W45

Non-billable

Foreign body or object entering through skin

W45 is the ICD-10-CM code for Foreign body or object entering through skin. It is a non-billable category code — use a more specific child code such as W45.0 for billing.

Status
Header (non-billable)
Chapter
V00-Y99
Subcodes
3
Edition
FY2026

V00-Y99 External causes of morbidity

What this means — in plain language

MedlinePlus · NIH

If you've ever gotten a splinter or had sand in your eye, you've had experience with a foreign body. A foreign body is something that is stuck inside you but isn't supposed to be there. You may inhale or swallow a foreign body, or you may get one from an injury to almost any part of your body. Foreign bodies are more common in small children, who sometimes stick things in their mouths, ears, and noses. Some foreign…

Read more about Foreign Bodies at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • foreign body or object embedded in skin
  • nail embedded in skin

Excludes2 — not included here

  • contact with hand tools (nonpowered) (powered) (W27-W29)
  • contact with other sharp object(s) (W26.-)
  • contact with sharp glass (W25.-)
  • struck by objects (W20-W22)

Frequently asked questions

What is ICD-10 code W45?
W45 is the ICD-10-CM code for "Foreign body or object entering through skin". It falls under V00-Y99 External causes of morbidity.
Is W45 a billable code?
No — W45 is a non-billable header code. Use a more specific child code (such as W45.0) for billing.
What are the subcodes of W45?
W45 has 3 more specific child codes, including W45.0, W45.3, W45.8.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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