X30 Exposure to excessive natural heat

Non-billable ICD-10-CM code.

Applicable to

• Exposure to excessive heat as the cause of sunstroke
• Exposure to heat NOS

Excludes1 (never code together)

• excessive heat of man-made origin (W92)
• exposure to man-made radiation (W89)
• exposure to sunlight (X32)
• exposure to tanning bed (W89)

7th character note

• The appropriate 7th character is to be added to code X30

7th character required

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

Applies from X30 Exposure to excessive natural heat

Applicable to

• Exposure to excessive heat as the cause of sunstroke
• Exposure to heat NOS

Excludes1 (never code together)

• excessive heat of man-made origin (W92)
• exposure to man-made radiation (W89)
• exposure to sunlight (X32)
• exposure to tanning bed (W89)

7th character note

• The appropriate 7th character is to be added to code X30

7th character required

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

Code annotations containing back-references to X30

Back-references to X30

• Type 1 Excludes: V93.2 Heat exposure on board watercraft ("exposure to natural heat while on board watercraft (X30)")

Back-references to X30

• Type 1 Excludes: V93.2 Heat exposure on board watercraft ("exposure to natural heat while on board watercraft (X30)")

Diagnosis Index entries for X30

• Effect (s) (adverse) of › insolation
• Exposure (to) › excessive › heat (natural) NEC
• Forces of nature › heat (natural)
• Heat (effects of) (excessive)
• Heat (effects of) (excessive) › due to › weather (conditions)
• Hot › weather, effects
• Ictus › solaris
• Insolation, effects
• Overexposure (accidental) (to) › heat

Nearby codes

• X30 Exposure to excessive natural heat (this code)
• X30.XXXA Exposure to excessive natural heat, initial encounter
• X30.XXXD Exposure to excessive natural heat, subsequent encounter
• X30.XXXS Exposure to excessive natural heat, sequela