ICD-10 W03
Non-Billable HeaderOther fall on same level due to collision with another person
About ICD-10-CM W03
ICD-10-CM code W03 represents Other fall on same level due to collision with another person. This is a non-billable header code in the External Causes of Morbidity chapter (block W03). The 2026 edition of ICD-10-CM W03 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 W03. Per CMS ICD-10-CM Tabular 2026.
- Fall due to non-transport collision with other person
Type 1 Excludes
Pure excludes, these codes can never be coded together with W03. The conditions are mutually exclusive (e.g., congenital vs acquired forms).
- collision with another person without fall (W51)
- crushed or pushed by a crowd or human stampede (W52)
- fall involving pedestrian conveyance (V00-V09)
- fall due to ice or snow (W00)
- fall on same level NOS (W18.30)
Coding Notes
Seven Chr Note
- The appropriate 7th character is to be added to code W03
Medicare LCD Coverage for W03
Local Coverage Determinations (LCDs) from CMS MACs that list W03 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 W03.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but W03 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with W03
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 W03
Other codes in section W00-W19 (Slipping, tripping, stumbling and falls).
ICD-10 W03, Billing FAQ
Is ICD-10 code W03 billable? +
No, W03 is a non-billable header code. Use a more specific child code from block W03 when submitting claims.
What other names or terms map to W03? +
ICD-10 W03 includes: Fall due to non-transport collision with other person.
What codes are Type 1 Excludes for W03? +
Type 1 Excludes (never code together with W03): collision with another person without fall (W51); crushed or pushed by a crowd or human stampede (W52); fall involving pedestrian conveyance (V00-V09)
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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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