S05.5 vs T15.91XA
S05.5 (Penetrating wound with foreign body of eyeball) compared with T15.91XA (Foreign body on external eye, part unspecified, right eye, initial encounter), 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. S05.5 carries an Excludes2 note covering T15.91XA: “effects of foreign body on external eye (T15.-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Yes, when both are documented. T15.91XA carries an Excludes2 note covering S05.5: “foreign body in penetrating wound of orbit and eye ball (S05.4-, S05.5-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| S05.5Penetrating wound with foreign body of eyeball | T15.91XAForeign body on external eye, part unspecified, right eye, initial encounter | |
|---|---|---|
| Billing status | Non-billable header Report instead: S05.50XA, S05.50XD, S05.50XS, S05.51XA, S05.51XD | Billable |
| 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 | Penetrating wound with foreign body of eyeball is a non-billable ICD-10-CM category code (S05.5). | Foreign body on external eye, part unspecified, right eye, initial encounter is a billable ICD-10-CM diagnosis code (T15.91A). |
| 7th character | The appropriate 7th character is to be added to each code from category S05 | The appropriate 7th character is to be added to each code from category T15 |
| Includes | open wound of eye and orbit injuries of ear injuries of eye injuries of face [any part] | — |
| Use additional code | — | 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