S24.9 — Injury of unspecified nerve of thorax
Is S24.9 billable?
No — S24.9 is a non-billable header code. S24.9 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath S24.9.
S24.9 at a glance
| Code | S24.9 |
|---|---|
| Description | Injury of unspecified nerve of thorax |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is S24.9 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to S24.9. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Injury › nerve NEC › thorax
Use additional code — inherited from Chapter 19
Report an additional code alongside S24.9 to fully describe the condition. S24.9 is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of S24.9, but a patient may have both at the same time. When documentation supports it, S24.9 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S20-S29
The conditions below are not part of S24.9, but a patient may have both at the same time. When documentation supports it, S24.9 and the excluded code may both be reported.
- burns and corrosions (T20-T32)
- effects of foreign body in bronchus (T17.5)
- effects of foreign body in esophagus (T18.1)
- effects of foreign body in lung (T17.8)
- effects of foreign body in trachea (T17.4)
- frostbite (T33-T34)
- injuries of axilla
- injuries of clavicle
- injuries of scapular region
- injuries of shoulder
- insect bite or sting, venomous (T63.4)
Excludes2 — not included here — inherited from S24
The conditions below are not part of S24.9, but a patient may have both at the same time. When documentation supports it, S24.9 and the excluded code may both be reported.
- injury of brachial plexus (S14.3)
Code also — inherited from S24
Two codes may be needed to describe the condition fully. Whether S24.9 is sequenced first depends on the reason for the encounter.
What codes fall under S24.9? (3)
How long has S24.9 existed?
S24.9 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
What other codes are in the S24 family? (6)
- S24.0Concussion and edema of thoracic spinal cordnot billable
- S24.1Other and unspecified injuries of thoracic spinal cordnot billable
- S24.2Injury of nerve root of thoracic spinenot billable
- S24.3Injury of peripheral nerves of thoraxnot billable
- S24.4Injury of thoracic sympathetic nervous systemnot billable
- S24.8Injury of other specified nerves of thoraxnot billable