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in fetal heart rate or rhythm (O76)

fetal metabolic acidemia (O68)

Encounter for delivery (O80, O82)

O80 Encounter for full-term uncomplicated delivery

Delivery requiring minimal or no assistance, with or without episiotomy, without fetal manipulation [e.g., rotation version] or instrumentation [forceps] of a spontaneous, cephalic, vaginal, full-term, single, live-born infant. This code is for use as a single diagnosis code and is not to be used with any other code from chapter 15. This code must be accompanied by a delivery code from the appropriate procedure classification.
Use additional code to indicate outcome of delivery (Z37.0)

O82 Encounter for cesarean delivery without indication

This code must be accompanied by a delivery code from the appropriate procedure classification.
Use additional code to indicate outcome of delivery (Z37.0)

Complications predominantly related to the puerperium (O85-O92)

Excludes2: mental and behavioral disorders associated with the puerperium (F53)
obstetrical tetanus (A34)
puerperal osteomalacia (M83.0)

O85 Puerperal sepsis

Includes: postpartum sepsis
puerperal peritonitis
puerperal pyemia
Use additional code (B95-B97), to identify infectious agent
Excludes1: fever of unknown origin following delivery (O86.4)
genital tract infection following delivery (O86.1-)
obstetric pyemic and septic embolism (O88.3-)
puerperal septic thrombophlebitis (O86.81)
urinary tract infection following delivery (O86.2-)
Excludes2: sepsis during labor (O75.3)

O86 Other puerperal infections

Use additional code (B95-B97), to identify infectious agent
Excludes2: infection during labor (O75.3)
obstetrical tetanus (A34)
O86.0 Infection of obstetric surgical wound
Infected cesarean delivery wound following delivery
Infected perineal repair following delivery
O86.