N45

⚠ Non-billable (Header)

Orchitis and epididymitis

Diseases of the genitourinary system (N00-N99)

⚠️ This is a category header code — not billable. Use a more specific child code below.

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📋 Code Instructions

direct

• code (B95-B97), to identify infectious agent.

Child Codes (4)

N45.1Epididymitis✓ Billable N45.2Orchitis✓ Billable N45.3Epididymo-orchitis✓ Billable N45.4Abscess of epididymis or testis✓ Billable

Clinical Description

ICD-10-CM code N45 represents orchitis and epididymitis. This code falls under the Diseases of the genitourinary system (N00-N99) classification. It is a non-billable category header code. A more specific child code from the list below must be used for billing and reimbursement purposes.

Frequently Asked Questions

What is ICD-10 code N45?

ICD-10-CM code N45 is "Orchitis and epididymitis". It belongs to the category: Diseases of the genitourinary system (N00-N99).

Is N45 a billable ICD-10 code?

No, N45 is a non-billable header code. A more specific child code must be used for billing.

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Code Information

CodeN45

BillableNo — Header code

CategoryDiseases of the genitourinary system (N00-N99)

Excludes10 rule(s)

Excludes20 note(s)

Child codes4

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)