Excludes1

  • exposure to:
  • failure in dosage of radiation or temperature during surgical and medical care (Y63.2-Y63.5)
  • lightning (T75.0-)
  • natural cold (X31)
  • natural heat (X30)
  • natural radiation NOS (X39)
  • radiological procedure and radiotherapy (Y84.2)
  • sunlight (X32)
  1. W90 Exposure to other nonionizing radiation

    Excludes2

    • exposure to sunlight (X32)

    The appropriate 7th character is to be added to each code from category W90

    • A - initial encounter
    • D - subsequent encounter
    • S - sequela
    1. W90.0 Exposure to radiofrequency

    2. W90.1 Exposure to infrared radiation

    3. W90.2 Exposure to laser radiation

    4. W90.8 Exposure to other nonionizing radiation

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.