2026 ICD-10-CM Diagnosis Code W44Foreign body entering into or through a natural orifice

ICD-10-CM Codes›V01–Y99›W20-W49›W44

ICD-10-CM W44
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

W44 is a non-billable ICD-10-CM category code for foreign body entering into or through a natural orifice, so it cannot be submitted on claims. Use a more specific code from this category instead, such as W44.8XXA, W44.8XXD, W44.8XXS, and W44.9XXA.

Code Identity

ICD-10-CM Code
W44
Billable Status
No — Non-Billable Category
Code Describes
Foreign body entering into or through a natural orifice
Short Description
Foreign body entering into or through a natural orifice
Same as the full description in the CMS dataset.
Chapter
W20-W49
Exposure to inanimate mechanical forces

Code Classification

ChapterV01–Y99External causes of morbidity and mortality
SectionW20-W49Exposure to inanimate mechanical forces
CategoryW44Foreign body entering into or through a natural orifice
This CodeW44Foreign body entering into or through a natural orifice

Specific Coding for Foreign body entering into or through a natural orificeOverview

Non-specific codes like W44 require more characters. Use one of these billable codes instead:

  • W44.8 for Other foreign body entering into or through a natural orifice

  • W44.9 for Unspecified foreign body entering into or through a natural orifice

  • W44.A for Battery entering into or through a natural orifice

  • W44.A0 for Battery unspecified, entering into or through a natural orifice

  • W44.A1 for Button battery entering into or through a natural orifice

  • W44.A9 for Other batteries entering into or through a natural orifice

  • W44.B for Plastic entering into or through a natural orifice

  • W44.B0 for Plastic object unspecified, entering into or through a natural orifice

  • W44.B1 for Plastic bead entering into or through a natural orifice

  • W44.B2 for Plastic coin entering into or through a natural orifice

  • W44.B3 for Plastic toy and toy part entering into or through a natural orifice

  • W44.B4 for Plastic jewelry entering into or through a natural orifice

  • W44.B5 for Plastic bottle entering into or through a natural orifice

  • W44.B9 for Other plastic object entering into or through a natural orifice

  • W44.C for Glass entering into or through a natural orifice

  • W44.C0 for Glass unspecified, entering into or through a natural orifice

  • W44.C1 for Sharp glass entering into or through a natural orifice

  • W44.C2 for Intact glass entering into or through a natural orifice

  • W44.D for Magnetic metal entering into or through a natural orifice

  • W44.D0 for Magnetic metal object unspecified, entering into or through a natural orifice

  • W44.D1 for Magnetic metal bead entering into or through a natural orifice

  • W44.D2 for Magnetic metal coin entering into or through a natural orifice

  • W44.D3 for Magnetic metal toy entering into or through a natural orifice

  • W44.D4 for Magnetic metal jewelry entering into or through a natural orifice

  • W44.D9 for Other magnetic metal objects entering into or through a natural orifice

  • W44.E for Non-magnetic metal entering into or through a natural orifice

  • W44.E0 for Non-magnetic metal object unspecified, entering into or through a natural orifice

  • W44.E1 for Non-magnetic metal bead entering into or through a natural orifice

  • W44.E2 for Non-magnetic metal coin entering into or through a natural orifice

  • W44.E3 for Non-magnetic metal toy entering into or through a natural orifice

  • W44.E4 for Non-magnetic metal jewelry entering into or through a natural orifice

  • W44.E9 for Other non-magnetic metal objects entering into or through a natural orifice

  • W44.F for Objects of natural or organic material entering into or through a natural orifice

  • W44.F0 for Objects of natural or organic material unspecified, entering into or through a natural orifice

  • W44.F1 for Bezoar entering into or through a natural orifice

  • W44.F2 for Rubber band entering into or through a natural orifice

  • W44.F3 for Food entering into or through a natural orifice

  • W44.F4 for Insect entering into or through a natural orifice

  • W44.F9 for Other object of natural or organic material, entering into or through a natural orifice

  • W44.G for Other non-organic objects entering into or through a natural orifice

  • W44.G0 for Other non-organic objects unspecified, entering into or through a natural orifice

  • W44.G1 for Audio device entering into or through a natural orifice

  • W44.G2 for Combination metal and plastic toy and toy part entering into or through natural orifice

  • W44.G3 for Combination metal and plastic jewelry entering into or through a natural orifice

  • W44.G9 for Other non-organic objects entering into or through a natural orifice

  • W44.H for Other sharp object entering into or through a natural orifice

  • W44.H0 for Other sharp object unspecified, entering into or through a natural orifice

  • W44.H1 for Needle entering into or through a natural orifice

  • W44.H2 for Knife, sword or dagger entering into or through a natural orifice

  • W44.H9 for Other sharp object entering into or through a natural orifice

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 2 Excludes

  • contact with other sharp objects W26
  • contact with sharp glass W25
  • foreign body or object entering through skin W45

7th Character Note

  • The appropriate 7th character is to be added to each code from category W44

7th Character

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Code HistoryHistory

FY 2024AddedAdded to the ICD-10-CM code setEffective October 1, 2023.
FY 2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About W44Overview

What is the ICD-10 code for foreign body entering into or through a natural orifice?

W44 is the ICD-10-CM category for foreign body entering into or through a natural orifice, but it is a non-billable header: claims need a more specific code from this category, listed on this page.

Is W44 (Foreign body entering into or through a natural orifice) a billable code?

No. This is a category header that groups the codes for foreign body entering into or through a natural orifice, and headers cannot be submitted on claims. Claims for foreign body entering into or through a natural orifice need a more specific code from this category, such as W44.8XXA, W44.8XXD, and W44.8XXS.