W31.1 — Contact with metalworking machines
Is W31.1 billable?
No — W31.1 is a non-billable header code. W31.1 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 3 billable codes beneath W31.1.
W31.1 at a glance
| Code | W31.1 |
|---|---|
| Description | Contact with metalworking machines |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is W31.1 listed in the External Cause Index?
These are the routes through the External Cause of Injuries Index that lead to W31.1 — how the injury happened, rather than what the injury was.
- Contact › with › abrasive wheel (accidental)
- Contact › with › forgingmachine (accidental)
- Contact › with › lathe (accidental)
- Contact › with › sawing machine, metal (accidental)
- Contact › with › machine, machinery › abrasive wheel (accidental)
- Contact › with › machine, machinery › drilling, metal (accidental)
- Contact › with › machine, machinery › forging machine (accidental)
- Contact › with › machine, machinery › lathe (accidental)
- Contact › with › machine, machinery › metal drill (accidental)
- Contact › with › machine, machinery › metalworking (accidental)
- Contact › with › machine, machinery › milling, metal (accidental)
- Contact › with › machine, machinery › power press, metal (accidental)
Inclusion terms
Alternative wording in documentation that is classified to W31.1.
- Contact with abrasive wheel
- Contact with forging machine
- Contact with lathe
- Contact with mechanical shears
- Contact with metal drilling machine
- Contact with milling machine
- Contact with power press
- Contact with rolling-mill
- Contact with metal sawing machine
Excludes1 — never code together — inherited from W20-W49
The conditions below can never be reported together with W31.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from W31
The conditions below can never be reported together with W31.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
What codes fall under W31.1? (3)
How long has W31.1 existed?
W31.1 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.