D40: Neoplasm of uncertain behavior of male genital organs
Codes under D40 (Neoplasm of uncertain behavior of male genital organs). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| D40.0 | Neoplasm of uncertain behavior of prostate | ✓ |
| D40.0 | Neoplasm of uncertain behavior of prostate | ✓ |
| D40.1 | Neoplasm of uncertain behavior of testis | — |
| D40.1 | Neoplasm of uncertain behavior of testis | — |
| D40.8 | Neoplasm of uncertain behavior of other specified male genital organs | ✓ |
| D40.8 | Neoplasm of uncertain behavior of other specified male genital organs | ✓ |
| D40.9 | Neoplasm of uncertain behavior of male genital organ, unspecified | ✓ |
| D40.9 | Neoplasm of uncertain behavior of male genital organ, unspecified | ✓ |
| D40.10 | Neoplasm of uncertain behavior of unspecified testis | ✓ |
| D40.10 | Neoplasm of uncertain behavior of unspecified testis | ✓ |
| D40.11 | Neoplasm of uncertain behavior of right testis | ✓ |
| D40.11 | Neoplasm of uncertain behavior of right testis | ✓ |
| D40.12 | Neoplasm of uncertain behavior of left testis | ✓ |
| D40.12 | Neoplasm of uncertain behavior of left testis | ✓ |
Frequently asked questions
What is ICD-10-CM code D40?
D40 is an ICD-10-CM category covering Neoplasm of uncertain behavior of male genital organs. It contains 14 more specific diagnosis codes, 12 of which are billable.
Is D40 a billable code?
No — D40 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 D40.0 — Neoplasm of uncertain behavior of prostate). 12 of the 14 codes under D40 are billable.
What codes fall under D40?
D40 includes D40.0, D40.0, D40.1, D40.1, D40.8, plus 9 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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