| N46 | Male infertility | NON-BILLABLE CODE |
| N46.0 | Azoospermia | NON-BILLABLE CODE |
| N46.01 | Organic azoospermia | BILLABLE CODE |
| N46.02 | Azoospermia due to extratesticular causes | NON-BILLABLE CODE |
| N46.021 | Azoospermia due to drug therapy | BILLABLE CODE |
| N46.022 | Azoospermia due to infection | BILLABLE CODE |
| N46.023 | Azoospermia due to obstruction of efferent ducts | BILLABLE CODE |
| N46.024 | Azoospermia due to radiation | BILLABLE CODE |
| N46.025 | Azoospermia due to systemic disease | BILLABLE CODE |
| N46.029 | Azoospermia due to other extratesticular causes | BILLABLE CODE |
| N46.1 | Oligospermia | NON-BILLABLE CODE |
| N46.11 | Organic oligospermia | BILLABLE CODE |
| N46.12 | Oligospermia due to extratesticular causes | NON-BILLABLE CODE |
| N46.121 | Oligospermia due to drug therapy | BILLABLE CODE |
| N46.122 | Oligospermia due to infection | BILLABLE CODE |
| N46.123 | Oligospermia due to obstruction of efferent ducts | BILLABLE CODE |
| N46.124 | Oligospermia due to radiation | BILLABLE CODE |
| N46.125 | Oligospermia due to systemic disease | BILLABLE CODE |
| N46.129 | Oligospermia due to other extratesticular causes | BILLABLE CODE |
| N46.9 | Male infertility, unspecified | BILLABLE CODE |
