Q01.8 – Encephalocele of other sites

ICD-10-CM 2027 diagnosis code · Congenital malformations of the nervous system

Billable code

ICD-10-CM code Q01.8
Code
Q01.8 (claims format: Q018)
Description
Encephalocele of other sites
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
Q01

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Q01 – Encephalocele

Includes:
  • Arnold-Chiari syndrome, type III
  • encephalocystocele
  • encephalomyelocele
  • hydroencephalocele
  • hydromeningocele, cranial
  • meningocele, cerebral
  • meningoencephalocele
Excludes1 (not coded here):
  • Meckel-Gruber syndrome (Q61.9)

Index terms for Q01.8

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in Q01

Frequently asked questions

What is ICD-10 code Q01.8?

Q01.8 is the ICD-10-CM code for encephalocele of other sites, in the block Q00-Q07 (Congenital malformations of the nervous system).

Is Q01.8 a billable code?

Yes. Q01.8 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Q01.8 belong to?

It belongs to category Q01 – Encephalocele.

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.