W03.XXXA is the authoritative medical code for Other fall on same level due to collision with another person, initial encounter. This classification is used in medical billing and clinical recording to specify the clinical criteria for other fall on same level due to collision with another person, initial encounter (ICD-10-CM W03.XXXA), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Other fall on same level due to collision with another person, initial encounter is a billable ICD-10-CM diagnosis code W03A. Inclusion terms: Fall due to non-transport collision with other person. Excludes1 (not coded here): 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; assault involving a fall Y01-Y02; fall from animal V80.-; fall (in) from machinery (in operation) W28-W31; fall (in) from transport vehicle V01-V99; intentional self-harm involving a fall X80-X81. Excludes2 (not included here): at risk for fall (history of fall) Z91.81; fall (in) from burning building X00.-; fall into fire (X00-X04, X08). 7th character: The appropriate 7th character is to be added to code W03.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for W03.XXXA in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- Fall due to non-transport collision with other person
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- 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
- assault involving a fall Y01-Y02
- fall from animal V80.-
- fall (in) from machinery (in operation) W28-W31
- fall (in) from transport vehicle V01-V99
- intentional self-harm involving a fall X80-X81
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- at risk for fall (history of fall) Z91.81
- fall (in) from burning building X00.-
- fall into fire (X00-X04, X08)
Frequently Asked Questions (FAQ) & Clinical Guidance
Does W03.XXXA require a 7th character?
Yes. The appropriate 7th character is to be added to code W03.
What can't be coded together with W03.XXXA?
Per Excludes1 instructions, W03.XXXA must not be reported with: 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).
Can W03.XXXA be reported alongside related conditions?
Per Excludes2 instructions, W03.XXXA and the following may both be reported when both are present: at risk for fall (history of fall) Z91.81; fall (in) (from) burning building (X00.-); fall into fire (X00-X04, X08).
What conditions are included under W03.XXXA?
Other fall on same level due to collision with another person, initial encounter includes: Fall due to non-transport collision with other person.
Codes in This Family (1)
Official ICD-10-CM classifications in the same code family as W03.XXXA, with their registry titles.
- W03 — Other fall on same level due to collision with another person
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code W04.XXXA
Fall while being carried or supported by other persons, initial encounter