ICD-10-CM category
Z18: Retained foreign body fragments
Codes under Z18 (Retained foreign body fragments). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| Z18.0 | Retained radioactive fragments | — |
| Z18.01 | Retained depleted uranium fragments | ✓ |
| Z18.1 | Retained metal fragments | — |
| Z18.2 | Retained plastic fragments | ✓ |
| Z18.3 | Retained organic fragments | — |
| Z18.8 | Other specified retained foreign body | — |
| Z18.09 | Other retained radioactive fragments | ✓ |
| Z18.9 | Retained foreign body fragments, unspecified material | ✓ |
| Z18.10 | Retained metal fragments, unspecified | ✓ |
| Z18.11 | Retained magnetic metal fragments | ✓ |
| Z18.12 | Retained nonmagnetic metal fragments | ✓ |
| Z18.31 | Retained animal quills or spines | ✓ |
| Z18.32 | Retained tooth | ✓ |
| Z18.33 | Retained wood fragments | ✓ |
| Z18.39 | Other retained organic fragments | ✓ |
| Z18.81 | Retained glass fragments | ✓ |
| Z18.83 | Retained stone or crystalline fragments | ✓ |
| Z18.89 | Other specified retained foreign body fragments | ✓ |
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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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