ICD-10-CM Codes
S00-T88 Injury, poisoning and certain other consequences of external causes
T66-T78 Other and unspecified effects of external causes
T67- Effects of heat and light
2021 ICD-10-CM Diagnosis Code T67.6

2021 ICD-10-CM Diagnosis Code T67.6

Heat fatigue, transient

2016

2017

2018

2019

2020

2021

Non-Billable/Non-Specific Code

T67.6 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
The 2021 edition of ICD-10-CM T67.6 became effective on October 1, 2020.
This is the American ICD-10-CM version of T67.6 - other international versions of ICD-10 T67.6 may differ.

The following code(s) above T67.6 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to T67.6:

S00-T88
2021 ICD-10-CM Range S00-T88
Injury, poisoning and certain other consequences of external causes
Note
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
Type 1 Excludes
- birth trauma (P10-P15)
- obstetric trauma (O70-O71)
Use Additional
- code to identify any retained foreign body, if applicable (Z18.-)
Injury, poisoning and certain other consequences of external causes
T67
ICD-10-CM Diagnosis Code T67
Effects of heat and light
Type 1 Excludes
- erythema [dermatitis] ab igne (L59.0)
- malignant hyperpyrexia due to anesthesia (T88.3)
- radiation-related disorders of the skin and subcutaneous tissue (L55-L59)
Type 2 Excludes
- burns (T20-T31)
- sunburn (L55.-)
- sweat disorder due to heat (L74-L75)
Effects of heat and light

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to T67.6:

Fatigue R53.83
ICD-10-CM Diagnosis Code R53.83
Other fatigue
Applicable To
Fatigue NOS
Lack of energy
Lethargy
Tiredness
Type 2 Excludes
exhaustion and fatigue due to depressive episode (F32.-)
- heat T67.6 (transient)
Heat (effects) T67.9
ICD-10-CM Diagnosis Code T67.9
Effect of heat and light, unspecified
- fatigue T67.6 (transient)

ICD-10-CM Codes Adjacent To T67.6

T67.3XXD …… subsequent encounter

T67.3XXS …… sequela

T67.4 Heat exhaustion due to salt depletion

T67.4XXA …… initial encounter

T67.4XXD …… subsequent encounter

T67.4XXS …… sequela

T67.5 Heat exhaustion, unspecified

T67.5XXA …… initial encounter

T67.5XXD …… subsequent encounter

T67.5XXS …… sequela

T67.6 Heat fatigue, transient

T67.6XXA …… initial encounter

T67.6XXD …… subsequent encounter

T67.6XXS …… sequela

T67.7 Heat edema

T67.7XXA …… initial encounter

T67.7XXD …… subsequent encounter

T67.7XXS …… sequela

T67.8 Other effects of heat and light

T67.8XXA …… initial encounter

T67.8XXD …… subsequent encounter

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2021 ICD-10-CM Diagnosis Code T67.6

Heat fatigue, transient

Injury, poisoning and certain other consequences of external causes

Effects of heat and light

Other fatigue

Effect of heat and light, unspecified