Corros 2nd deg mul right fingers (nail), not inc thumb, subs

This code signifies a second-degree chemical burn affecting multiple fingers on the right hand, excluding the thumb. The injury specifically involves the nail or nail bed and is being treated during a follow-up visit after initial care.

Apply this code for subsequent encounters when a patient presents for ongoing management, wound care, or evaluation of a second-degree corrosion to multiple right fingers (excluding the thumb) that specifically involves the nail. This would include scenarios like dressing changes, infection checks, or assessment of healing progress.

• Ensure the documentation clearly specifies "corrosion" (chemical burn) and not a thermal burn.
• Verify that multiple right fingers (excluding the thumb) are affected and that the nail is involved.
• Confirm this is a subsequent encounter, not the initial treatment for the injury.