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K59.39

✓ Billable

Other megacolon

Diseases of the digestive system (K00-K95)

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Also Known As

Megacolon NOS

❌ Excludes1

inherited from K59.3

Rules from parent category K59.3: Megacolon, not elsewhere classified

  • • congenital megacolon (aganglionic) (Q43.1)
  • • megacolon (due to) (in) Chagas' disease (B57.32)
  • • megacolon (due to) (in) Clostridium difficile (A04.7-)
  • • megacolon (due to) (in) Hirschsprung's disease (Q43.1)

📋 Code Instructions

from K59.3
  • • Code first: , if applicable (T51-T65) to identify toxic agent

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Code Information

CodeK59.39
BillableYes
ParentK59.3
CategoryDiseases of the digestive system (K00-K95)
Excludes14 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)