Exposure to natural radiation

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 2 more specific codes instead:

X39.01 Exposure to radon (also a header)
X39.08 Exposure to other natural radiation (also a header)

This code requires a seventh character. See the rule below.

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2012 Added to the draft code set draft Exposure to natural radiation

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

Inherited from X39 Exposure to other forces of nature

Seventh character required

The appropriate 7th character is to be added to each code from category X39

Codes in the same group

Code	Description	Status
X39.8	Other exposure to forces of nature	Not billable