ICD-9-CM 462
CMS Source: final ICD-9-CM release (version date October 1, 2014). Retired from U.S. claims after September 30, 2015.FacebookXLinkedInPrint

462 is a legacy ICD-9-CM diagnosis code for acute pharyngitis. It was valid on U.S. claims through September 30, 2015 and cannot be reported for services on or after October 1, 2015, when ICD-10-CM replaced the ICD-9 code set. Under the CMS General Equivalence Mappings, its ICD-10-CM replacement is J02.9 (Acute pharyngitis, unspecified), flagged as an approximate match.

Code Identity

ICD-9-CM Code
462
Valid for Submission
No — Legacy Code
Code Describes
Acute pharyngitis
Parent Block
462 Acute pharyngitis
Short Description
Acute pharyngitis
ICD-10-CM Replacement
J02.9 (approximate)

Convert 462 to ICD-10-CM

Based on the final CMS General Equivalence Mappings (GEMs), 462 crosswalks to the following ICD-10-CM code.

ICD-10-CM
J02.9 Acute pharyngitis, unspecified
Approximate The match is approximate rather than exact.

Index of Diseases References

Entries in the final ICD-9-CM Index to Diseases and Injuries that point to 462. Tap the icons for the official index conventions.

  • Adenopharyngitis 462
  • Angina attack cardiac chest effort heart pectoris syndrome vasomotor 413.9
    • catarrhal 462
    • erythematous 462
    • gangrenous 462
    • infectious 462
    • malignant 462
    • simple 462
    • staphylococcal 462
  • Catarrh catarrhal inflammation SEE ALSO condition 460
    • fauces SEE ALSO Pharyngitis 462
  • Gangrene gangrenous anemia artery cellulitis dermatitis dry infective moist pemphigus septic skin stasis ulcer 785.4
    • angina 462
    • sore throat 462
    • throat 462
  • Hypopharyngitis 462
  • Infection infected infective opportunistic 136.9
    • pharynx 478.29
      • phlegmonous 462
    • throat 478.29
      • pneumococcal 462
      • staphylococcal 462
      • viral NEC SEE ALSO Pharyngitis 462
  • Inflammation inflamed inflammatory with exudation
    • pharynx SEE ALSO Pharyngitis 462
    • throat SEE ALSO Sore throat 462
  • NEC rosis NEC rotic
    • pharynx 462
  • Pharyngitis acute catarrhal gangrenous infective malignant membranous phlegmonous pneumococcal pseudomembranous simple staphylococcal subacute suppurative ulcerative viral 462
    • with influenza flu or grippe SEE ALSO Influenza 487.1
    • diphtheritic membranous 032.0
    • fusospirochetal 101
    • infectional chronic 472.1
    • influenzal SEE ALSO Influenza 487.1
    • lymphonodular acute 074.8
    • tuberculous SEE ALSO Tuberculosis 012.8
  • Sore
    • throat 462
      • with influenza flu or grippe SEE ALSO Influenza 487.1
      • acute 462
      • gangrenous 462
      • influenzal SEE ALSO Influenza 487.1
      • malignant 462
      • purulent 462
      • putrid 462
      • streptococcal ulcerative 034.0
      • ulcerated 462
      • viral NEC 462
  • Ulcer ulcerated ulcerating ulceration ulcerative 707.9
    • sore throat 462

Information for Patients

Sore Throat

Your throat is a tube that carries food to your esophagus and air to your windpipe and larynx (also called the voice box). The technical name for the throat is pharynx.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Questions About 462

Is 462 (acute pharyngitis) still a valid code?

No. This code belonged to ICD-9-CM, which the United States retired after September 30, 2015. Claims with dates of service on or after October 1, 2015 must use ICD-10-CM codes, such as its replacement J02.9.

What is the ICD-10 replacement for 462?

The General Equivalence Mappings crosswalk this code to ICD-10-CM J02.9 (Acute pharyngitis, unspecified). The match is flagged as approximate, so confirm it against the clinical documentation before use.

What did 462 mean?

In the final ICD-9-CM release, this code described acute pharyngitis. It sat in block 462 Acute pharyngitis under Diseases of the respiratory system (460–519).