Specific code 2014 ICD-9-CM Diagnosis Code 933.1
Foreign body in larynx
  • Billable Code
  • ICD-9-CM 933.1 will be replaced by an equivalent ICD-10-CM code (or codes) when the United States transitions from ICD-9-CM to ICD-10-CM on October 1, 2015.
  • ICD-9-CM 933.1 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Aspiration of food into larynx
  • Aspiration of foreign body into larynx
  • Aspiration of gastric contents into larynx
Applies To
  • Asphyxia due to foreign body
  • Choking due to:
    • food (regurgitated)
    • phlegm
Convert to ICD-10-CM: 933.1 converts approximately to:
  • 2014 ICD-10-CM T17.300A Unspecified foreign body in larynx causing asphyxiation, initial encounter
    Or:
  • 2014 ICD-10-CM T17.308A Unspecified foreign body in larynx causing other injury, initial encounter
    Or:
  • 2014 ICD-10-CM T17.310A Gastric contents in larynx causing asphyxiation, initial encounter
    Or:
  • 2014 ICD-10-CM T17.318A Gastric contents in larynx causing other injury, initial encounter
    Or:
  • 2014 ICD-10-CM T17.320A Food in larynx causing asphyxiation, initial encounter
    Or:
  • 2014 ICD-10-CM T17.328A Food in larynx causing other injury, initial encounter
    Or:
  • 2014 ICD-10-CM T17.390A Other foreign object in larynx causing asphyxiation, initial encounter
    Or:
  • 2014 ICD-10-CM T17.398A Other foreign object in larynx causing other injury, initial encounter
ICD-9-CM Volume 2 Index entries containing back-references to 933.1:
  • Asphyxia, asphyxiation (by) 799.01
  • Aspiration
  • Choked
    • on food, phlegm, or vomitus NEC (see also Asphyxia, food) 933.1
    • phlegm 933.1
    • while vomiting NEC (see also Asphyxia, food) 933.1
  • Food
    • asphyxia (from aspiration or inhalation) (see also Asphyxia, food) 933.1
    • choked on (see also Asphyxia, food) 933.1
    • strangulation or suffocation (see also Asphyxia, food) 933.1
  • Foreign body
    • inhalation or inspiration (see also Asphyxia, food) 933.1
  • Inhalation
    • food or foreign body (see also Asphyxia, food or foreign body) 933.1
    • liquid or vomitus (see also Asphyxia, food or foreign body) 933.1
      • lower respiratory tract NEC 934.9
    • mucus (see also Asphyxia, mucus) 933.1
    • oil (causing suffocation) (see also Asphyxia, food or foreign body) 933.1
    • stomach contents or secretions (see also Asphyxia, food or foreign body) 933.1
      • in labor and delivery 668.0
  • Inspiration
    • food or foreign body (see also Asphyxia, food or foreign body) 933.1
    • mucus (see also Asphyxia, mucus) 933.1
  • Mucus
    • asphyxia or suffocation (see also Asphyxia, mucus) 933.1
    • plug (see also Asphyxia, mucus) 933.1
  • Phlegm, choked on 933.1
  • Regurgitated
    • food, choked on 933.1
    • stomach contents, choked on 933.1
  • Strangulation, strangulated 994.7
    • food or foreign body (see also Asphyxia, food) 933.1
    • mucus (see also Asphyxia, mucus) 933.1
  • Suffocation (see also Asphyxia) 799.01
    • by
      • bed clothes 994.7
      • bunny bag 994.7
      • cave-in 994.7
      • constriction 994.7
      • drowning 994.1
      • inhalation
        • food or foreign body (see also Asphyxia, food or foreign body) 933.1
        • oil or gasoline (see also Asphyxia, food or foreign body) 933.1
      • overlying 994.7
      • plastic bag 994.7
      • pressure 994.7
      • strangulation 994.7
  • Vomiting 787.03
    • asphyxia 933.1
    • causing asphyxia, choking, or suffocation (see also Asphyxia, food) 933.1
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 933.1 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.