N34.1

Nonspecific urethritis

FY2027Chapter 14: Diseases of the genitourinary system/N30–N39 Other diseases of the urinary system

BillableComplete code, valid to report

N34.1 (also written N341) is a billable ICD-10-CM diagnosis code for nonspecific urethritis. It is part of the FY2027 code set, effective October 1, 2026. It is one of the 4 codes in category N34 (Urethritis and urethral syndrome). The Alphabetic Index lists it under 3 entries. Its coding notes include a Use additional code instruction and 14 Excludes2 entries.

Use additional code

Add the listed code as a secondary code, if known.

Inherited from N34 Urethritis and urethral syndrome
  • code (B95-B97), to identify infectious agent.

Excludes2

Not included here. Both codes may be reported if the patient has both conditions.

Inherited from N34 Urethritis and urethral syndrome
  • Reiter's disease (M02.3-)
  • urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)
  • urethrotrigonitis (N30.3-)
Also from chapter/block level (11 notes)
Inherited from N30–N39 Other diseases of the urinary system
  • urinary infection (complicating):
    • abortion or ectopic or molar pregnancy (O00-O07, O08.8)
    • pregnancy, childbirth and the puerperium (O23.-, O75.3, O86.2-)
Inherited from Chapter 14 Diseases of the genitourinary system
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Care settings

How CMS programs treat this code. These are CMS claim edits and list entries, not coverage or eligibility rules.

Home Health Primary

Accepted as the primary (principal) diagnosis on a home health claim. The Home Health Grouper assigns it to the MMTA - Gastrointestinal tract and Genitourinary system clinical group.

Source: CMS Home Health Grouper Software v07.2.26, effective October 1, 2026

Inclusion terms

Conditions classified to this code.

This code
  • Nongonococcal urethritis
  • Nonvenereal urethritis

Alphabetic Index terms

Terms the official Alphabetic Index lists for this code. 3 entries