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Q31.5

Q31.5: Congenital laryngomalacia

Billable / specific codeICD-10-CMPOA exempt

Q31.5 is a billable, specific ICD-10-CM code for congenital laryngomalacia. It is valid for submission on a claim.

Check Q31.5 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above Q31.5

A category’s note binds every code beneath it.

Written on Q31: Congenital malformations of larynx

  • congenital laryngeal stridor NOS (P28.89)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

Q31.5 is named in 4 Medicare coverage policies: 4 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders
  • A56580Billing and Coding: Computerized Axial Tomography (CT), Thorax
  • A56868Billing and Coding: Outpatient Speech Language Pathology
  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck

Alphabetic index entries that lead here

  • Laryngomalacia(congenital)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Q31

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.