Q07.00

Billable

Arnold-Chiari syndrome without spina bifida or hydrocephalus

Q07.00 is the ICD-10-CM code for Arnold-Chiari syndrome without spina bifida or hydrocephalus. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
Q00-Q99
Parent
Q07.0
Edition
FY2026

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities

What this means — in plain language

MedlinePlus · NIH

Chiari malformations (CMs) are structural defects in the cerebellum. The cerebellum is the part of the brain that controls balance. With CM, brain tissue extends into the spinal canal. It can happen when part of the skull is too small, which pushes the brain tissue down. There are several types of CM. One type often happens in children who have neural tube defects . Some types cause no symptoms and don't need…

Read more about Chiari Malformation at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code Q07.00?
Q07.00 is the ICD-10-CM code for "Arnold-Chiari syndrome without spina bifida or hydrocephalus". It falls under Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities.
Is Q07.00 a billable code?
Yes — Q07.00 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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