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I68.0

I68.0Cerebral amyloid angiopathy

Billable / specific codeICD-10-CM

I68.0 is a billable, specific ICD-10-CM code for cerebral amyloid angiopathy. It is valid for submission on a claim.

Code first

The underlying condition must be sequenced before this code.

  • underlying amyloidosis (E85.-)

Risk adjustment

I68.0 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

I68.0 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.

  • A52992Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies
  • A56551Billing and Coding: Visual Fields Testing
  • A56612Billing and Coding: CT of the Head
  • A56799Billing and Coding: Visual Fields Testing

Related codes at this level

Codes that share I68. If I68.0 is not quite right, the correct code is usually one of these.

Questions about I68.0

Is I68.0 a billable ICD-10-CM code?
Yes. I68.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I68.0 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.