ICD-10-CM W45: Foreign body or object entering through skin

ICD-10-CM Diagnosis Code (2025)

Official Description for W45

Foreign body or object entering through skin

Coding Notes & Guidelines for W45

Includes Notes
  • 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)
Inclusion Terms

Splinter in skin NOS

7th Character Guidance

The appropriate 7th character is to be added to each code from category W45

7th Character Definitions
  • A: initial encounter
  • D: subsequent encounter
  • S: sequela

Child Codes (More Specific Codes for W45):

W45.0 - Nail entering through skin W45.8 - Other foreign body or object entering through skin

About ICD-10-CM Code W45 (Foreign body or object entering through skin)

ICD-10-CM code W45 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM W45 became effective on October 1, 2024.

This page provides detailed information about W45 - Foreign body or object entering through skin. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Foreign body or object entering through skin.