W30.89XA vs Y09
W30.89XA (Contact with other specified agricultural machinery, initial encounter) compared with Y09 (Assault by unspecified means), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. W30.89XA carries an Excludes1 note covering Y09: “assault (X92-Y09)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| W30.89XAContact with other specified agricultural machinery, initial encounter | Y09Assault by unspecified means | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | V00-Y99 — External Causes of Morbidity (V00-Y99) | V00-Y99 — External Causes of Morbidity (V00-Y99) |
| Definition | Contact with other specified agricultural machinery, initial encounter is a billable ICD-10-CM diagnosis code (W30.89A). | Assault by unspecified means is a billable ICD-10-CM diagnosis code (Y09). |
| 7th character | The appropriate 7th character is to be added to each code from category W30 | — |
| Includes | animal-powered farm machine | homicide injuries inflicted by another person with intent to injure or kill, by any means Assassination (attempted) NOS Homicide (attempted) NOS |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources