S20.22 — Contusion of back wall of thorax
Is S20.22 billable?
No — S20.22 is a non-billable header code. S20.22 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 15 billable codes beneath S20.22.
Billable codes under this header
- S20.221AContusion of right back wall of thorax, initial encounter
- S20.221DContusion of right back wall of thorax, subsequent encounter
- S20.221SContusion of right back wall of thorax, sequela
- S20.222AContusion of left back wall of thorax, initial encounter
- S20.222DContusion of left back wall of thorax, subsequent encounter
- S20.222SContusion of left back wall of thorax, sequela
- S20.223AContusion of bilateral back wall of thorax, initial encounter
- S20.223DContusion of bilateral back wall of thorax, subsequent encounter
- S20.223SContusion of bilateral back wall of thorax, sequela
- S20.224AContusion of middle back wall of thorax, initial encounter
- S20.224DContusion of middle back wall of thorax, subsequent encounter
- S20.224SContusion of middle back wall of thorax, sequela
- S20.229AContusion of unspecified back wall of thorax, initial encounter
- S20.229DContusion of unspecified back wall of thorax, subsequent encounter
- S20.229SContusion of unspecified back wall of thorax, sequela
S20.22 at a glance
| Code | S20.22 |
|---|---|
| Description | Contusion of back wall of thorax |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is S20.22 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to S20.22. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Contusion › thorax › back (skin surface intact)
Use additional code — inherited from Chapter 19
Report an additional code alongside S20.22 to fully describe the condition. S20.22 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 S20.22, but a patient may have both at the same time. When documentation supports it, S20.22 and the excluded code may both be reported.
Excludes2 — not included here — inherited from S20-S29
The conditions below are not part of S20.22, but a patient may have both at the same time. When documentation supports it, S20.22 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)
What codes fall under S20.22? (5)
How long has S20.22 existed?
S20.22 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.