ICD-10-CM Billable Code

L97.913

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

Clinical Classification Guidelines

Medical Intelligence & Overview

An ulcer is a sore that develops when the skin or tissue underneath breaks down. When such a wound occurs in the lower leg and is classified as non-pressure, it indicates that the ulcer is not caused by prolonged pressure, such as from lying or sitting in one position. Specifically, ICD-10 code L97.913 describes a chronic, non-pressure ulcer located on the right lower leg, characterized by the presence of muscle necrosis, or dead muscle tissue. This condition requires medical attention to manage the wound, prevent complications, and promote healing.

Causes & Symptoms

Clinical Causes: Chronic venous insufficiency leading to poor blood flow in the lower leg Peripheral arterial disease reducing blood supply to the leg tissues Diabetes mellitus resulting in neuropathy and impaired healing Trauma or injury that damages skin or underlying tissues Infections that compromise tissue integrity Extended periods of immobility or poor circulation

Key Symptoms: Persistent, non-healing sore or wound on the lower leg Pain or tenderness around the ulcer site Swelling in the leg Discoloration of the skin around the ulcer Presence of necrotic (dead) tissue, which may appear black or brown Foul odor from the wound Possible signs of infection, such as increased redness, warmth, or pus Muscle weakness or loss of function in the affected area

Diagnostic & Treatment

Diagnosis Path: Diagnosing this condition involves a thorough clinical examination of the ulcer and surrounding tissues. Healthcare providers may use imaging tests such as ultrasound or MRI to assess the extent of tissue damage and necrosis. Blood flow studies, like Doppler ultrasound, can evaluate circulation problems contributing to ulcer development. Laboratory tests may identify any infections or underlying health issues influencing healing. Documenting the size, depth, and tissue composition of the ulcer helps guide treatment planning.

Treatment Protocols: Treating a non-pressure ulcer with muscle necrosis involves a multidisciplinary approach to promote healing, control infection, and prevent further tissue damage. Typical management includes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

Clinical Advice & FAQs

Billing Guidance

Is L97.913 a billable ICD-10 code?
Yes, L97.913 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report L97.913?
Clinical documentation must specify the nature of Non-pressure chronic ulcer of unspecified part of right lower leg with necrosis of muscle and any associated comorbidities for accurate reporting.

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