MCMCB Pro
I63.112

I63.112Cerebral infarction due to embolism of left vertebral artery

Billable / specific codeICD-10-CMleft

I63.112 is a billable, specific ICD-10-CM code for cerebral infarction due to embolism of left vertebral artery. It is valid for submission on a claim.

Risk adjustment

I63.112 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 249 Ischemic or Unspecified Stroke0.239 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

I63.112 is named in 42 Medicare coverage policies 42 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52992Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies
  • A52992Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies
  • A56505Billing and Coding: Transesophageal Echocardiography (TEE)
  • A56551Billing and Coding: Visual Fields Testing

Related codes at this level

Codes that share I63.11. If I63.112 is not quite right, the correct code is usually one of these.

Questions about I63.112

Is I63.112 a billable ICD-10-CM code?
Yes. I63.112 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I63.112 sit in the tabular list?
Diseases of the circulatory system (I00-I99), in the block Cerebrovascular diseases (I60-I69).
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.