ICD-10-CM · Chapter 15 · O00-O9A
Pregnancy, childbirth and the puerperium
1,221 billable diagnosis codes across 9 code blocks. FY2027 release.
Excludes 1 (cannot code together)
- supervision of normal pregnancy (Z34.-)
Excludes 2 (not included here)
- mental and behavioral disorders associated with the puerperium (F53.-)
- obstetrical tetanus (A34)
- postpartum necrosis of pituitary gland (E23.0)
- puerperal osteomalacia (M83.0)
Use Additional Code
- code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
O00-O08 Pregnancy with abortive outcome
O09 Supervision of high risk pregnancy
O10-O16 Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium
- O10 Pre-existing hypertension complicating pregnancy, childbirth and the puerperium
- O11 Pre-existing hypertension with pre-eclampsia
- O12 Gestational [pregnancy-induced] edema and proteinuria without hypertension
- O13 Gestational [pregnancy-induced] hypertension without significant proteinuria
- O14 Pre-eclampsia
- O15 Eclampsia
- O16 Unspecified maternal hypertension
O20-O29 Other maternal disorders predominantly related to pregnancy
- O20 Hemorrhage in early pregnancy
- O21 Excessive vomiting in pregnancy
- O22 Venous complications and hemorrhoids in pregnancy
- O23 Infections of genitourinary tract in pregnancy
- O24 Diabetes mellitus in pregnancy, childbirth, and the puerperium
- O25 Malnutrition in pregnancy, childbirth and the puerperium
- O26 Maternal care for other conditions predominantly related to pregnancy
- O28 Abnormal findings on antenatal screening of mother
- O29 Complications of anesthesia during pregnancy
O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems
- O30 Multiple gestation
- O31 Complications specific to multiple gestation
- O32 Maternal care for malpresentation of fetus
- O33 Maternal care for disproportion
- O34 Maternal care for abnormality of pelvic organs
- O35 Maternal care for known or suspected fetal abnormality and damage
- O36 Maternal care for other fetal problems
- O40 Polyhydramnios
- O41 Other disorders of amniotic fluid and membranes
- O42 Premature rupture of membranes
- O43 Placental disorders
- O44 Placenta previa
- O45 Premature separation of placenta [abruptio placentae]
- O46 Antepartum hemorrhage, not elsewhere classified
- O47 False labor
- O48 Late pregnancy
O60-O77 Complications of labor and delivery
- O60 Preterm labor
- O61 Failed induction of labor
- O62 Abnormalities of forces of labor
- O63 Long labor
- O64 Obstructed labor due to malposition and malpresentation of fetus
- O65 Obstructed labor due to maternal pelvic abnormality
- O66 Other obstructed labor
- O67 Labor and delivery complicated by intrapartum hemorrhage, not elsewhere classified
- O68 Labor and delivery complicated by abnormality of fetal acid-base balance Billable
- O69 Labor and delivery complicated by umbilical cord complications
- O70 Perineal laceration during delivery
- O71 Other obstetric trauma
- O72 Postpartum hemorrhage
- O73 Retained placenta and membranes, without hemorrhage
- O74 Complications of anesthesia during labor and delivery
- O75 Other complications of labor and delivery, not elsewhere classified
- O76 Abnormality in fetal heart rate and rhythm complicating labor and delivery Billable
- O77 Other fetal stress complicating labor and delivery
O80-O82 Encounter for delivery
O85-O92 Complications predominantly related to the puerperium
- O85 Puerperal sepsis Billable
- O86 Other puerperal infections
- O87 Venous complications and hemorrhoids in the puerperium
- O88 Obstetric embolism
- O89 Complications of anesthesia during the puerperium
- O90 Complications of the puerperium, not elsewhere classified
- O91 Infections of breast associated with pregnancy, the puerperium and lactation
- O92 Other disorders of breast and disorders of lactation associated with pregnancy and the puerperium
O94-O9A Other obstetric conditions, not elsewhere classified
- O94 Sequelae of complication of pregnancy, childbirth, and the puerperium Billable
- O98 Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
- O99 Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
- O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
Last reviewed: September 2026