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N28.82

N28.82: Megaloureter

Billable / specific codeICD-10-CM

N28.82 is a billable, specific ICD-10-CM code for megaloureter. It is valid for submission on a claim.

Check N28.82 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above N28.82

A category’s note binds every code beneath it.

Written on N28.8: Other specified disorders of kidney and ureter

  • hydroureter (N13.4)
  • ureteric stricture with hydronephrosis (N13.1)
  • ureteric stricture without hydronephrosis (N13.5)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

N28.82 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A55336Billing and Coding: Retroperitoneal Ultrasound
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A57636Billing and Coding: Duplex Scanning

Alphabetic index entries that lead here

  • Megaloureter
  • Megaureter
  • Dilatation›ureter(idiopathic)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under N28.8

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.