S55.919A – Laceration of unspecified blood vessel at forearm level, unspecified arm, initial encounter

ICD-10-CM 2027 diagnosis code · Injuries to the elbow and forearm

Billable code

ICD-10-CM code S55.919A

Code: S55.919A (claims format: S55919A)
Description: Laceration of unspecified blood vessel at forearm level, unspecified arm, initial encounter
Short description: Laceration of unsp blood vessel at forarm lv, unsp arm, init
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block: S50-S59 Injuries to the elbow and forearm
Parent codes: S55 › S55.9 › S55.91 › S55.919

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.

S55 – Injury of blood vessels at forearm level

Excludes2 (not included here):

injury of blood vessels at wrist and hand level (S65.-)
injury of brachial vessels (S45.1-S45.2)

Code also:

any associated open wound (S51.-)

7th character note:

The appropriate 7th character is to be added to each code from category S55

Block S50-S59

Excludes2 (not included here):

burns and corrosions (T20-T32)
frostbite (T33-T34)
injuries of wrist and hand (S60-S69)
insect bite or sting, venomous (T63.4)

Related codes in S55.919

Frequently asked questions

What is ICD-10 code S55.919A?

S55.919A is the ICD-10-CM code for laceration of unspecified blood vessel at forearm level, unspecified arm, initial encounter, in the block S50-S59 (Injuries to the elbow and forearm).

Is S55.919A a billable code?

Yes. S55.919A is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does S55.919A belong to?

It belongs to category S55 – Injury of blood vessels at forearm level.

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.