When is ICD-10 code L97.803 used?

Doctors, hospitals, and insurers may use ICD-10 code L97.803 when recording non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of muscle in a standardized format.

Does ICD-10 code L97.803 confirm a diagnosis?

No. A code helps standardize documentation and claims, but it should not be read as a substitute for a clinician's full assessment.

ICD10BillableValid for clinical use

ICD-10 Code L97.803: Non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of muscle

Name: ICD-10 Code L97.803: Non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of muscle
Creator: HealthAssure Clinical Team
Published: 2026-05-21T06:18:48.533Z

L97.803 is a billable ICD-10 diagnosis code used to classify Non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of muscle in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the skin and subcutaneous tissue (L00-L99).

Reviewed by HealthAssure Clinical TeamUpdated 21 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the skin and subcutaneous tissue (L00-L99).

When is it used?

May be used when a clinician documents non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of muscle in a patient's medical record.
May appear in hospital records, claims, referrals, and clinical documentation.
This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

A code alone does not explain severity, treatment plan, or outcome.
A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter

12Diseases of the skin and subcutaneous tissue (L00-L99)

block

L80-L99Other disorders of the skin and subcutaneous tissue

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

Dermatologist

Sibling codes

L97.801Non-pressure chronic ulcer of other part of unspecified lower leg limited to breakdown of skinbillable L97.802Non-pressure chronic ulcer of other part of unspecified lower leg with fat layer exposedbillable L97.804Non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of bonebillable L97.805Non-pressure chronic ulcer of other part of unspecified lower leg with muscle involvement without evidence of necrosisbillable L97.806Non-pressure chronic ulcer of other part of unspecified lower leg with bone involvement without evidence of necrosisbillable L97.808Non-pressure chronic ulcer of other part of unspecified lower leg with other specified severitybillable L97.809Non-pressure chronic ulcer of other part of unspecified lower leg with unspecified severitybillable

Coding guidelines

Common synonyms

Non-pressure chronic ulcer of other part of unspecified lower leg with necrosis of muscleNon-pressure chronic ulcer of other part of lower leg with necrosis of muscle

Frequently asked questions

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.