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
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

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.