N28.9

Billable

Disorder of kidney and ureter, unspecified

N28.9 is the ICD-10-CM code for Disorder of kidney and ureter, unspecified. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
N00-N99
Parent
N28
Edition
FY2026

N00-N99 Diseases of the genitourinary system

Includes

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

Excludes1 — not coded here

  • chronic renal insufficiency (N18.9)
  • unspecified nephritic syndrome (N05.-)

Frequently asked questions

What is ICD-10 code N28.9?
N28.9 is the ICD-10-CM code for "Disorder of kidney and ureter, unspecified". It falls under N00-N99 Diseases of the genitourinary system.
Is N28.9 a billable code?
Yes — N28.9 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from N28.9?
Excludes1 (not coded here): chronic renal insufficiency (N18.9); unspecified nephritic syndrome (N05.-).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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