Frostbite w tissue necrosis of left hip and thigh, subs

This code signifies a frostbite injury to the left hip and thigh that has progressed to tissue death. It indicates that the patient is receiving ongoing care for this specific injury, rather than presenting for the initial diagnosis.

Apply this code for follow-up encounters where a patient is being treated for frostbite of the left hip and thigh that has resulted in necrosis. This includes visits for wound care, debridement, or monitoring of the necrotic tissue after the initial treatment.

• Requires an additional code to specify the extent of the necrosis (e.g., depth of tissue involvement).
• Ensure documentation clearly states "left hip and thigh" and confirms tissue necrosis.
• The "D" seventh character indicates a subsequent encounter, meaning ongoing care after the initial treatment phase.