Toxic effect of venom of snake, accidental, subs

This code signifies a patient presenting for follow-up care or continued treatment related to an accidental poisoning from the venom of a snake not specifically classified elsewhere. This includes managing residual effects, complications, or ongoing therapy after the initial acute phase of the envenomation.

Apply this code when a patient returns for subsequent medical attention following an unintentional exposure to venom from an unspecified snake. This could involve wound care, monitoring for delayed systemic effects, or managing chronic pain or tissue damage resulting from the initial bite.

• Ensure the encounter is for follow-up care, not the initial treatment of the envenomation.
• Verify the snake type is not specified in the documentation, otherwise, a more specific T63.09x code may be appropriate.
• Always code any associated symptoms or complications, such as cellulitis or necrosis, in addition to this code.