ICD-10-CM K63.8211: Small intestinal bacterial overgrowth, hydrogen-subtype

ICD-10-CM Diagnosis Code (2025)

Official Description for K63.8211

Small intestinal bacterial overgrowth, hydrogen-subtype

Parent Code (Less Specific):

About ICD-10-CM Code K63.8211 (Small intestinal bacterial overgrowth)

ICD-10-CM code K63.8211 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 K63.8211 became effective on October 1, 2024.

This page provides detailed information about K63.8211 - Small intestinal bacterial overgrowth, hydrogen-subtype. 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 Small intestinal bacterial overgrowth related to hydrogen-subtype.