W88.1⚠ Requires 7th Character

Exposure to radioactive isotopes

⚠ 7th Character Required

The appropriate 7th character is to be added to each code from category W88

This code is not valid for billing without a 7th character. Append one of the following to W88.1:

Ainitial encounterW88.1XXADsubsequent encounterW88.1XXDSsequelaW88.1XXS

Sub-codes of W88.1(3)

W88.1 is a non-billable header. Select a sub-code to bill.

W88.1AExposure to radioactive isotopes, initial encounter✓ BillableW88.1DExposure to radioactive isotopes, subsequent encounter✓ BillableW88.1SExposure to radioactive isotopes, sequela✓ Billable

Also Indexed As(ICD-10-CM Alphabetic Index)

These clinical terms, synonyms, and manifestations all map to W88.1 in the official ICD-10-CM Alphabetic Index.

Radiation (exposure to), atomic power plant (malfunction) NECRadiation (exposure to), gamma raysRadiation (exposure to), ionized, ionizing (particles, artificially accelerated), radioisotopesRadiation (exposure to), radioactive isotopes (any)Radiation (exposure to), radioactive isotopes (any), atomic power plant malfunctionRadiation (exposure to), radium NEC

Code Hierarchy

┌20External causes of morbidity (V00-Y99)├W85-W99Exposure to electric current, radiation and extreme ambient air temperature and pressure (W85-W99)├W88Exposure to ionizing radiation
└W88.1Exposure to radioactive isotopes

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