ICD-10-CM Diagnosis Code (2025)
Official Description for K59.3
Megacolon, not elsewhere classified
Coding Notes & Guidelines for K59.3
- 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)
, if applicable (T51-T65) to identify toxic agent
Dilatation of colon
Megacolon NOS
Parent Code (Less Specific):
About ICD-10-CM Code K59.3 (Megacolon)
ICD-10-CM code K59.3 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM K59.3 became effective on October 1, 2024.
This page provides detailed information about K59.3 - Megacolon, not elsewhere classified. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Megacolon related to not elsewhere classified.