Q00.1 – Craniorachischisis
ICD-10-CM 2027 diagnosis code · Congenital malformations of the nervous system
ICD-10-CM code
Q00.1
- Code
Q00.1(claims format:Q001)- Description
- Craniorachischisis
- 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
- Q00-Q07 Congenital malformations of the nervous system
- Parent codes
- Q00
Index terms for Q00.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in Q00
- Q00.0 – AnencephalyBillable
- Q00.2 – IniencephalyBillable
Frequently asked questions
What is ICD-10 code Q00.1?
Q00.1 is the ICD-10-CM code for craniorachischisis, in the block Q00-Q07 (Congenital malformations of the nervous system).
Is Q00.1 a billable code?
Yes. Q00.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does Q00.1 belong to?
It belongs to category Q00 – Anencephaly and similar malformations.
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.