W73 vs X34
W73 (Other specified cause of accidental non-transport drowning and submersion) compared with X34 (Earthquake), 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. W73 carries an Excludes2 note covering X34: “accidental drowning and submersion due to cataclysm (X34-X39)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| W73Other specified cause of accidental non-transport drowning and submersion | X34Earthquake | |
|---|---|---|
| Billing status | Non-billable header | Non-billable header |
| Classification | V00-Y99 — External Causes of Morbidity (V00-Y99) | V00-Y99 — External Causes of Morbidity (V00-Y99) |
| Definition | Other specified cause of accidental non-transport drowning and submersion is a non-billable ICD-10-CM category code (W73). | Earthquake is a non-billable ICD-10-CM category code (X34). |
| 7th character | The appropriate 7th character is to be added to code W73 | The appropriate 7th character is to be added to code X34 |
| Includes | Accidental drowning and submersion while in quenching tank Accidental drowning and submersion while in reservoir | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources