ICD-10 W74
Non-Billable HeaderUnspecified cause of accidental drowning and submersion
About ICD-10-CM W74
ICD-10-CM code W74 represents Unspecified cause of accidental drowning and submersion. This is a non-billable header code in the External Causes of Morbidity chapter (block W74). The 2026 edition of ICD-10-CM W74 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.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under W74. Per CMS ICD-10-CM Tabular 2026.
- Drowning NOS
Coding Notes
Seven Chr Note
- The appropriate 7th character is to be added to code W74
Medicare LCD Coverage for W74
Local Coverage Determinations (LCDs) from CMS MACs that list W74 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 W74.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but W74 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with W74
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 W74
Other codes in section W65-W74 (Accidental non-transport drowning and submersion).
ICD-10 W74, Billing FAQ
Is ICD-10 code W74 billable? +
No, W74 is a non-billable header code. Use a more specific child code from block W74 when submitting claims.
What other names or terms map to W74? +
ICD-10 W74 includes: Drowning NOS.
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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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