ICD-10 N34
Non-Billable HeaderUrethritis and urethral syndrome
About ICD-10-CM N34
ICD-10-CM code N34 represents Urethritis and urethral syndrome. This is a non-billable header code in the Genitourinary System chapter (block N34). The 2026 edition of ICD-10-CM N34 became effective on October 1, 2025. Non-billable codes cannot be used as a primary or secondary diagnosis on a claim, use a more specific child code instead.
Type 2 Excludes
Not included here, the excluded code is not part of N34, but a patient may have both conditions at the same time. Both codes may be coded together when applicable.
- Reiter's disease (M02.3-)
- urethritis in diseases with a predominantly sexual mode of transmission (A50-A64)
- urethrotrigonitis (N30.3-)
Use Additional Code
When coding N34, also report these additional codes when applicable.
- code (B95-B97), to identify infectious agent.
Medicare LCD Coverage for N34
Local Coverage Determinations (LCDs) from CMS MACs that list N34 as a covered diagnosis.
This doesn't mean the code isn't covered, it means no MAC has issued a Local Coverage Determination naming this specific code. Coverage may still apply under National Coverage Determinations or general medical-necessity rules.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing N34.
Our payer policy database covers Aetna, Cigna, Anthem, BCBS, Humana, and Medicare Advantage plans, but N34 doesn't currently appear in any indexed policy. The code may still be covered under standard plan benefits.
CPT Codes Commonly Billed with N34
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
We don't have CPT pairings indexed for this specific code yet. Use the CPT search above to find common procedures, or check your payer's published medical policy for code-specific guidance.
Codes Adjacent To N34
Other codes in section N30-N39 (Other diseases of the urinary system).
ICD-10 N34, Billing FAQ
Is ICD-10 code N34 billable? +
No, N34 is a non-billable header code. Use a more specific child code from block N34 when submitting claims.
What codes are Type 2 Excludes for N34? +
Type 2 Excludes (may be coded together when both conditions exist): Reiter's disease (M02.3-); urethritis in diseases with a predominantly sexual mode of transmission (A50-A64); urethrotrigonitis (N30.3-)
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on June 1, 2026.
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