Is N28 a billable code?
No. N28 is a header code that groups 10 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
N28: Other disorders of kidney and ureter, not elsewhere classified
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
N28 groups related diagnoses under other disorders of kidney and ureter, not elsewhere classified. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under N28
- N28.0Ischemia and infarction of kidney
- N28.1Cyst of kidney, acquired
- N28.81Hypertrophy of kidney
- N28.82Megaloureter
- N28.83Nephroptosis
- N28.84Pyelitis cystica
- N28.85Pyeloureteritis cystica
- N28.86Ureteritis cystica
- N28.89Other specified disorders of kidney and ureter
- N28.9Disorder of kidney and ureter, unspecified
N28 questions
What does N28 mean?
N28 is the ICD-10-CM code for Other disorders of kidney and ureter, not elsewhere classified. It is in chapter 14, Diseases of the genitourinary system (N00-N99).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.