ICD-10-CM Diagnosis Code (2025)
Official Description for K65.9
Peritonitis, unspecified
Coding Notes & Guidelines for K65.9
Inclusion Terms
Bacterial peritonitis NOS
Parent Code (Less Specific):
About ICD-10-CM Code K65.9 (Peritonitis)
ICD-10-CM code K65.9 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 K65.9 became effective on October 1, 2024.
This page provides detailed information about K65.9 - Peritonitis, unspecified. 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 Peritonitis related to unspecified.