MCMedicalCodingSoftware
S09

S09: Other and unspecified injuries of head

Non-billable headerICD-10-CM

S09 is a non-billable header ICD-10-CM code for other and unspecified injuries of head. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category S09

A
initial encounter
D
subsequent encounter
S
sequela

Other codes that can never be billed with S09

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • H72Perforation of tympanic membrane
  • S06Intracranial injury
  • S06.9Unspecified intracranial injury
  • S09.2Traumatic rupture of ear drum
  • S09.3Other specified and unspecified injury of middle and inner ear

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead S09

6 child codes. Green means billable.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.