Q87.88

Billable

CTNNB1 syndrome

Q87.88 is the ICD-10-CM code for CTNNB1 syndrome. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
Q00-Q99
Parent
Q87.8
Edition
FY2026

Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities

Use additional code

  • code, if applicable, for associated conditions such as:
  • cerebral palsy (G80.-)
  • congenital heart malformations (Q20.0-Q24.9)
  • developmental disorder of speech and language (F80.-)
  • exudative retinopathy (H35.02-)
  • intellectual disability (F70-F79)
  • microcephaly (Q02)

Frequently asked questions

What is ICD-10 code Q87.88?
Q87.88 is the ICD-10-CM code for "CTNNB1 syndrome". It falls under Q00-Q99 Congenital malformations, deformations and chromosomal abnormalities.
Is Q87.88 a billable code?
Yes — Q87.88 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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