ICD-10-CM Code S09.90
Unspecified injury of head
Non-Billable CodeNon-Billable means the code is not sufficient justification for admission to an acute care hospital when used a principal diagnosis. Use a child code to capture more detail.
7th Character RequiredCode requires 7th Character Extension identifier. This 7th Character usually captures Episode of Care information, such as "Initial Encounter," "Subsquent Encounter," or "Sequela."
ICD Code S09.90 is a non-billable code. To code a diagnosis of this type, you must use specify a 7th character that describes the diagnosis 'unspecified injury of head' in more detail. The 7th characters that can be added, and the resulting billable codes, are as follows:
|7th Digit||Billable Code||7th Digit Specifies|
What is 7th Character Extension?For codes less than 6 characters that require a 7th character a placeholder 'X' should be assigned for all characters less than 6. The 7th character must always be the 7th position of a code. E.g. The ICD-10-CM code T67.4 (Heat exhaustion due to salt depletion) requires an Episode of Care identifier. T67.4XXA Initial Encounter or T67.4XXD Subsequent Encounter. More Info
Coding Notes for S09.90 Info for medical coders on how to properly use this ICD-10 code
Inclusion TermsInclusion Terms are a list of concepts for which a specific code is used. The list of Inclusion Terms is useful for determining the correct code in some cases, but the list is not necessarily exhaustive.
- Head injury NOS
Code Type-1 Excludes:
Type-1 ExcludesType-1 Excludes mean the conditions excluded are mutually exclusive and should never be coded together. Excludes 1 means "do not code here."
- Brain injury NOS - instead, use code S06.9-
- Head injury NOS with loss of consciousness - instead, use code S06.9-
- Intracranial injury NOS - instead, use code S06.9-
Related Concepts SNOMET-CT
- Injury of head with otorrhagia (disorder)
- Post-traumatic mutism (disorder)
- Metal foreign body in forehead (disorder)
Coding Advice SNOMET-CT
- Episode of care information needed
- Possible requirement for an external cause code
- Consider additional code to identify specific condition or disease
ICD-10-CM Alphabetical Index References for 'S09.90 - Unspecified injury of head'
The ICD-10-CM Alphabetical Index links the below-listed medical terms to the ICD code S09.90. Click on any term below to browse the alphabetical index.