Diagnosis Code: T66

Short Description: Radiation sickness, unspecified

Long Description: Radiation sickness, unspecified

The code T66 is NOT VALID for claim submission

Code Classification:

• Injury, poisoning and certain other consequences of external causes (S00–T88)
  • Other and unspecified effects of external causes (T66-T78)
    • Radiation sickness, unspecified (T66)
      • T66 Radiation sickness, unspecified

Code Version: 2022 ICD-10-CM

References to Index of Diseases and Injuries

The code T66 has the following ICD-10-CM references to the Index of Diseases and Injuries

• 7th Characters:
  • The appropriate 7th character is to be added to code @T66*
• Type 1 Excludes Notes:
  • specified adverse effects of radiation, such as:
  • burns (@T20*-@T31*)
  • leukemia (@C91*-@C95*)
  • radiation gastroenteritis and colitis (@K52.0*)
  • radiation pneumonitis (@J70.0*)
  • radiation related disorders of the skin and subcutaneous tissue (@L55*-@L59*)
  • sunburn (@L55*.-)

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This page was last updated on: 10/1/2023

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