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X30

Billable

Exposure to excessive natural heat

X30 is the ICD-10-CM code for Exposure to excessive natural heat. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
V00-Y99
Edition
FY2026

V00-Y99 External causes of morbidity

Includes

  • •Exposure to excessive heat as the cause of sunstroke
  • •Exposure to heat NOS

Excludes1 — not coded here

  • •excessive heat of man-made origin (W92)
  • •exposure to man-made radiation (W89)
  • •exposure to sunlight (X32)
  • •exposure to tanning bed (W89)

Frequently asked questions

What is ICD-10 code X30?
X30 is the ICD-10-CM code for "Exposure to excessive natural heat". It falls under V00-Y99 External causes of morbidity.
Is X30 a billable code?
Yes — X30 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from X30?
Excludes1 (not coded here): excessive heat of man-made origin (W92); exposure to man-made radiation (W89); exposure to sunlight (X32); exposure to tanning bed (W89).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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