| N90 | Other noninflammatory disorders of vulva and perineum | NON-BILLABLE CODE |
| N90.0 | Mild vulvar dysplasia | BILLABLE CODE |
| N90.1 | Moderate vulvar dysplasia | BILLABLE CODE |
| N90.4 | Leukoplakia of vulva | BILLABLE CODE |
| N90.5 | Atrophy of vulva | BILLABLE CODE |
| N90.6 | Hypertrophy of vulva | NON-BILLABLE CODE |
| N90.60 | Unspecified hypertrophy of vulva | BILLABLE CODE |
| N90.61 | Childhood asymmetric labium majus enlargement | BILLABLE CODE |
| N90.69 | Other specified hypertrophy of vulva | BILLABLE CODE |
| N90.7 | Vulvar cyst | BILLABLE CODE |
| N90.8 | Other specified noninflammatory disorders of vulva and perineum | NON-BILLABLE CODE |
| N90.81 | Female genital mutilation status | NON-BILLABLE CODE |
| N90.810 | Female genital mutilation status, unspecified | BILLABLE CODE |
| N90.811 | Female genital mutilation Type I status | BILLABLE CODE |
| N90.812 | Female genital mutilation Type II status | BILLABLE CODE |
| N90.813 | Female genital mutilation Type III status | BILLABLE CODE |
| N90.818 | Other female genital mutilation status | BILLABLE CODE |
| N90.89 | Other specified noninflammatory disorders of vulva and perineum | BILLABLE CODE |
| N90.9 | Noninflammatory disorder of vulva and perineum, unspecified | BILLABLE CODE |
