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ICD-10-CM tabular list

N25-N29Other disorders of kidney and ureter

ICD-10-CM codes N25-N29 cover other disorders of kidney and ureter, within diseases of the genitourinary system. The block holds 28 codes across 5 categories, of which 22 are billable and 6 are header codes that cannot be submitted on a claim.

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

  • disorders of kidney and ureter with urolithiasis (N20-N23)

What else to watch in N25-N29

  • 21 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.

Categories in N25-N29

ICD-10-CMFY2026-Apr· effective April 1, 2026