S09.90 Unspecified injury of head

Non-billable ICD-10-CM code.

Applicable to

• Head injury NOS

Excludes1 (never code together)

• brain injury NOS (S06.9-)
• head injury NOS with loss of consciousness (S06.9-)
• intracranial injury NOS (S06.9-)

Applies from S09 Other and unspecified injuries of head

7th character note

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

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Code annotations containing back-references to S09.90

Back-references to S09.90

• Type 1 Excludes: S06 Intracranial injury ("head injury NOS (S09.90)")
• Type 1 Excludes: S06.9 Unspecified intracranial injury ("head injury NOS (S09.90)")

Back-references to S09

• Code Also: G96.00 Cerebrospinal fluid leak, unspecified ("head injury (S00-S09)")
• Code Also: G96.08 Other cranial cerebrospinal fluid leak ("head injury (S00 - S09)")
• Code Also: G96.09 Other spinal cerebrospinal fluid leak ("head injury (S00 - S09)")

Diagnosis Index entries for S09.90

• Injury › brow
• Injury › forehead
• Injury › gum
• Injury › head
• Injury › mastoid region
• Injury › occipital (region) (scalp)
• Injury › parietal (region) (scalp)
• Injury › scalp
• Injury › skull NEC
• Injury › temple
• Injury › temporal region

Nearby codes

• S09.8 Other specified injuries of head
• S09.8XXA Other specified injuries of head, initial encounter
• S09.8XXD Other specified injuries of head, subsequent encounter
• S09.8XXS Other specified injuries of head, sequela
• S09.9 Unspecified injury of face and head
• S09.90 Unspecified injury of head (this code)
• S09.90XA Unspecified injury of head, initial encounter
• S09.90XD Unspecified injury of head, subsequent encounter
• S09.90XS Unspecified injury of head, sequela
• S09.91 Unspecified injury of ear
• S09.91XA Unspecified injury of ear, initial encounter