Open bite of other finger with damage to nail, init encntr

This code signifies an open wound on any finger other than the thumb, index, or middle finger, where the nail structure itself has been damaged. The injury is acute and involves a break in the skin, exposing underlying tissues, with specific involvement of the nail apparatus.

Apply this code for initial encounters involving lacerations, avulsions, or other open wounds to the ring or little finger that also involve a fracture, avulsion, or other damage to the fingernail. This is appropriate for fresh injuries requiring initial treatment.

• Ensure the documentation specifies an open wound and explicit nail damage on a non-thumb/index/middle finger.
• Verify that this is the initial encounter for the injury; subsequent encounters will require a different seventh character.
• Do not use for superficial abrasions or contusions without an open wound or nail damage.