Corrosion of second degree of unsp toe(s) (nail), subs

This code signifies a second-degree burn, specifically a corrosion, affecting an unspecified toe or toes, including the nail. A second-degree burn involves damage to the epidermis and part of the dermis, characterized by blistering, pain, and redness.

This code is appropriate for follow-up encounters where a patient is receiving ongoing treatment or evaluation for a previously diagnosed second-degree corrosion of the toe(s). This includes wound care, dressing changes, or monitoring for complications during the healing phase.

• Ensure the documentation clearly specifies a "corrosion" rather than a thermal burn.
• Verify that the encounter is indeed "subsequent" and not the initial treatment for the injury.
• Confirm the burn degree is explicitly documented as "second degree."