Diagnosis Code


Code Information

Diagnosis Code: Q31.1

Short Description: Congenital subglottic stenosis

Long Description: Congenital subglottic stenosis

The code Q31.1 is VALID for claim submission

Code Classification:

  • Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • Congenital malformations of the respiratory system (Q30-Q34)
      • Congenital malformations of larynx (Q31)
        • Q31.1 Congenital subglottic stenosis

Code Version: 2020 ICD-10-CM


  • Congenital stenosis of larynx
  • Congenital subglottic stenosis
  • Subglottic stenosis

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
Q31.1 Right Arrow 748.3 Laryngotrach anomaly NEC

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
Q31 Congenital malformations of larynx
Q31.0 Web of larynx
Q31.2 Laryngeal hypoplasia
Q31.3 Laryngocele
Q31.5 Congenital laryngomalacia
Q31.8 Other congenital malformations of larynx
Q31.9 Congenital malformation of larynx, unspecified

This page was last updated on: 10/1/2020