N85.4 vs O65.5
N85.4 (Malposition of uterus) compared with O65.5 (Obstructed labor due to abnormality of maternal pelvic organs), 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. N85.4 carries an Excludes1 note covering O65.5: “malposition of uterus complicating pregnancy, labor or delivery (O34.5-, O65.5)”
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
| N85.4Malposition of uterus | O65.5Obstructed labor due to abnormality of maternal pelvic organs | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | N00-N99 — Diseases of the Genitourinary System (N00-N99) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Malposition of uterus is a billable ICD-10-CM diagnosis code (N85.4). | Obstructed labor due to abnormality of maternal pelvic organs is a billable ICD-10-CM diagnosis code (O65.5). |
| Includes | Anteversion of uterus Retroflexion of uterus Retroversion of uterus | Obstructed labor due to conditions listed in O34.- |
| Use additional code | — | code to identify abnormality of pelvic organs O34.- |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources