T34.521⚠ Requires 7th Character

Frostbite with tissue necrosis of right hand

⚠ 7th Character Required

The appropriate 7th character is to be added to each code from category T34

This code is not valid for billing without a 7th character. Append one of the following to T34.521:

Ainitial encounterT34.521ADsubsequent encounterT34.521DSsequelaT34.521S

Sub-codes of T34.521(3)

T34.521 is a non-billable header. Select a sub-code to bill.

T34.521AFrostbite with tissue necrosis of right hand, initial encoun…✓ BillableT34.521DFrostbite with tissue necrosis of right hand, subsequent enc…✓ BillableT34.521SFrostbite with tissue necrosis of right hand, sequela✓ Billable

Code Hierarchy

┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├T33-T34Frostbite (T33-T34)├T34Frostbite with tissue necrosis
└T34.521Frostbite with tissue necrosis of right hand

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