ICD-10 X19
Non-Billable HeaderContact with other heat and hot substances
About ICD-10-CM X19
ICD-10-CM code X19 represents Contact with other heat and hot substances. This is a non-billable header code in the External Causes of Morbidity chapter (block X19). The 2026 edition of ICD-10-CM X19 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Type 1 Excludes
Pure excludes, these codes can never be coded together with X19. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- objects that are not normally hot, e.g., an object made hot by a house fire (X00-X08)
Coding Notes
Seven Chr Note
- The appropriate 7th character is to be added to code X19
Medicare LCD Coverage for X19
Local Coverage Determinations (LCDs) from CMS MACs that list X19 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing X19.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but X19 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with X19
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To X19
Other codes in section X10-X19 (Contact with heat and hot substances).
ICD-10 X19, Billing FAQ
Is ICD-10 code X19 billable? +
No, X19 is a non-billable header code. Use a more specific child code from block X19 when submitting claims.
What codes are Type 1 Excludes for X19? +
Type 1 Excludes (never code together with X19): objects that are not normally hot, e.g., an object made hot by a house fire (X00-X08)
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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