ICD-10-CM N28: Other disorders of kidney and ureter, not elsewhere classified

ICD-10-CM Diagnosis Code (2025)

Official Description for N28

Other disorders of kidney and ureter, not elsewhere classified

Coding Notes & Guidelines for N28

Excludes1: Not Coded Here
  • atherosclerosis of renal artery (extrarenal part) (I70.1)
  • congenital stenosis of renal artery (Q27.1)
  • Goldblatt's kidney (I70.1)
Excludes1: Not Coded Here

cystic kidney disease (congenital) (Q61.-)

Excludes1: Not Coded Here
  • hydroureter (N13.4)
  • ureteric stricture with hydronephrosis (N13.1)
  • ureteric stricture without hydronephrosis (N13.5)
Excludes1: Not Coded Here
  • chronic renal insufficiency (N18.9)
  • unspecified nephritic syndrome (N05.-)
Inclusion Terms
  • Renal artery embolism
  • Renal artery obstruction
  • Renal artery occlusion
  • Renal artery thrombosis
  • Renal infarct
Inclusion Terms

Cyst (multiple) (solitary) of kidney (acquired)

Inclusion Terms
  • Nephropathy NOS
  • Renal disease (acute) NOS
  • Renal insufficiency (acute)

Child Codes (More Specific Codes for N28):

N28.0 - Ischemia and infarction of kidney N28.1 - Cyst of kidney, acquired N28.8 - Other specified disorders of kidney and ureter N28.81 - Hypertrophy of kidney N28.82 - Megaloureter N28.83 - Nephroptosis N28.84 - Pyelitis cystica N28.85 - Pyeloureteritis cystica N28.86 - Ureteritis cystica N28.89 - Other specified disorders of kidney and ureter N28.9 - Disorder of kidney and ureter, unspecified

About ICD-10-CM Code N28 (Other disorders of kidney and ureter)

ICD-10-CM code N28 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 N28 became effective on October 1, 2024.

This page provides detailed information about N28 - Other disorders of kidney and ureter, not elsewhere classified. 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 Other disorders of kidney and ureter related to not elsewhere classified.