W45: Foreign body or object entering through skin
Codes under W45 (Foreign body or object entering through skin). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| W45.0 | Nail entering through skin | — |
| W45.0 | Nail entering through skin | — |
| W45.0XXA | Nail entering through skin, initial encounter | ✓ |
| W45.0XXA | Nail entering through skin, initial encounter | ✓ |
| W45.0XXD | Nail entering through skin, subsequent encounter | ✓ |
| W45.0XXD | Nail entering through skin, subsequent encounter | ✓ |
| W45.0XXS | Nail entering through skin, sequela | ✓ |
| W45.0XXS | Nail entering through skin, sequela | ✓ |
| W45.3 | Fishing hook entering through skin | — |
| W45.3 | Fishing hook entering through skin | — |
| W45.3XXA | Fishing hook entering through skin, initial encounter | ✓ |
| W45.3XXA | Fishing hook entering through skin, initial encounter | ✓ |
| W45.3XXD | Fishing hook entering through skin, subsequent encounter | ✓ |
| W45.3XXD | Fishing hook entering through skin, subsequent encounter | ✓ |
| W45.3XXS | Fishing hook entering through skin, sequela | ✓ |
| W45.3XXS | Fishing hook entering through skin, sequela | ✓ |
| W45.8 | Other foreign body or object entering through skin | — |
| W45.8 | Other foreign body or object entering through skin | — |
| W45.8XXA | Other foreign body or object entering through skin, initial encounter | ✓ |
| W45.8XXA | Other foreign body or object entering through skin, initial encounter | ✓ |
| W45.8XXD | Other foreign body or object entering through skin, subsequent encounter | ✓ |
| W45.8XXD | Other foreign body or object entering through skin, subsequent encounter | ✓ |
| W45.8XXS | Other foreign body or object entering through skin, sequela | ✓ |
| W45.8XXS | Other foreign body or object entering through skin, sequela | ✓ |
Frequently asked questions
What is ICD-10-CM code W45?
W45 is an ICD-10-CM category covering Foreign body or object entering through skin. It contains 24 more specific diagnosis codes, 18 of which are billable.
Is W45 a billable code?
No — W45 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 W45.0 — Nail entering through skin). 18 of the 24 codes under W45 are billable.
What codes fall under W45?
W45 includes W45.0, W45.0, W45.0XXA, W45.0XXA, W45.0XXD, plus 19 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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