S06.377A – Contusion, laceration, and hemorrhage of cerebellum with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness, initial encounter

ICD-10-CM 2027 diagnosis code · Injuries to the head

Billable code

ICD-10-CM code S06.377A

Code: S06.377A (claims format: S06377A)
Description: Contusion, laceration, and hemorrhage of cerebellum with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness, initial encounter
Short description: Contus/lac/hem crblm w LOC w dth d/t brain inj bf consc,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: S00-S09 Injuries to the head
Parent codes: S06 › S06.3 › S06.37 › S06.377

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.

S06 – Intracranial injury

Includes:

traumatic brain injury

Excludes1 (not coded here):

head injury NOS (S09.90)

Use additional code:

code, if applicable, to identify mild neurocognitive disorders due to known physiological condition (F06.7-)

Code also:

any associated:
open wound of head (S01.-)
skull fracture (S02.-)

Notes:

7th characters D and S do not apply to codes in category S06 with 6th character 7 - death due to brain injury prior to regaining consciousness, or 8 - death due to other cause prior to regaining consciousness.

7th character note:

The appropriate 7th character is to be added to each code from category S06, except as noted below

S06.3 – Focal traumatic brain injury

Excludes2 (not included here):

any condition classifiable to S06.4-S06.6
focal cerebral edema (S06.1)

Use additional code:

code, if applicable, for traumatic brain compression or herniation (S06.A-)

Block S00-S09

Includes:

injuries of ear
injuries of eye
injuries of face [any part]
injuries of gum
injuries of jaw
injuries of oral cavity
injuries of palate
injuries of periocular area
injuries of scalp
injuries of temporomandibular joint area
injuries of tongue
injuries of tooth

Excludes2 (not included here):

burns and corrosions (T20-T32)
effects of foreign body in ear (T16)
effects of foreign body in larynx (T17.3)
effects of foreign body in mouth NOS (T18.0)
effects of foreign body in nose (T17.0-T17.1)
effects of foreign body in pharynx (T17.2)
effects of foreign body on external eye (T15.-)
frostbite (T33-T34)
insect bite or sting, venomous (T63.4)

Code also:

for any associated infection

Frequently asked questions

What is ICD-10 code S06.377A?

S06.377A is the ICD-10-CM code for contusion, laceration, and hemorrhage of cerebellum with loss of consciousness of any duration with death due to brain injury prior to regaining consciousness, initial encounter, in the block S00-S09 (Injuries to the head).

Is S06.377A a billable code?

Yes. S06.377A is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does S06.377A belong to?

It belongs to category S06 – Intracranial injury.

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.