T67.6Header code — not billable
Heat fatigue, transient
- Chapter
- 19. Injury, poisoning and certain other consequences of external causes
- Category
- T67
- Effective date
- October 1, 2026
Related codes in category T67
T67Effects of heat and lightT67.0Heatstroke and sunstrokeT67.01Heatstroke and sunstrokeT67.01XAHeatstroke and sunstroke, initial encounterYesT67.01XDHeatstroke and sunstroke, subsequent encounterYesT67.01XSHeatstroke and sunstroke, sequelaYesT67.02Exertional heatstrokeT67.02XAExertional heatstroke, initial encounterYesT67.02XDExertional heatstroke, subsequent encounterYesT67.02XSExertional heatstroke, sequelaYesT67.09Other heatstroke and sunstrokeT67.09XAOther heatstroke and sunstroke, initial encounterYes
Frequently asked questions
What is ICD-10 code T67.6?
T67.6 is an ICD-10-CM diagnosis code for Heat fatigue, transient.
Is T67.6 a billable code?
No. T67.6 is a category/header code, not billable on its own — use one of its more specific child codes instead.
What ICD-10-CM chapter is T67.6 in?
T67.6 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.
When did T67.6 become effective?
T67.6 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to T67.6?
T67.6 belongs to category T67, which includes 12 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.