ICD-10-CM Billable Code

S84.00

Injury of tibial nerve at lower leg level, unspecified leg

Clinical Classification Guidelines

Medical Intelligence & Overview

The tibial nerve is a major nerve that supplies sensation and muscle control to parts of the lower leg and foot. An injury to this nerve at the lower leg level can affect movement, sensation, and overall leg function. This condition, classified under ICD-10 code S84.00, indicates an unspecified injury of the tibial nerve in the lower leg, meaning the exact nature and severity of the injury are not specified. Such injuries can result from trauma, surgical procedures, or compression, leading to various symptoms and functional impairments.

Causes & Symptoms

Clinical Causes: Trauma or blunt force injury, such as falls, sports injuries, or accidents Surgical procedures involving the lower leg that may inadvertently damage the tibial nerve Crush injuries causing compression or severing of the nerve Prolonged pressure on the area, leading to nerve compression (e.g., from swelling or tight castings) Tumors or cysts growing near the nerve, causing compression Infections or inflammations affecting nerve tissues

Key Symptoms: Pain, which may be sharp, burning, or aching in the lower leg or foot Numbness or tingling sensation in areas supplied by the tibial nerve, such as parts of the sole of the foot Weakness in muscles controlled by the tibial nerve, affecting walking or foot movements Difficulty with heel walking or toe-off during gait Muscle wasting in the calf or foot in chronic cases Sensory loss or decreased sensation on the sole and back of the foot

Diagnostic & Treatment

Diagnosis Path: Diagnosis typically involves a detailed medical history and physical examination focused on the symptoms and neurological function. Healthcare providers may perform specific tests to assess nerve function, including:

Treatment Protocols: Managing tibial nerve injuries depends on the severity and cause of the damage. Common approaches include:

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 S84.00 a billable ICD-10 code?
Yes, S84.00 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report S84.00?
Clinical documentation must specify the nature of Injury of tibial nerve at lower leg level, unspecified leg and any associated comorbidities for accurate reporting.

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