N40: Benign prostatic hyperplasia
Codes under N40 (Benign prostatic hyperplasia). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| N40.0 | Benign prostatic hyperplasia without lower urinary tract symptoms | ✓ |
| N40.0 | Benign prostatic hyperplasia without lower urinary tract symptoms | ✓ |
| N40.1 | Benign prostatic hyperplasia with lower urinary tract symptoms | ✓ |
| N40.1 | Benign prostatic hyperplasia with lower urinary tract symptoms | ✓ |
| N40.2 | Nodular prostate without lower urinary tract symptoms | ✓ |
| N40.2 | Nodular prostate without lower urinary tract symptoms | ✓ |
| N40.3 | Nodular prostate with lower urinary tract symptoms | ✓ |
| N40.3 | Nodular prostate with lower urinary tract symptoms | ✓ |
Frequently asked questions
What is ICD-10-CM code N40?
N40 is an ICD-10-CM category covering Benign prostatic hyperplasia. It contains 8 more specific diagnosis codes, 8 of which are billable.
Is N40 a billable code?
No — N40 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 N40.0 — Benign prostatic hyperplasia without lower urinary tract symptoms). 8 of the 8 codes under N40 are billable.
What codes fall under N40?
N40 includes N40.0, N40.0, N40.1, N40.1, N40.2, plus 3 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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