N51 Disorders of male genital organs in diseases classified elsewhere

Billable

Block: Diseases of male genital organs (N40-N53)

Excludes 1 (cannot be coded together)

  • 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

  • underlying disease, such as:
  • filariasis (B74.0-B74.9)
This category is a complete, billable diagnosis code.

No additional specificity is required — submit N51 directly on claims and documentation without a subcode extension.

Last reviewed: September 2026