N11.1

Applicable To

• Pyelonephritis chronic) associated with anomaly of pelviureteric junction

• Pyelonephritis chronic) associated with anomaly of pyeloureteric junction

• Pyelonephritis chronic) associated with crossing of vessel

• Pyelonephritis chronic) associated with kinking of ureter

• Pyelonephritis chronic) associated with obstruction of ureter

• Pyelonephritis chronic) associated with stricture of pelviureteric junction

• Pyelonephritis chronic) associated with stricture of ureter

Approximate Synonyms

• Chronic obstructive kidney stones

• Recurrent obstructive pyelonephritis

Details

• N11.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM N11.1 became effective on October 1, 2022.

• This is the American ICD-10-CM version of N11.1 – other international versions of ICD-10 N11.1 may differ.