Insect bite (nonvenomous) of left thumb, initial encounter

This code signifies a non-venomous insect bite affecting the left thumb. It indicates the initial presentation of the injury, meaning the patient is receiving active treatment for the bite. The bite is superficial and does not involve venomous insects like spiders or scorpions.

Apply this code when a patient presents to a healthcare provider for the first time due to a non-venomous insect bite on their left thumb. This would include scenarios such as mosquito bites, ant bites, or fly bites that cause localized irritation, swelling, or itching. It is appropriate for the initial evaluation and management of such an injury.

• Ensure the documentation specifies "left thumb" and "nonvenomous" to support this code.
• Confirm this is the patient's first encounter for this specific injury; subsequent visits would use a different encounter character.
• Do not use for bites from venomous insects or other arthropods; those have specific codes.