ICD-10-CM · Chapter 15 · O00-O9A
O68 Labor and delivery complicated by abnormality of fetal acid-base balance
Includes
- Fetal acidemia complicating labor and delivery
- Fetal acidosis complicating labor and delivery
- Fetal alkalosis complicating labor and delivery
- Fetal metabolic acidemia complicating labor and delivery
Excludes 1 (cannot be coded together)
- fetal stress NOS (O77.9)
- labor and delivery complicated by electrocardiographic evidence of fetal stress (O77.8)
- labor and delivery complicated by ultrasonic evidence of fetal stress (O77.8)
Excludes 2 (not included here)
- abnormality in fetal heart rate or rhythm (O76)
- labor and delivery complicated by meconium in amniotic fluid (O77.0)
This category is a complete, billable diagnosis code.
No additional specificity is required — submit O68 directly on claims and documentation without a subcode extension.
Last reviewed: September 2026