ICD-10-CM Diagnosis Code (2025)
Official Description for W88
Exposure to ionizing radiation
Coding Notes & Guidelines for W88
Excludes1: Not Coded Here
exposure to sunlight (X32)
7th Character Guidance
The appropriate 7th character is to be added to each code from category W88
7th Character Definitions
- A: initial encounter
- D: subsequent encounter
- S: sequela
Child Codes (More Specific Codes for W88):
About ICD-10-CM Code W88 (Exposure to ionizing radiation)
ICD-10-CM code W88 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 W88 became effective on October 1, 2024.
This page provides detailed information about W88 - Exposure to ionizing radiation. 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 Exposure to ionizing radiation.