K59.3
Megacolon, not elsewhere classified
- Release
- FY 2027
- Effective
Hierarchy
Where K59.3 sits in the official hierarchy. Each level is the code it is classified under.
- K59 Parent Other functional intestinal disorders
- K59.3 This code Megacolon, not elsewhere classified
Official Coding Notes
Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.
Inclusion Terms
Dilatation of colon
Excludes1
change in bowel habit NOS ( R19.4 )
Inherited from K59 — Other functional intestinal disorders
Excludes1
intestinal malabsorption ( K90 .-)
Inherited from K59 — Other functional intestinal disorders
Excludes1
congenital megacolon (aganglionic) ( Q43.1 )
Excludes1
psychogenic intestinal disorders ( F45.8 )
Inherited from K59 — Other functional intestinal disorders
Excludes1
megacolon (due to) (in) Chagas' disease ( B57.32 )
Excludes1
megacolon (due to) (in) Clostridium difficile ( A04.7- )
Excludes1
megacolon (due to) (in) Hirschsprung's disease ( Q43.1 )
Code First
, if applicable (T51-T65) to identify toxic agent
More Specific Codes
2 codes under K59.3
Version History
How K59.3 appears in each release imported from the official files, newest first.
-
FY 2027 Effective
CurrentMegacolon, not elsewhere classified
-
FY 2026 Effective
UnchangedMegacolon, not elsewhere classified
Related Codes
Data Source
Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.
- Release
- FY 2027
- Effective
- Source file
- icd10cm-code-descriptions-2027.zip
Official ICD-10-CM source files (opens in a new tab)
MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.
Look up another code
Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.