Specific code 2015 ICD-9-CM Diagnosis Code 478.74
Stenosis of larynx
  • 2015
  • Billable Thru Sept 30/2015
  • Non-Billable On/After Oct 1/2015

  • ICD-9-CM 478.74 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 478.74 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
Convert to ICD-10-CM: 478.74 converts directly to:
  • 2015/16 ICD-10-CM J38.6 Stenosis of larynx
Approximate Synonyms
  • Laryngeal stenosis
  • Postprocedural subglottic stenosis
  • Subglottic stenosis
Clinical Information
  • A disorder characterized by a narrowing of the laryngeal airway
  • Developmental or acquired stricture or narrowing of the larynx. Symptoms of respiratory difficulty depend on the degree of laryngeal narrowing
  • Narrowing of the laryngeal airway
ICD-9-CM Volume 2 Index entries containing back-references to 478.74:
  • Constriction
    • larynx 478.74
  • Laryngostenosis 478.74
  • Narrowing
    • larynx 478.74
  • Stenosis (cicatricial) - see also Stricture
    • glottis 478.74
  • Stricture (see also Stenosis) 799.89
    • glottis 478.74
    • subglottic 478.74
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 478.74 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2015 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.