All ICD10 Codes

I67.850

Billable
ChapterI00–I99
Ranksubcategory
Official Description

Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy

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
  • CADASIL
Code Also
  • any associated diagnoses, such as:
  • epilepsy (G40.-)
  • stroke (I63.-)
  • vascular dementia (F01.-)
General instructions are available for the parent sections:
View CH9 NotesView I60-I69 NotesView I67 Notes

Clinical Hierarchy

CH9Diseases of the circulatory system (I00-I99)
I60-I69Cerebrovascular diseases (I60-I69)
I67Other cerebrovascular diseases
I67.8Other specified cerebrovascular diseases
I67.85Hereditary cerebrovascular diseases
I67.850Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to I67.850:

categoryI67
Other cerebrovascular diseases
View context instructions
blockI60-I69
Cerebrovascular diseases (I60-I69)
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 I67.850. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

2 raw paths
Arteriopathy1 unique routes
cerebral autosomal dominant, with subcortical infarcts and leukoencephalopathy (CADASIL)→I67.850
CADASIL (cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy)1 unique routes
Direct index entry→I67.850

MS-DRG Classification

2026 v43.1

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

DRG 070
Other Cerebrovascular Disorders with MCC
DRG 071
Other Cerebrovascular Disorders with CC
DRG 072
Other Cerebrovascular Disorders without CC/MCC

Cross Reference

Find Procedures (ICD-10-PCS)

Find surgical and procedural codes related to Cerebral autosomal dominant arteriopathy with subcortical infarcts and leukoencephalopathy.

Search PCS Codes