NPI Atlas

W03.XXXA – Other fall on same level due to collision with another person, initial encounter

ICD-10-CM 2027 diagnosis code · Slipping, tripping, stumbling and falls

Billable code

ICD-10-CM code W03.XXXA

Code: W03.XXXA (claims format: W03XXXA)
Description: Other fall on same level due to collision with another person, initial encounter
Short description: Oth fall same lev due to collision w another person, init
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 20. External causes of morbidity (V00-Y99)
Block: W00-W19 Slipping, tripping, stumbling and falls
Parent codes: W03

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care.

Character	Meaning
`A`	initial encounter
`D`	subsequent encounter
`S`	sequela

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

W03 – Other fall on same level due to collision with another person

Applicable to:

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)

7th character note:

The appropriate 7th character is to be added to code W03

Block W00-W19

Excludes1 (not coded here):

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)

Related codes in W03

Frequently asked questions

What is ICD-10 code W03.XXXA?

W03.XXXA is the ICD-10-CM code for other fall on same level due to collision with another person, initial encounter, in the block W00-W19 (Slipping, tripping, stumbling and falls).

Is W03.XXXA a billable code?

Yes. W03.XXXA is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does W03.XXXA belong to?

It belongs to category W03 – Other fall on same level due to collision with another person.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.