N43: Hydrocele and spermatocele
Codes under N43 (Hydrocele and spermatocele). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| N43.0 | Encysted hydrocele | ✓ |
| N43.0 | Encysted hydrocele | ✓ |
| N43.1 | Infected hydrocele | ✓ |
| N43.1 | Infected hydrocele | ✓ |
| N43.2 | Other hydrocele | ✓ |
| N43.2 | Other hydrocele | ✓ |
| N43.3 | Hydrocele, unspecified | ✓ |
| N43.3 | Hydrocele, unspecified | ✓ |
| N43.4 | Spermatocele of epididymis | — |
| N43.4 | Spermatocele of epididymis | — |
| N43.40 | Spermatocele of epididymis, unspecified | ✓ |
| N43.40 | Spermatocele of epididymis, unspecified | ✓ |
| N43.41 | Spermatocele of epididymis, single | ✓ |
| N43.41 | Spermatocele of epididymis, single | ✓ |
| N43.42 | Spermatocele of epididymis, multiple | ✓ |
| N43.42 | Spermatocele of epididymis, multiple | ✓ |
Frequently asked questions
What is ICD-10-CM code N43?
N43 is an ICD-10-CM category covering Hydrocele and spermatocele. It contains 16 more specific diagnosis codes, 14 of which are billable.
Is N43 a billable code?
No — N43 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example N43.0 — Encysted hydrocele). 14 of the 16 codes under N43 are billable.
What codes fall under N43?
N43 includes N43.0, N43.0, N43.1, N43.1, N43.2, plus 11 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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