Q28.3 – Other malformations of cerebral vessels
ICD-10-CM 2027 diagnosis code · Congenital malformations of the circulatory system
- Code
Q28.3(claims format:Q283)- Description
- Other malformations of cerebral vessels
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)
- Block
- Q20-Q28 Congenital malformations of the circulatory system
- Parent codes
- Q28
Notes for Q28.3
- Congenital cerebral aneurysm (nonruptured)
- Congenital malformation of cerebral vessels NOS
- Developmental venous anomaly
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Q28 – Other congenital malformations of circulatory system
Index terms for Q28.3
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Angioma, venous
- Agenesis, vein, brain
- Absence, artery, brain
- Absence, vein, cerebral
- Agenesis, artery, brain
- Aberrant, vein, cerebral
- Aberrant, artery, cerebral
- Aneurysm, brain, congenital
- Aneurysm, congenital, brain
- Malformation, cerebral, vessels
- Anomaly, anomalous, vein, brain
- Anomaly, anomalous, brain, vessel
- Anomaly, anomalous, vein, cerebral
- Anomaly, anomalous, vascular, brain
- Anomaly, anomalous, artery, cerebral
- Hypoplasia, hypoplastic, vein, brain
- Anomaly, anomalous, cerebral, vessels
- Aneurysm, circle of Willis, congenital
- Atresia, atretic, artery NEC, cerebral
- Hypoplasia, hypoplastic, artery, brain
- Anomaly, anomalous, vein, developmental
- Stricture, artery, congenital, cerebral
- Atresia, atretic, vascular NEC, cerebral
- Aneurysm, cavernous sinus, arteriovenous
- Hypoplasia, hypoplastic, vascular NEC peripheral, brain
Related codes in Q28
- Q28.0 – Arteriovenous malformation of precerebral vesselsBillable
- Q28.1 – Other malformations of precerebral vesselsBillable
- Q28.2 – Arteriovenous malformation of cerebral vesselsBillable
- Q28.8 – Other specified congenital malformations of circulatory systemBillable
- Q28.9 – Congenital malformation of circulatory system, unspecifiedBillable
Frequently asked questions
What is ICD-10 code Q28.3?
Q28.3 is the ICD-10-CM code for other malformations of cerebral vessels, in the block Q20-Q28 (Congenital malformations of the circulatory system).
Is Q28.3 a billable code?
Yes. Q28.3 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q28.3 belong to?
It belongs to category Q28 – Other congenital malformations of circulatory system.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.