T67.01 Heatstroke and sunstroke

Non-billable ICD-10-CM code.

Applicable to

• Heat apoplexy
• Heat pyrexia
• Siriasis
• Thermoplegia

Applies from T67 Effects of heat and light

Excludes1 (never code together)

• 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)

• burns (T20-T31)
• sunburn (L55.-)
• sweat disorder due to heat (L74-L75)

7th character note

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

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Applies from T67.0 Heatstroke and sunstroke

Use additional code

• code(s) to identify any associated complications of heatstroke, such as:
• coma and stupor (R40.-)
• rhabdomyolysis (M62.82)
• systemic inflammatory response syndrome (R65.1-)

Code annotations containing back-references to T67.01

Back-references to T67.0

• Code First: R65.1 Systemic inflammatory response syndrome (SIRS) of non-infectious origin ("heatstroke (T67.0-)")

Back-references to T67

• Type 1 Excludes: R53.8 Other malaise and fatigue ("exhaustion and fatigue due to heat (T67.-)")

Diagnosis Index entries for T67.01

• Apoplexia, apoplexy, apoplectic › heat
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › due to › heat
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › heat (effects)
• Fever (inanition) (of unknown origin) (persistent) (with chills) (with rigor) › thermic
• Heat (effects) › apoplexy
• Heat (effects) › fever
• Heat (effects) › hyperpyrexia
• Heat (effects) › pyrexia
• Heat (effects) › stroke
• Hyperpyrexia › heat (effects)
• Ictus solaris, solis
• Insolation (sunstroke)
• Pyrexia (of unknown origin) › atmospheric
• Pyrexia (of unknown origin) › heat
• Siriasis
• Stroke (apoplectic) (brain) (ischemic) (paralytic) › heat
• Stroke (apoplectic) (brain) (ischemic) (paralytic) › sun
• Sunstroke
• Thermoplegia

Nearby codes

• T67 Effects of heat and light
• T67.0 Heatstroke and sunstroke
• T67.01 Heatstroke and sunstroke (this code)
• T67.01XA Heatstroke and sunstroke, initial encounter
• T67.01XD Heatstroke and sunstroke, subsequent encounter
• T67.01XS Heatstroke and sunstroke, sequela
• T67.02 Exertional heatstroke
• T67.02XA Exertional heatstroke, initial encounter