S00.449⚠ Requires 7th Character
External constriction of unspecified ear
⚠ 7th Character Required
The appropriate 7th character is to be added to each code from category S00
This code is not valid for billing without a 7th character. Append one of the following to S00.449:
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├S00-S09Injuries to the head (S00-S09)├S00Superficial injury of head
└S00.449External constriction of unspecified ear
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