ICD-10-CM Diagnosis Code (2025)
Official Description for Q03
Congenital hydrocephalus
Coding Notes & Guidelines for Q03
Includes Notes
hydrocephalus in newborn
Excludes1: Not Coded Here
- Arnold-Chiari syndrome, type II (Q07.0-)
- acquired hydrocephalus (G91.-)
- hydrocephalus due to congenital toxoplasmosis (P37.1)
- hydrocephalus with spina bifida (Q05.0-Q05.4)
Inclusion Terms
- Anomaly of aqueduct of Sylvius
- Obstruction of aqueduct of Sylvius, congenital
- Stenosis of aqueduct of Sylvius
Inclusion Terms
Dandy-Walker syndrome
Child Codes (More Specific Codes for Q03):
About ICD-10-CM Code Q03 (Congenital hydrocephalus)
ICD-10-CM code Q03 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM Q03 became effective on October 1, 2024.
This page provides detailed information about Q03 - Congenital hydrocephalus. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Congenital hydrocephalus.