| Full description | Cerebral infarction due to unspecified occlusion or stenosis of unspecified vertebral artery |
| Billable | Yes |
| Chapter | Chapter 9: Diseases of the circulatory system (I00-I99) |
| Section | Cerebrovascular diseases (I60-I69) |
| Parent code | I63.21 — Cerebral infrc due to unsp occls or stenosis of verteb art |