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ICD-10-CM 2027

ICD-10 code for sunstroke

T67.01

Heatstroke and sunstroke

Header — needs a more specific code

From the official ICD-10-CM alphabetic index entry “Sunstroke”. Page updated September 29, 2026.

About coding sunstroke

The ICD-10-CM code for sunstroke is T67.01 (Heatstroke and sunstroke). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on T67.01.

Within T67.0 (heatstroke and sunstroke), T67.01 is specifically for heatstroke and sunstroke. Related codes cover exertional heatstroke (T67.02) and other heatstroke and sunstroke (T67.09).

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

It was added in FY2020, effective October 1, 2019.

More specific sunstroke codes (official index)

  • specified NEC T67.09 — Other heatstroke and sunstroke

Common questions about sunstroke ICD-10 codes

What is the ICD-10 code for sunstroke?

T67.01 — Heatstroke and sunstroke (a header code; report a more specific subcode). More specific codes apply when the documentation supports them: T67.09.

Is T67.01 billable?

No. T67.01 is a header code. Report one of its more specific subcodes instead.