Is G46 a billable code?
No. G46 is a header code that groups 9 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
G46: Vascular syndromes of brain in cerebrovascular diseases
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
G46 groups related diagnoses under vascular syndromes of brain in cerebrovascular diseases. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under G46
- G46.0Middle cerebral artery syndrome
- G46.1Anterior cerebral artery syndrome
- G46.2Posterior cerebral artery syndrome
- G46.3Brain stem stroke syndrome
- G46.4Cerebellar stroke syndrome
- G46.5Pure motor lacunar syndrome
- G46.6Pure sensory lacunar syndrome
- G46.7Other lacunar syndromes
- G46.8Other vascular syndromes of brain in cerebrovascular diseases
G46 questions
What does G46 mean?
G46 is the ICD-10-CM code for Vascular syndromes of brain in cerebrovascular diseases. It is in chapter 6, Diseases of the nervous system (G00-G99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.