ICD-10-CM X39: Exposure to other forces of nature

ICD-10-CM Diagnosis Code (2025)

Official Description for X39

Exposure to other forces of nature

Coding Notes & Guidelines for X39

Excludes1: Not Coded Here
  • contact with and (suspected) exposure to radon and other naturally occurring radiation (Z77.123)
  • exposure to man-made radiation (W88-W90)
  • exposure to sunlight (X32)
7th Character Guidance

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

7th Character Definitions
  • A: initial encounter
  • D: subsequent encounter
  • S: sequela

Child Codes (More Specific Codes for X39):

About ICD-10-CM Code X39 (Exposure to other forces of nature)

ICD-10-CM code X39 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM X39 became effective on October 1, 2024.

This page provides detailed information about X39 - Exposure to other forces of nature. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Exposure to other forces of nature.