ICD10BillableValid for clinical use
ICD-10 Code I72.6: Aneurysm of vertebral artery
Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026
What is this code?
ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the circulatory system (I00-I99).
When is it used?
- May be used when a clinician documents aneurysm of vertebral artery in a patient's medical record.
- May appear in hospital records, claims, referrals, and clinical documentation.
- This code can be used as a clinically usable diagnosis entry in standardized coding workflows.
What it does not mean
- A code alone does not explain severity, treatment plan, or outcome.
- A medical code should not be treated as a substitute for a doctor's diagnosis or advice.
Code hierarchy
chapter
9Diseases of the circulatory system (I00-I99)
block
I70-I79Diseases of arteries, arterioles and capillaries
category
I72Other aneurysm
currentI72
Official coding notes
Excludes2 (may code together if documented)
- dissection of vertebral artery (I77.74)
Where you may see this code
You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.
Related specialists
CardiologistGeneral Physician
Related codes
I72.0Aneurysm of carotid arterycodeI72.1Aneurysm of artery of upper extremitycodeI72.2Aneurysm of renal arterycodeI72.3Aneurysm of iliac arterycodeI72.4Aneurysm of artery of lower extremitycodeI72.5Aneurysm of other precerebral arteriescodeI72.8Aneurysm of other specified arteriescodeI72.9Aneurysm of unspecified sitecode
Sibling codes
I72.0Aneurysm of carotid arterybillableI72.1Aneurysm of artery of upper extremitybillableI72.2Aneurysm of renal arterybillableI72.3Aneurysm of iliac arterybillableI72.4Aneurysm of artery of lower extremitybillableI72.5Aneurysm of other precerebral arteriesbillableI72.8Aneurysm of other specified arteriesbillableI72.9Aneurysm of unspecified sitebillable
Coverage-related procedures and services
CPT 93880high
DUPLEX SCAN OF EXTRACRANIAL ARTERIES; COMPLETE BILATERAL STUDY
Source: CMS coverage guidance
CPT 93882high
DUPLEX SCAN OF EXTRACRANIAL ARTERIES; UNILATERAL OR LIMITED STUDY
Source: CMS coverage guidance
CPT 70545high
MAGNETIC RESONANCE ANGIOGRAPHY, HEAD; WITH CONTRAST MATERIAL(S)
Source: CMS coverage guidance
CPT 70544high
MAGNETIC RESONANCE ANGIOGRAPHY, HEAD; WITHOUT CONTRAST MATERIAL(S)
Source: CMS coverage guidance
CPT 70546high
MAGNETIC RESONANCE ANGIOGRAPHY, HEAD; WITHOUT CONTRAST MATERIAL(S), FOLLOWED BY CONTRAST MATERIAL(S) AND FURTHER SEQUENCES
Source: CMS coverage guidance
CPT 70548high
MAGNETIC RESONANCE ANGIOGRAPHY, NECK; WITH CONTRAST MATERIAL(S)
Source: CMS coverage guidance
Mapped diagnoses and classifications
SNOMED_CT 16662371000119109high
Aneurysm of left vertebral artery
Source: SNOMED International ICD-10 map
SNOMED_CT 16662331000119106high
Aneurysm of right vertebral artery
Source: SNOMED International ICD-10 map
SNOMED_CT 15710641000119100high
Bilateral vertebral artery dissection
Source: SNOMED International ICD-10 map
SNOMED_CT 840420004high
Dissection of extracranial vertebral artery
Source: SNOMED International ICD-10 map
SNOMED_CT 840438001high
Dissection of intracranial vertebral artery
Source: SNOMED International ICD-10 map
SNOMED_CT 15710721000119104high
Dissection of left vertebral artery
Source: SNOMED International ICD-10 map
Coding guidelines
Compatibility
Legacy and official ICD code match exactly.
Legacy codes
I72.6
Common synonyms
Aneurysm of vertebral artery
Frequently asked questions
About this content
This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.