Non-Billable / Non-Specific Code
ICD-10-CM N28.8 is the diagnosis code for Other specified disorders of kidney and ureter. This code falls under the section "Other disorders of kidney and ureter" within Chapter 14 — Diseases of the genitourinary system (N00-N99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as N28.8. They are mutually exclusive:
Understanding where N28.8 sits in the ICD-10-CM classification helps ensure proper coding:
No, N28.8 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
N28.8 is the ICD-10-CM diagnosis code for "Other specified disorders of kidney and ureter". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
The parent code of N28.8 is N28 ("Other disorders of kidney and ureter, not elsewhere classified"). N28.8 provides a more specific classification within this category.
N28.8 is located in Section N25-N29 — "Other disorders of kidney and ureter" within Chapter 14 of the ICD-10-CM Tabular List.
N28.8 has 7 sub-code(s) that provide more specific detail: N28.81, N28.82, N28.83, N28.84, N28.85 and more.
Use N28.8 when the patients documented diagnosis matches "Other specified disorders of kidney and ureter" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Other specified disorders of kidney and ureter is N28.8.
No, N28.8 is non-billable. Use a more specific sub-code for primary diagnosis billing.
N28.8 is in Chapter 14 of the ICD-10-CM Tabular List.
Type 1 Excludes for N28.8 include: hydroureter (N13.4); ureteric stricture with hydronephrosis (N13.1); ureteric stricture without hydronephrosis (N13.5).
Yes, N28.8 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.