ICD-10-CM > K00-K95 > K55-K64 > K56 > K56.6 K56.6 Other and unspecified intestinal obstruction Non-Billable/Non-Specific Codes K56.60Unspecified intestinal obstructionK56.600Partial intestinal obstruction, unspecified as to causeK56.601Complete intestinal obstruction, unspecified as to causeK56.609Unspecified intestinal obstruction, unspecified as to partial versus complete obstructionK56.69Other intestinal obstructionK56.690Other partial intestinal obstructionK56.691Other complete intestinal obstructionK56.699Other intestinal obstruction unspecified as to partial versus complete obstruction