ICD-10-CM Billable Code

T23.329

Burn of third degree of unspecified single finger (nail) except thumb

Clinical Classification Guidelines

Medical Intelligence & Overview

A third-degree burn, also known as a full-thickness burn, involves damage to all layers of the skin and potentially underlying tissues. When this type of burn affects a finger (excluding the thumb), it can cause severe tissue destruction, requiring immediate medical attention. ICD-10 Code T23.329 specifically describes burns of this nature occurring on an unspecified single finger except the thumb.

Causes & Symptoms

Clinical Causes: Thermal sources such as direct contact with fire, hot surfaces, or hot liquids Electrical burns from contact with live wires or electrical equipment Chemical burns caused by exposure to strong acids or alkalis Friction injuries that result in deep tissue damage Contact with hot objects like irons or heating devices

Key Symptoms: Severe pain initially, although it may diminish as nerve endings are destroyed White, charred, or leathery appearance of the skin Swelling and localized redness surrounding the burn site Numbness or loss of sensation in the affected finger Possible formation of blisters or open wounds if tissues are extensively damaged Signs of infection such as pus, increased redness, or swelling if not properly treated

Diagnostic & Treatment

Diagnosis Path: Diagnosis involves a physical examination by a healthcare professional, who assesses the depth and extent of tissue damage. In some cases, imaging tests like X-rays may be used to evaluate underlying bone injuries if suspected. The clinician may also evaluate the extent of the burn using charts or proportions of the hand or finger surface involved. Since the burns are third-degree, the destruction is usually evident upon inspection, and additional tests may be conducted to plan appropriate treatment.

Treatment Protocols: Sterile cleaning and debridement to remove dead tissue Pain management with appropriate medications Surgical interventions such as skin grafts if necessary for tissue reconstruction Use of antibiotics to prevent or treat infection Immobilization and elevation of the affected finger to reduce swelling Tetanus immunization if needed Psychological support for mental health and coping strategies Possible hospitalization for extensive or complicated burns

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 T23.329 a billable ICD-10 code?
Yes, T23.329 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.

Documentation

How do I report T23.329?
Clinical documentation must specify the nature of Burn of third degree of unspecified single finger (nail) except thumb and any associated comorbidities for accurate reporting.

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