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ICD-10-CM 2027

ICD-10 code for auditory canal injury

S09.91

Unspecified injury of ear

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Injury › auditory canal (external) (meatus)”. Page updated September 29, 2026.

About coding auditory canal injury

The ICD-10-CM code for auditory canal injury is S09.91 (Unspecified injury of ear).

Within S09.9 (unspecified injury of face and head), S09.91 is specifically for unspecified injury of ear. Related codes cover head (S09.90), nose (S09.92) and face (S09.93).

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Common questions about auditory canal injury ICD-10 codes

What is the ICD-10 code for auditory canal injury?

S09.91 — Unspecified injury of ear (a header code; report a more specific subcode).

Is S09.91 billable?

No. S09.91 is a header code. Report one of its more specific subcodes instead.