2025
ICD-10-CM
Diagnosis
Code

T67 Effects of heat and light

Non-billable
2016–2025

T67 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: 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)

Seventh character note

The appropriate 7th character is to be added to each code from category T67

Seventh character extensions

A: initial encounter
D: subsequent encounter
S: sequela

Codes

Versions

2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code