W54.0XXA – Bitten by dog, initial encounter

ICD-10-CM 2027 diagnosis code · Exposure to animate mechanical forces

Billable code

ICD-10-CM code W54.0XXA
Code
W54.0XXA (claims format: W540XXA)
Description
Bitten by dog, initial encounter
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
W50-W64 Exposure to animate mechanical forces
Parent codes
W54 › W54.0

7th character values

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

CharacterMeaning
Ainitial encounter
Dsubsequent encounter
Ssequela

Notes inherited from parent codes

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

W54 – Contact with dog

Includes:
  • contact with saliva, feces or urine of dog
7th character note:
  • The appropriate 7th character is to be added to each code from category W54

Block W50-W64

Excludes1 (not coded here):
  • Toxic effect of contact with venomous animals and plants (T63.-)

Related codes in W54.0

Frequently asked questions

What is ICD-10 code W54.0XXA?

W54.0XXA is the ICD-10-CM code for bitten by dog, initial encounter, in the block W50-W64 (Exposure to animate mechanical forces).

Is W54.0XXA a billable code?

Yes. W54.0XXA is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does W54.0XXA belong to?

It belongs to category W54 – Contact with dog.

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.