Q05.1
✓ Billable
Thoracic spina bifida with hydrocephalus
ICD-10-CM · FY2026 · Congenital Malformations, Deformations and Chromosomal Abnormalities
Code
Q05.1
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Congenital Malformations, Deformations and Chromosomal Abnormalities
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code Q05.1?
ICD-10-CM code Q05.1 represents Thoracic spina bifida with hydrocephalus. It is a billable diagnosis code in the Congenital Malformations, Deformations and Chromosomal Abnormalities chapter, effective October 1, 2025 – September 30, 2026.
Is Q05.1 billable?
Yes. Q05.1 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is Q05.1 in?
Q05.1 belongs to the Congenital Malformations, Deformations and Chromosomal Abnormalities chapter (Q00–Q99) of ICD-10-CM.
Related codes in the Q05 category
Q05
Spina bifida
Non-billable
Q05.0
Cervical spina bifida with hydrocephalus
Billable
Q05.2
Lumbar spina bifida with hydrocephalus
Billable
Q05.3
Sacral spina bifida with hydrocephalus
Billable
Q05.4
Unspecified spina bifida with hydrocephalus
Billable
Q05.5
Cervical spina bifida without hydrocephalus
Billable
Q05.6
Thoracic spina bifida without hydrocephalus
Billable
Q05.7
Lumbar spina bifida without hydrocephalus
Billable
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