All ICD10 Codes

T67

Non-Billable
ChapterS00–T88
Rankcategory
Official Description

Effects of heat and light

Use a more specific code (9 billable, 1 non-billable)
T67.0Heatstroke and sunstrokehas subcodesT67.1Heat syncopeT67.2Heat crampT67.3Heat exhaustion, anhydroticT67.4Heat exhaustion due to salt depletionT67.5Heat exhaustion, unspecifiedT67.6Heat fatigue, transientT67.7Heat edemaT67.8Other effects of heat and lightT67.9Effect of heat and light, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88).

CH19 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
Use Additional Code
  • code to identify any retained foreign body, if applicable (Z18.-)

T66-T78 Parent Instructions

Code Also
  • , if applicable, place of occurrence, such as:
  • highway rest stop (Y92.523)
  • school (private) (public) (state) as the place of occurrence of the external cause (Y92.21-)
  • service areas as the place of occurrence of the external cause (Y92.52-)
  • single-family non-institutional (private) house as the place of occurrence of the external cause (Y92.01-)
  • transport vehicle as the place of occurrence of the external cause (Y92.81-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • erythema [dermatitis] ab igne (L59.0)
  • malignant hyperpyrexia due to anesthesia (T88.3)
  • radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
Excludes2(Not included here. Code separately if applicable.)

Clinical Hierarchy

BillableHas subcodes
CH19Injury, poisoning and certain other consequences of external causes (S00-T88)
T66-T78Other and unspecified effects of external causes (T66-T78)
T67Effects of heat and lightNot billable
T67.0Heatstroke and sunstrokeSubcodes
T67.1Heat syncopeBillable
T67.2Heat crampBillable
T67.3Heat exhaustion, anhydroticBillable
T67.4Heat exhaustion due to salt depletionBillable
T67.5Heat exhaustion, unspecifiedBillable
T67.6Heat fatigue, transientBillable
T67.7Heat edemaBillable
T67.8Other effects of heat and lightBillable
T67.9Effect of heat and light, unspecifiedBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to T67:

blockT66-T78
Other and unspecified effects of external causes (T66-T78)
View context instructions
chapterCH19
Injury, poisoning and certain other consequences of external causes (S00-T88)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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