O43.21 Placenta accreta

Non-billable header with 4 child codes.

Applies from O43 Placental disorders

Excludes2 (not included here)

• maternal care for poor fetal growth due to placental insufficiency (O36.5-)
• placenta previa (O44.-)
• placental polyp (O90.89)
• placentitis (O41.14-)
• premature separation of placenta [abruptio placentae] (O45.-)

Applies from O43.2 Morbidly adherent placenta

Excludes1 (never code together)

• retained placenta (O73.-)

Code also

• associated third stage postpartum hemorrhage, if applicable (O72.0)

Codes under O43.21

• O43.211 Placenta accreta, first trimester
• O43.212 Placenta accreta, second trimester
• O43.213 Placenta accreta, third trimester
• O43.219 Placenta accreta, unspecified trimester

Code annotations containing back-references to O43.21

Back-references to O43.21

• Type 1 Excludes: O73 Retained placenta and membranes, without hemorrhage ("placenta accreta (O43.21-)")

Back-references to O43.2

• Code Also: O72.0 Third-stage hemorrhage ("type of adherent placenta (O43.2-)")

Diagnosis Index entries for O43.21

• Accreta placenta
• Delivery (childbirth) (labor) › complicated › by › placenta, placental › accreta
• Pregnancy (single) (uterine) › complicated by (care of) (management affected by) › placenta accreta

Nearby codes

• O43.191 Other malformation of placenta, first trimester
• O43.192 Other malformation of placenta, second trimester
• O43.193 Other malformation of placenta, third trimester
• O43.199 Other malformation of placenta, unspecified trimester
• O43.2 Morbidly adherent placenta
• O43.21 Placenta accreta (this code)
• O43.211 Placenta accreta, first trimester
• O43.212 Placenta accreta, second trimester
• O43.213 Placenta accreta, third trimester
• O43.219 Placenta accreta, unspecified trimester
• O43.22 Placenta increta