Q31.0

ICD-10Billable

Web of larynx

Official ICD-10-CM descriptor (FY2026)

Web of larynx

Q31.0 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Glottic web of larynx
Subglottic web of larynx
Web of larynx NOS

Related codes in Q31

Where this code sits

Chapter: 17. Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA0)
Block: Congenital malformations of the respiratory system (Q30-Q34)
Parent code: Q31

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.