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ICD-10-CM · FY 2026 APRIL UPDATE

T67

Effects of heat and light

Diagnosis reference

Nonbillable category

This entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.

Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification

Related entries

Up to 30 descendants in this category

CODEDESCRIPTIONTYPE
T67.0Heatstroke and sunstrokeCategory
T67.01Heatstroke and sunstrokeCategory
T67.01XAHeatstroke and sunstroke, initial encounterBillable
T67.01XDHeatstroke and sunstroke, subsequent encounterBillable
T67.01XSHeatstroke and sunstroke, sequelaBillable
T67.02Exertional heatstrokeCategory
T67.02XAExertional heatstroke, initial encounterBillable
T67.02XDExertional heatstroke, subsequent encounterBillable
T67.02XSExertional heatstroke, sequelaBillable
T67.09Other heatstroke and sunstrokeCategory
T67.09XAOther heatstroke and sunstroke, initial encounterBillable
T67.09XDOther heatstroke and sunstroke, subsequent encounterBillable
T67.09XSOther heatstroke and sunstroke, sequelaBillable
T67.1Heat syncopeCategory
T67.1XXAHeat syncope, initial encounterBillable
T67.1XXDHeat syncope, subsequent encounterBillable
T67.1XXSHeat syncope, sequelaBillable
T67.2Heat crampCategory
T67.2XXAHeat cramp, initial encounterBillable
T67.2XXDHeat cramp, subsequent encounterBillable
T67.2XXSHeat cramp, sequelaBillable
T67.3Heat exhaustion, anhydroticCategory
T67.3XXAHeat exhaustion, anhydrotic, initial encounterBillable
T67.3XXDHeat exhaustion, anhydrotic, subsequent encounterBillable
T67.3XXSHeat exhaustion, anhydrotic, sequelaBillable
T67.4Heat exhaustion due to salt depletionCategory
T67.4XXAHeat exhaustion due to salt depletion, initial encounterBillable
T67.4XXDHeat exhaustion due to salt depletion, subsequent encounterBillable
T67.4XXSHeat exhaustion due to salt depletion, sequelaBillable
T67.5Heat exhaustion, unspecifiedCategory

Use the complete reference

This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.

Open official CMS files

ICD-10-CM codes describe diagnoses. They do not have an independent Medicare PFS reimbursement amount, and billability alone does not establish coverage.