All ICD10 Codes

I72.5

Billable
ChapterI00–I99
Ranksubcategory
Official Description

Aneurysm of other precerebral arteries

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 9: Diseases of the Circulatory System (I00-I99).

Instructional Notes

Includes
  • Aneurysm of basilar artery (trunk)
Excludes2(Not included here)
  • aneurysm of carotid artery (I72.0)
  • aneurysm of vertebral artery (I72.6)
  • dissection of carotid artery (I77.71)
  • dissection of other precerebral arteries (I77.75)
  • dissection of vertebral artery (I77.74)
General instructions are available for the parent sections:
View CH9 NotesView I72 Notes

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I70-I79Diseases of arteries, arterioles and capillaries (I70-I79)
I72Other aneurysm
I72.5Aneurysm of other precerebral arteries

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I72.5:

categoryI72
Other aneurysm
View context instructions
chapterCH9
Diseases of the circulatory system (I00-I99)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to I72.5. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

2 raw paths
Aneurysm (anastomotic) (artery) (cirsoid) (diffuse) (false) (fusiform) (multiple) (saccular)2 unique routes
basilar (trunk)→I72.5
precerebral
specified site, NEC→I72.5

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 299
Peripheral Vascular Disorders with MCC
DRG 300
Peripheral Vascular Disorders with CC
DRG 301
Peripheral Vascular Disorders without CC/MCC

Cross Reference

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