W00.1XXA – Fall from stairs and steps due to ice and snow, initial encounter

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

Billable code

ICD-10-CM code W00.1XXA

Code: W00.1XXA (claims format: W001XXA)
Description: Fall from stairs and steps due to ice and snow, initial encounter
Short description: Fall from stairs and steps due to ice and snow, init encntr
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: W00 › W00.1

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.

W00 – Fall due to ice and snow

Includes:

pedestrian on foot falling (slipping) on ice and snow

Excludes1 (not coded here):

fall on (from) ice and snow involving pedestrian conveyance (V00.-)
fall from stairs and steps not due to ice and snow (W10.-)

7th character note:

The appropriate 7th character is to be added to each code from category W00

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 W00.1

Frequently asked questions

What is ICD-10 code W00.1XXA?

W00.1XXA is the ICD-10-CM code for fall from stairs and steps due to ice and snow, initial encounter, in the block W00-W19 (Slipping, tripping, stumbling and falls).

Is W00.1XXA a billable code?

Yes. W00.1XXA is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does W00.1XXA belong to?

It belongs to category W00 – Fall due to ice and snow.

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.