · FY2027 · CURRENTExact codeCategoryNot billable

Exact ICD-10-CM code

Why this matched
  • The query is this code, as the registry prints it.
  • Exact ICD-10-CM code
  • The tabular carries it at category level.
  • 73 codes below, 55 billable in the tabular hierarchy.

73 codes below, 55 billable

View all 55 billable child codes →
L03.0Cellulitis and acute lymphangitis of finger and toe
ICD-10-CM · FY2027 · CURRENTSubcategoryNot billable

Under L03 Cellulitis and acute lymphangitis

Code prefix · Code prefix match

Why this matched
  • The code begins with the characters searched for.
  • Sits under L03 Cellulitis and acute lymphangitis in the ICD-10-CM tabular.
  • The tabular carries it at subcategory level.
  • 16 codes below, 12 billable in the tabular hierarchy.

16 codes below, 12 billable

View all 12 billable child codes →
L03.01Cellulitis of finger
ICD-10-CM · FY2027 · CURRENTSubcategoryNot billable

Under L03 Cellulitis and acute lymphangitis

Code prefix · Code prefix match

Why this matched
  • The code begins with the characters searched for.
  • Sits under L03 Cellulitis and acute lymphangitis in the ICD-10-CM tabular.
  • The tabular carries it at subcategory level.
  • 3 codes below, all billable in the tabular hierarchy.

3 codes below, all billable

View all 3 billable child codes →
L03.011Cellulitis of right finger
ICD-10-CM · FY2027 · CURRENTBillable

Under L03 Cellulitis and acute lymphangitis

Code prefix · Code prefix match

Why this matched
  • The code begins with the characters searched for.
  • Sits under L03 Cellulitis and acute lymphangitis in the ICD-10-CM tabular.
  • The tabular carries it at billable code level.
L03.012Cellulitis of left finger
ICD-10-CM · FY2027 · CURRENTBillable

Under L03 Cellulitis and acute lymphangitis

Code prefix · Code prefix match

Why this matched
  • The code begins with the characters searched for.
  • Sits under L03 Cellulitis and acute lymphangitis in the ICD-10-CM tabular.
  • The tabular carries it at billable code level.

Why these results?

How MedCoder read the search, which code set answered first, and why these codes are shown.

What MedCoder understood

You searched
L03
Search type
Exact code
Primary registry
ICD-10-CM
25 results · 1 registryICD-10-CM: 25+ matches

The ICD-10-CM count is capped at 25: the search stops counting there, so the registry may hold more.

  • "L03" looks like a code, so the registries are checked for it first.

Search results are not a code assignment. Review the documentation, official coding instructions, and applicable rules before selecting a code.

Related codes

Neighbouring concepts, the primary code’s own tabular relationships, and every code set’s full results.

Explore L03

L03 Cellulitis and acute lymphangitis — what its code page carries, from the official tables.

Hierarchy73· 55 billableExcludes223Use Additional Code3Referenced by other codes6Code history1CompareClaim Check

Related concepts, from L03's tabular notes

Excludes2 · 6 of 23

Use Additional Code

ICD-10-CM: 25+ matches

See all in ICD-10-CM →

5 of them are shown above under Best matches.

L03.019Cellulitis of unspecified finger
ICD-10-CM · FY2027 · CURRENTBillable

Under L03 Cellulitis and acute lymphangitis

Code prefix

L03.021Acute lymphangitis of right finger
ICD-10-CM · FY2027 · CURRENTBillable

Under L03 Cellulitis and acute lymphangitis

Code prefix

L03.022Acute lymphangitis of left finger
ICD-10-CM · FY2027 · CURRENTBillable

Under L03 Cellulitis and acute lymphangitis

Code prefix

Official source

Code titles, billable status and tabular instructions on this page are read from the published release files in force today: ICD-10-CM FY2027 (CMS and CDC). Open a code to see its official instructions quoted as published, the release and file it came from, its relationships and its change history. A search result is MedCoder’s match of your words to those files, not a code assignment.

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