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Index to Diseases and Injuries

Megacolon (acquired) (functional) (not Hirschsprung's disease) (in)

Index code:K59.39
  • Chagas' disease B57.32
  • congenital, congenitum (aganglionic) Q43.1
  • Hirschsprung's (disease) Q43.1
  • toxic NEC K59.31
  • due to
  • Clostridioides difficile
  • not specified as recurrent A04.72
  • recurrent A04.71
  • Clostridium difficile
  • not specified as recurrent A04.72
  • recurrent A04.71
Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.

Frequently asked questions

What is the ICD-10-CM code for Megacolon?

The ICD-10-CM Alphabetic Index directs "Megacolon" to K59.39. Subterms below it may lead to a more specific code. Always confirm the code in the Tabular List before assigning it.

ICD-10-CM Index to Diseases and Injuries maintained by CDC/NCHS (public domain), from the CMS FY2027 release.