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W88 - Exposure to ionizing radiation


The ICD 10 Code for Exposure to ionizing radiation is listed as W88.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: W88
Description: Exposure to ionizing radiation
  • Excludes1: exposure to sunlight (X32)
  • The appropriate 7th character is to be added to each code from category W88
  • A - initial encounter
  • D - subsequent encounter
  • S - sequela
Chapter External causes of morbidity (V00-Y99)
ICD-10-CM Children (deeper level / typically more specific) of W88:
W88.0 - Exposure to X-rays
W88.1 - Exposure to radioactive isotopes
W88.8 - Exposure to other ionizing radiation