Chapter 15
Pregnancy, childbirth and the puerperium
O00–O9A
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FY 2027 effective October 1, 2026 · 72 categories in this chapter
Blocks in This Chapter
ICD-10-CM groups this chapter's categories into 9 blocks of three-character categories.
- 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
- O20 –O29 Other maternal disorders predominantly related to pregnancy
- O30 –O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems
- O60 –O77 Complications of labor and delivery
- O80 –O82 Encounter for delivery
- O85 –O92 Complications predominantly related to the puerperium
- O94 –O9A Other obstetric conditions, not elsewhere classified
Categories
Pregnancy with abortive outcome (O00-O08)
- O00 Ectopic pregnancy Has subcategories
- O01 Hydatidiform mole Has subcategories
- O02 Other abnormal products of conception Has subcategories
- O03 Spontaneous abortion Has subcategories
- O04 Complications following (induced) termination of pregnancy Has subcategories
- O07 Failed attempted termination of pregnancy Has subcategories
- O08 Complications following ectopic and molar pregnancy Has subcategories
Supervision of high risk pregnancy (O09)
Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16)
- O10 Pre-existing hypertension complicating pregnancy, childbirth and the puerperium Has subcategories
- O11 Pre-existing hypertension with pre-eclampsia Has subcategories
- O12 Gestational [pregnancy-induced] edema and proteinuria without hypertension Has subcategories
- O13 Gestational [pregnancy-induced] hypertension without significant proteinuria Has subcategories
- O14 Pre-eclampsia Has subcategories
- O15 Eclampsia Has subcategories
- O16 Unspecified maternal hypertension Has subcategories
Other maternal disorders predominantly related to pregnancy (O20-O29)
- O20 Hemorrhage in early pregnancy Has subcategories
- O21 Excessive vomiting in pregnancy Has subcategories
- O22 Venous complications and hemorrhoids in pregnancy Has subcategories
- O23 Infections of genitourinary tract in pregnancy Has subcategories
- O24 Diabetes mellitus in pregnancy, childbirth, and the puerperium Has subcategories
- O25 Malnutrition in pregnancy, childbirth and the puerperium Has subcategories
- O26 Maternal care for other conditions predominantly related to pregnancy Has subcategories
- O28 Abnormal findings on antenatal screening of mother Has subcategories
- O29 Complications of anesthesia during pregnancy Has subcategories
Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
- O30 Multiple gestation Has subcategories
- O31 Complications specific to multiple gestation Has subcategories
- O32 Maternal care for malpresentation of fetus Has subcategories
- O33 Maternal care for disproportion Has subcategories
- O34 Maternal care for abnormality of pelvic organs Has subcategories
- O35 Maternal care for known or suspected fetal abnormality and damage Has subcategories
- O36 Maternal care for other fetal problems Has subcategories
- O40 Polyhydramnios Has subcategories
- O41 Other disorders of amniotic fluid and membranes Has subcategories
- O42 Premature rupture of membranes Has subcategories
- O43 Placental disorders Has subcategories
- O44 Placenta previa Has subcategories
- O45 Premature separation of placenta [abruptio placentae] Has subcategories
- O46 Antepartum hemorrhage, not elsewhere classified Has subcategories
- O47 False labor Has subcategories
- O48 Late pregnancy Has subcategories
Complications of labor and delivery (O60-O77)
- O60 Preterm labor Has subcategories
- O61 Failed induction of labor Has subcategories
- O62 Abnormalities of forces of labor Has subcategories
- O63 Long labor Has subcategories
- O64 Obstructed labor due to malposition and malpresentation of fetus Has subcategories
- O65 Obstructed labor due to maternal pelvic abnormality Has subcategories
- O66 Other obstructed labor Has subcategories
- O67 Labor and delivery complicated by intrapartum hemorrhage, not elsewhere classified Has subcategories
- O68 Labor and delivery complicated by abnormality of fetal acid-base balance
- O69 Labor and delivery complicated by umbilical cord complications Has subcategories
- O70 Perineal laceration during delivery Has subcategories
- O71 Other obstetric trauma Has subcategories
- O72 Postpartum hemorrhage Has subcategories
- O73 Retained placenta and membranes, without hemorrhage Has subcategories
- O74 Complications of anesthesia during labor and delivery Has subcategories
- O75 Other complications of labor and delivery, not elsewhere classified Has subcategories
- O76 Abnormality in fetal heart rate and rhythm complicating labor and delivery
- O77 Other fetal stress complicating labor and delivery Has subcategories
Encounter for delivery (O80-O82)
Complications predominantly related to the puerperium (O85-O92)
- O85 Puerperal sepsis
- O86 Other puerperal infections Has subcategories
- O87 Venous complications and hemorrhoids in the puerperium Has subcategories
- O88 Obstetric embolism Has subcategories
- O89 Complications of anesthesia during the puerperium Has subcategories
- O90 Complications of the puerperium, not elsewhere classified Has subcategories
- O91 Infections of breast associated with pregnancy, the puerperium and lactation Has subcategories
- O92 Other disorders of breast and disorders of lactation associated with pregnancy and the puerperium Has subcategories
Other obstetric conditions, not elsewhere classified (O94-O9A)
- O94 Sequelae of complication of pregnancy, childbirth, and the puerperium
- O98 Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium Has subcategories
- O99 Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium Has subcategories
- O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium Has subcategories