W30.9XXA vs W40.8
W30.9XXA (Contact with unspecified agricultural machinery, initial encounter) compared with W40.8 (Explosion of other specified explosive materials), 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. W30.9XXA carries an Excludes1 note covering W40.8: “explosion of grain store (W40.8)”
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
| W30.9XXAContact with unspecified agricultural machinery, initial encounter | W40.8Explosion of other specified explosive materials | |
|---|---|---|
| Billing status | Billable | Non-billable header |
| Classification | V00-Y99 — External Causes of Morbidity (V00-Y99) | V00-Y99 — External Causes of Morbidity (V00-Y99) |
| Definition | Contact with unspecified agricultural machinery, initial encounter is a billable ICD-10-CM diagnosis code (W30.9A). | Explosion of other specified explosive materials is a non-billable ICD-10-CM category code (W40.8). |
| 7th character | The appropriate 7th character is to be added to each code from category W30 | The appropriate 7th character is to be added to each code from category W40 |
| Includes | animal-powered farm machine Contact with farm machinery NOS | Explosion in dump NOS Explosion in factory NOS Explosion in grain store Explosion in munitions |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources