Y31 — Falling, lying or running before or into moving object, undetermined intent
Not billable
Is Y31 billable?
No — Y31 is a non-billable header code. Y31 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 Y31.
Billable codes under this header
Y31 at a glance
| Code | Y31 |
|---|---|
| Description | Falling, lying or running before or into moving object, undetermined intent |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
How is Y31 listed in the External Cause Index?
These are the routes through the External Cause of Injuries Index that lead to Y31 — how the injury happened, rather than what the injury was.
- Lying before train, vehicle or other moving object › undetermined whether accidental or intentional
- Undetermined intent › falling, lying or running before moving object (contact) (exposure)
- Undetermined intent › lying, falling or running before moving object (contact) (exposure)
- Undetermined intent › running, falling or lying before moving object (contact) (exposure)
- Jumped, jumping › before moving object NEC › undetermined whether accidental or intentional
What codes fall under Y31? (3)
How long has Y31 existed?
Y31 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.