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Compare/O43 vs O45

O43 vs O45

O43 (Placental disorders) compared with O45 (Premature separation of placenta [abruptio placentae]), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).

Can these codes be reported together?

Yes, when both are documented. O43 carries an Excludes2 note covering O45: “premature separation of placenta [abruptio placentae] (O45.-)”

Excludes2 marks distinct conditions — both may be reported when both are documented.

Side by side

O43Placental disordersO45Premature separation of placenta [abruptio placentae]
Billing statusNon-billable header

Report instead: O43.011, O43.012, O43.013, O43.019, O43.021

Non-billable header

Report instead: O45.001, O45.002, O45.003, O45.009, O45.011

ClassificationO00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A)O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A)
DefinitionPlacental disorders is a non-billable ICD-10-CM category code (O43).Premature separation of placenta [abruptio placentae] is a non-billable ICD-10-CM category code (O45).
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Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources