ICD-10-CM Diagnosis Code Q87.88
Diagnosis Code: Q87.88 (Raw: Q8788)
Description: CTNNB1 syndrome
Classification: International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM)
Fiscal Year: 2026
CMS Section 111 Status: Valid for reporting.
Overview & Clinical Details
ICD-10-CM code Q87.88 is designated for CTNNB1 syndrome. In medical documentation and insurance billing, this code is utilized to specify medical diagnosis for patient records, reimbursement workflows, and compliance under CMS Section 111 mandatory insurer reporting guidelines.