X30Exposure to excessive natural heat
ICD-10-CM category (non-billable header) code — part of Exposure to forces of nature (X30-X39)
Coding Notes
Inclusion Terms
- Exposure to excessive heat as the cause of sunstroke
- Exposure to heat NOS
Excludes1 (never code both together)
- excessive heat of man-made origin (W92)
- exposure to man-made radiation (W89)
- exposure to sunlight (X32)
- exposure to tanning bed (W89)
7th Character Note
- The appropriate 7th character is to be added to code X30
Subcategories (3)
- X30.XXXA Exposure to excessive natural heat, initial encounter
- X30.XXXD Exposure to excessive natural heat, subsequent encounter
- X30.XXXS Exposure to excessive natural heat, sequela