MCMedicalCodingSoftware
I67.841

I67.841: Reversible cerebrovascular vasoconstriction syndrome

Billable / specific codeICD-10-CM

I67.841 is a billable, specific ICD-10-CM code for reversible cerebrovascular vasoconstriction syndrome. It is valid for submission on a claim.

Check I67.841 with the rest of the claim: free scrubber

Code first

The underlying condition must be sequenced before this code.

  • underlying condition, if applicable, such as eclampsia (O15.00-O15.9)

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Call-Fleming syndrome

Excludes1 inherited from the categories above I67.841

A category’s note binds every code beneath it.

Written on I67: Other cerebrovascular diseases

  • Occlusion and stenosis of cerebral artery causing cerebral infarction (I63.3-I63.5-)
  • Occlusion and stenosis of precerebral artery causing cerebral infarction (I63.2-)

Excludes2 inherited from the categories above I67.841

Not part of this code, but both may be coded when both are present.

Written on I67: Other cerebrovascular diseases

  • sequelae of the listed conditions (I69.8)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

I67.841 is named in 35 Medicare coverage policies: 35 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A52868Billing and Coding: Transesophageal Echocardiography (TEE)
  • A52992Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies
  • A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders

Alphabetic index entries that lead here

  • Syndrome›Call-Fleming
  • Syndrome›vasoconstriction, reversible cerebrovascular
  • Vasospasm›cerebral›reversible

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under I67.84

ICD-10-CMFY2027· effective October 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.