T67.5XXA — Heat exhaustion, unspecified, initial encounter

T67.5XXA

ICD-10 Chapter 19: Injury & Poisoning — illustrative image
Chapter 19: Injury, poisoning and certain other consequences of external causes (S00–T88) — illustrative image

What this code means

Heat exhaustion from exposure to high temperatures, causing dizziness, nausea and heavy sweating; type unspecified, first encounter.

Also called: heat exhaustion.

When this code is used

Used for heat exhaustion, unspecified, initial encounter.

Where it sits in ICD-10-CM

Code T67.5XXA belongs to Chapter 19: Injury, poisoning and certain other consequences of external causes, which covers codes S00–T88 in the FY2027 ICD-10-CM tabular list. The official description above is copied verbatim from the CDC/NCHS FY2027 code file.

Related symptoms

Frequently asked questions

What is ICD-10-CM code T67.5XXA?

T67.5XXA is the ICD-10-CM diagnosis code for “Heat exhaustion, unspecified, initial encounter”. Heat exhaustion from exposure to high temperatures, causing dizziness, nausea and heavy sweating; type unspecified, first encounter.

When is code T67.5XXA used?

Used for heat exhaustion, unspecified, initial encounter. It belongs to Chapter 19 of ICD-10-CM (Injury, poisoning and certain other consequences of external causes).

This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.

More codes in Chapter 19

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