T33.521⚠ Requires 7th Character

Superficial frostbite of right hand

⚠ 7th Character Required

The appropriate 7th character is to be added to each code from category T33

This code is not valid for billing without a 7th character. Append one of the following to T33.521:

Ainitial encounterT33.521ADsubsequent encounterT33.521DSsequelaT33.521S

Sub-codes of T33.521(3)

T33.521 is a non-billable header. Select a sub-code to bill.

T33.521ASuperficial frostbite of right hand, initial encounter✓ BillableT33.521DSuperficial frostbite of right hand, subsequent encounter✓ BillableT33.521SSuperficial frostbite of right hand, sequela✓ Billable

Code Hierarchy

┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├T33-T34Frostbite (T33-T34)├T33Superficial frostbite
└T33.521Superficial frostbite of right hand

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