ICD-10-CM category
W49: Exposure to other inanimate mechanical forces
Codes under W49 (Exposure to other inanimate mechanical forces). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| W49.0 | Item causing external constriction | — |
| W49.01 | Hair causing external constriction | — |
| W49.01XA | Hair causing external constriction, initial encounter | ✓ |
| W49.01XD | Hair causing external constriction, subsequent encounter | ✓ |
| W49.01XS | Hair causing external constriction, sequela | ✓ |
| W49.02 | String or thread causing external constriction | — |
| W49.02XA | String or thread causing external constriction, initial encounter | ✓ |
| W49.02XD | String or thread causing external constriction, subsequent encounter | ✓ |
| W49.02XS | String or thread causing external constriction, sequela | ✓ |
| W49.03 | Rubber band causing external constriction | — |
| W49.03XA | Rubber band causing external constriction, initial encounter | ✓ |
| W49.03XD | Rubber band causing external constriction, subsequent encounter | ✓ |
| W49.03XS | Rubber band causing external constriction, sequela | ✓ |
| W49.04 | Ring or other jewelry causing external constriction | — |
| W49.04XA | Ring or other jewelry causing external constriction, initial encounter | ✓ |
| W49.04XD | Ring or other jewelry causing external constriction, subsequent encounter | ✓ |
| W49.04XS | Ring or other jewelry causing external constriction, sequela | ✓ |
| W49.09 | Other specified item causing external constriction | — |
| W49.9 | Exposure to other inanimate mechanical forces | — |
| W49.09XA | Other specified item causing external constriction, initial encounter | ✓ |
| W49.09XD | Other specified item causing external constriction, subsequent encounter | ✓ |
| W49.09XS | Other specified item causing external constriction, sequela | ✓ |
| W49.9XXA | Exposure to other inanimate mechanical forces, initial encounter | ✓ |
| W49.9XXD | Exposure to other inanimate mechanical forces, subsequent encounter | ✓ |
| W49.9XXS | Exposure to other inanimate mechanical forces, sequela | ✓ |
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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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