MCMCB Pro
S06.9X8A

S06.9X8AUnspecified intracranial injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness, initial encounter

Billable / specific codeICD-10-CM

S06.9X8A is a billable, specific ICD-10-CM code for unspecified intracranial injury with loss of consciousness of any duration with death due to other cause prior to regaining consciousness, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

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

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

S06.9X8A does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

S06.9X8A is named in 7 Medicare coverage policies 7 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56537Billing and Coding: Scanning Computerized Ophthalmic Diagnostic Imaging (SCODI)
  • A56937Billing and Coding: Psychiatry and Psychology Services
  • A56937Billing and Coding: Psychiatry and Psychology Services
  • A57040Billing and Coding: Speech-Language Pathology

Questions about S06.9X8A

Is S06.9X8A a billable ICD-10-CM code?
Yes. S06.9X8A is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S06.9X8A sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the head (S00-S09).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.