N81 vs N99.3
N81 (Female genital prolapse) compared with N99.3 (Prolapse of vaginal vault after hysterectomy), from the official CMS tabular data. Do not report these codes together: the official tabular list marks them Excludes1.
Can these codes be reported together?
No — do not report together. N81 carries an Excludes1 note covering N99.3: “prolapse of vaginal vault after hysterectomy (N99.3)”
Sole exception: when the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).
Side by side
| N81Female genital prolapse | N99.3Prolapse of vaginal vault after hysterectomy | |
|---|---|---|
| Billing status | Non-billable header | Billable |
| Classification | N00-N99 — Diseases of the Genitourinary System (N00-N99) | N00-N99 — Diseases of the Genitourinary System (N00-N99) |
| Definition | Female genital prolapse is a non-billable ICD-10-CM category code (N81). | Prolapse of vaginal vault after hysterectomy is a billable ICD-10-CM diagnosis code (N99.3). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources