S27.322 (Contusion of lung, bilateral) compared with S27.329 (Contusion of lung, unspecified), from the official CMS tabular data. S27.322 and S27.329 code the same condition on opposite sides.
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. S27.322 and S27.329 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| S27.322Contusion of lung, bilateral | S27.329Contusion of lung, unspecified | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Contusion of lung, bilateral is a non-billable ICD-10-CM category code (S27.322). | Contusion of lung, unspecified is a non-billable ICD-10-CM category code (S27.329). |
| 7th character | The appropriate 7th character is to be added to each code from category S27 | The appropriate 7th character is to be added to each code from category S27 |
| Includes | injuries of breast injuries of chest (wall) injuries of interscapular area | injuries of breast injuries of chest (wall) injuries of interscapular area |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources