Z18.33
Billable codeRetained wood fragments
The ICD-10 code for retained wood fragments is Z18.33.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- Z18.31Retained animal quills or spines
- Z18.32Retained tooth
- Z18.39Other retained organic fragments
- Z18.33Retained wood fragments
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- V9033
Associated MS-DRGs
Z18.33 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.