S07 vs T18.0
S07 (Crushing injury of head) compared with T18.0 (Foreign body in mouth), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. S07 carries an Excludes2 note covering T18.0: “effects of foreign body in mouth NOS (T18.0)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| S07Crushing injury of head | T18.0Foreign body in mouth | |
|---|---|---|
| Billing status | Non-billable header Report instead: S07.0XXA, S07.0XXD, S07.0XXS, S07.1XXA, S07.1XXD | 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 | Crushing injury of head is a non-billable ICD-10-CM category code (S07). | Foreign body in mouth is a non-billable ICD-10-CM category code (T18.0). |
| 7th character | The appropriate 7th character is to be added to each code from category S07 | The appropriate 7th character is to be added to each code from category T18 |
| Includes | injuries of ear injuries of eye injuries of face [any part] injuries of gum | — |
| Use additional code | code for all associated injuries, such as: intracranial injuries (S06.-) skull fractures (S02.-) | code, if known, for foreign body entering into or through a natural orifice (W44.-) |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources