Specific code 2012 ICD-9-CM Diagnosis Code 373.9
Unspecified inflammation of eyelid
  • Short description: Inflammation eyelid NOS.
  • ICD-9-CM 373.9 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 373.9 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
  • You are viewing the 2012 version of ICD-9-CM 373.9.
  • More recent version(s) of ICD-9-CM 373.9: 2013 2014.
Disease Synonyms
  • Canthus lesion
  • Eyelid infection
  • Eyelid lesion
  • Eyelid lesion, inflammatory
  • Infective blepharitis
  • Inflammatory lesion of eyelid
  • Lesion eyelid
  • Lesion of eyelid
  • Lesion of lower eyelid
  • Lesion of upper eyelid
  • Lower eyelid lesion
  • Upper eyelid lesion
Convert to ICD-10-CM: 373.9 converts directly to:
  • 2014 ICD-10-CM H01.9 Unspecified inflammation of eyelid
ICD-9-CM Volume 2 Index entries containing back-references to 373.9:
  • Infection, infected, infective (opportunistic) 136.9
    • eyelid 373.9
  • Infiltrate, infiltration
    • eyelid 373.9
  • Inflammation, inflamed, inflammatory (with exudation)
    • eyelid 373.9
  • Lesion(s)
    • canthus 373.9
    • eyelid 373.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 373.9 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 2012 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.