MCMedicalCodingSoftware
N51

N51: Disorders of male genital organs in diseases classified elsewhere

Billable / specific codeICD-10-CM

N51 is a billable, specific ICD-10-CM code for disorders of male genital organs in diseases classified elsewhere. It is valid for submission on a claim.

Check N51 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • amebic balanitis (A06.8)
  • candidal balanitis (B37.42)
  • gonococcal balanitis (A54.23)
  • gonococcal prostatitis (A54.22)
  • herpesviral [herpes simplex] balanitis (A60.01)
  • trichomonal prostatitis (A59.02)
  • tuberculous prostatitis (A18.14)

Code first

The underlying condition must be sequenced before this code.

  • underlying disease, such as:
  • filariasis (B74.0-B74.9)

Risk adjustment

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

Medicare coverage

N51 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A56697Billing and Coding: Non-Invasive Vascular Studies
  • A56758Billing and Coding: Non-Invasive Vascular Studies
  • A57591Billing and Coding: Non-Invasive Abdominal / Visceral Vascular Studies

Code history

Unchanged in every release from FY2024 to FY2027.

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.