Corrosion of first degree of right thumb (nail), subs encntr

This code signifies a first-degree burn, specifically a corrosion, affecting the right thumb, including the nail. A first-degree burn involves only the outermost layer of skin, causing redness and mild pain without blistering. Corrosion indicates the burn was caused by a chemical agent.

Apply this code for follow-up care of a chemical-induced first-degree burn to the right thumb. This includes scenarios such as wound checks, dressing changes, or medication refills after the initial treatment. It is appropriate when the patient is seen for continued management of the injury.

• Ensure the documentation clearly specifies a chemical burn (corrosion) and not a thermal burn.
• Verify the encounter is for subsequent care, not the initial treatment of the injury.
• Confirm the burn is explicitly on the right thumb, including or affecting the nail.