S02.1 (Fracture of base of skull) compared with S05.61XD (Penetrating wound without foreign body of right eyeball, subsequent encounter), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Distinct conditions — both may be reported.
“orbital bone fracture (S02.1-, S02.3-, S02.8-)”
An Excludes2 note means the excluded condition is not part of the code above it, but a patient can have both. Report both when both are documented.
Source: CMS ICD-10-CM tabular instructional notes
Yes, when both are documented. S05.61XD carries an Excludes2 note covering S02.1: “orbital bone fracture (S02.1-, S02.3-, S02.8-)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
| S02.1Fracture of base of skull | S05.61XDPenetrating wound without foreign body of right eyeball, subsequent encounter | |
|---|---|---|
| Billing status | Non-billable header | 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 | Fracture of base of skull is a non-billable ICD-10-CM category code (S02.1). | Penetrating wound without foreign body of right eyeball, subsequent encounter is a billable ICD-10-CM diagnosis code (S05.61D). |
| 7th character | The appropriate 7th character is to be added to each code from category S02 | The appropriate 7th character is to be added to each code from category S05 |
| Includes | injuries of ear injuries of eye injuries of face [any part] injuries of gum | open wound of eye and orbit injuries of ear injuries of eye injuries of face [any part] |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources