W10: Fall on and from stairs and steps
Codes under W10 (Fall on and from stairs and steps). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| W10.0 | Fall (on)(from) escalator | — |
| W10.0 | Fall (on)(from) escalator | — |
| W10.0XXA | Fall (on)(from) escalator, initial encounter | ✓ |
| W10.0XXA | Fall (on)(from) escalator, initial encounter | ✓ |
| W10.0XXD | Fall (on)(from) escalator, subsequent encounter | ✓ |
| W10.0XXD | Fall (on)(from) escalator, subsequent encounter | ✓ |
| W10.0XXS | Fall (on)(from) escalator, sequela | ✓ |
| W10.0XXS | Fall (on)(from) escalator, sequela | ✓ |
| W10.1 | Fall (on)(from) sidewalk curb | — |
| W10.1 | Fall (on)(from) sidewalk curb | — |
| W10.1XXA | Fall (on)(from) sidewalk curb, initial encounter | ✓ |
| W10.1XXA | Fall (on)(from) sidewalk curb, initial encounter | ✓ |
| W10.1XXD | Fall (on)(from) sidewalk curb, subsequent encounter | ✓ |
| W10.1XXD | Fall (on)(from) sidewalk curb, subsequent encounter | ✓ |
| W10.1XXS | Fall (on)(from) sidewalk curb, sequela | ✓ |
| W10.1XXS | Fall (on)(from) sidewalk curb, sequela | ✓ |
| W10.2 | Fall (on)(from) incline | — |
| W10.2 | Fall (on)(from) incline | — |
| W10.2XXA | Fall (on)(from) incline, initial encounter | ✓ |
| W10.2XXA | Fall (on)(from) incline, initial encounter | ✓ |
| W10.2XXD | Fall (on)(from) incline, subsequent encounter | ✓ |
| W10.2XXD | Fall (on)(from) incline, subsequent encounter | ✓ |
| W10.2XXS | Fall (on)(from) incline, sequela | ✓ |
| W10.2XXS | Fall (on)(from) incline, sequela | ✓ |
| W10.8 | Fall (on) (from) other stairs and steps | — |
| W10.8 | Fall (on) (from) other stairs and steps | — |
| W10.8XXA | Fall (on) (from) other stairs and steps, initial encounter | ✓ |
| W10.8XXA | Fall (on) (from) other stairs and steps, initial encounter | ✓ |
| W10.8XXD | Fall (on) (from) other stairs and steps, subsequent encounter | ✓ |
| W10.8XXD | Fall (on) (from) other stairs and steps, subsequent encounter | ✓ |
| W10.8XXS | Fall (on) (from) other stairs and steps, sequela | ✓ |
| W10.8XXS | Fall (on) (from) other stairs and steps, sequela | ✓ |
| W10.9 | Fall (on) (from) unspecified stairs and steps | — |
| W10.9 | Fall (on) (from) unspecified stairs and steps | — |
| W10.9XXA | Fall (on) (from) unspecified stairs and steps, initial encounter | ✓ |
| W10.9XXA | Fall (on) (from) unspecified stairs and steps, initial encounter | ✓ |
| W10.9XXD | Fall (on) (from) unspecified stairs and steps, subsequent encounter | ✓ |
| W10.9XXD | Fall (on) (from) unspecified stairs and steps, subsequent encounter | ✓ |
| W10.9XXS | Fall (on) (from) unspecified stairs and steps, sequela | ✓ |
| W10.9XXS | Fall (on) (from) unspecified stairs and steps, sequela | ✓ |
Frequently asked questions
What is ICD-10-CM code W10?
W10 is an ICD-10-CM category covering Fall on and from stairs and steps. It contains 40 more specific diagnosis codes, 30 of which are billable.
Is W10 a billable code?
No — W10 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example W10.0 — Fall (on)(from) escalator). 30 of the 40 codes under W10 are billable.
What codes fall under W10?
W10 includes W10.0, W10.0, W10.0XXA, W10.0XXA, W10.0XXD, plus 35 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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