Non-specific code 2009 ICD-9-CM Diagnosis Code 254
Diseases of thymus gland
  • There are 4 ICD-9-CM codes below 254 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
  • You are viewing the 2009 version of ICD-9-CM 254.
  • More recent version(s) of ICD-9-CM 254: 2010 2011 2012 2013 2014 2015.
254 Excludes
  • aplasia or dysplasia with immunodeficiency (279.2)
  • hypoplasia with immunodeficiency (279.2)
  • myasthenia gravis (358.00-358.01)
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 254 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 2009 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.