S04.819⚠ Requires 7th Character

Injury of olfactory [1st ] nerve, unspecified side

⚠ 7th Character Required

The appropriate 7th character is to be added to each code from category S04

This code is not valid for billing without a 7th character. Append one of the following to S04.819:

Ainitial encounterS04.819ADsubsequent encounterS04.819DSsequelaS04.819S

Sub-codes of S04.819(3)

S04.819 is a non-billable header. Select a sub-code to bill.

S04.819AInjury of olfactory [1st ] nerve, unspecified side, initial …✓ BillableS04.819DInjury of olfactory [1st ] nerve, unspecified side, subseque…✓ BillableS04.819SInjury of olfactory [1st ] nerve, unspecified side, sequela✓ Billable

Code Hierarchy

┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├S00-S09Injuries to the head (S00-S09)├S04Injury of cranial nerve
└S04.819Injury of olfactory [1st ] nerve, unspecified side

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