Q07.9
Congenital malformation of nervous system, unspecified
Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 2 more
specific codes sit alongside it. Worth
checking whether the documentation supports one of them.
Exclusions 3 never code together
Instructional notes 3
Q07.9code
Inclusion terms
- Congenital anomaly NOS of nervous system
- Congenital deformity NOS of nervous system
- Congenital disease or lesion NOS of nervous system
Index entries leading here 9
- Abnormal, abnormality, abnormalities — see also Anomaly
- Anomaly, anomalous (congenital) (unspecified type) Q89.9
- Maldevelopment — see also Anomaly
- brain Q07.9
- Dysplasia — see also Anomaly
- brain Q07.9
- Disease, diseased — see also Syndrome
- Encephalopathy (acute) G93.40
- congenital Q07.9
- Deformity Q89.9
- Malformation (congenital) — see also Anomaly
- Lesion (s) (nontraumatic)
- nervous system, congenital Q07.9
Alongside this code 2 same parent — Q07
Medications 5
1336 Nervous System Diseases drugs 131 Nervous System Neoplasms drugs 31 Trauma, Nervous System drugs 12 Nervous System Malformations drugs 693 Central Nervous System Diseases drugs
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.