254.0 PERSIST HYPERPLAS THYMUS


Code Information

Diagnosis Code: 254.0

Short Description: Persist hyperplas thymus

Long Description: Persistent hyperplasia of thymus

Code Classification:

  • Endocrine, nutritional and metabolic diseases, and immunity disorders (240–279)
    • Diseases of other endocrine glands (249-259)
      • 254 Diseases of thymus gland
        • 254.0 Persist hyperplas thymus

Code Version: 2015 ICD-9-CM


References to Index of Diseases and Injuries

The code 254.0 has the following ICD-9-CM references to the Index of Diseases and Injuries
  • 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

Crosswalk Information

The code 254.0 converts into the following ICD-10 code(s):
ICD-9 Code ICD-10 Code ICD-10 Description
254.0 Right Arrow E32.0 Persistent hyperplasia of thymus
This ICD-9 to ICD-10 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-9 Code ICD-9 Description
254.1 Abscess of thymus
254.8 Other specified diseases of thymus gland
254.9 Unspecified disease of thymus gland


This page was last updated on: 10/1/2014