Specific code 2014 ICD-9-CM Diagnosis Code 254.0
Persistent hyperplasia of thymus
  • Billable Code
  • Short description: Persist hyperplas thymus.
  • ICD-9-CM 254.0 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 254.0 is a billable medical code that can be used to specify a diagnosis on a reimbursement claim.
Disease Synonyms
  • Persistent hyperplasia thymus
Applies To
  • Hypertrophy of thymus
Convert to ICD-10-CM: 254.0 converts directly to:
  • 2014 ICD-10-CM E32.0 Persistent hyperplasia of thymus
ICD-9-CM Volume 2 Index entries containing back-references to 254.0:
  • Enlargement, enlarged - see also Hypertrophy
    • thymus (congenital) (gland) 254.0
  • Hyperplasia, hyperplastic
    • thymus (gland) (persistent) 254.0
  • Hypertrophy, hypertrophic
    • thymic, thymus (congenital) (gland) 254.0
  • Persistence, persistent (congenital) 759.89
    • thymus (gland) 254.8
      • hyperplasia 254.0
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 254.0 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.