ICD-10-CM > R00-R99 > R90-R94 > R93 > R93.4 > R93.42 R93.42 Abnormal radiologic findings on diagnostic imaging of kidney Non-Billable/Non-Specific Codes R93.421Abnormal radiologic findings on diagnostic imaging of right kidneyR93.422Abnormal radiologic findings on diagnostic imaging of left kidneyR93.429Abnormal radiologic findings on diagnostic imaging of unspecified kidney