O68 is the authoritative medical code for Labor and delivery complicated by abnormality of fetal acid-base balance. This classification is used in medical billing and clinical recording to specify the clinical criteria for labor and delivery complicated by abnormality of fetal acid-base balance (ICD-10-CM O68), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Labor and delivery complicated by abnormality of fetal acid-base balance is a billable ICD-10-CM diagnosis code O68. Inclusion terms: 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. Excludes1 (not coded here): 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. Excludes2 (not included here): abnormality in fetal heart rate or rhythm O76; labor and delivery complicated by meconium in amniotic fluid O77.0.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for O68 in the official ICD-10-CM tabular list.
Inclusion Terms
Alternative terms the tabular list files under this code.
- 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
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- 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
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- abnormality in fetal heart rate or rhythm O76
- labor and delivery complicated by meconium in amniotic fluid O77.0
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with O68?
Per Excludes1 instructions, O68 must not be reported with: 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).
Can O68 be reported alongside related conditions?
Per Excludes2 instructions, O68 and the following may both be reported when both are present: abnormality in fetal heart rate or rhythm (O76); labor and delivery complicated by meconium in amniotic fluid (O77.0).
What conditions are included under 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.
Indexed Clinical Terms (8)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Delivery (childbirth) (labor), complicated, by, fetal, abnormal acid-base balance
- Delivery (childbirth) (labor), complicated, by, fetal, acidemia
- Delivery (childbirth) (labor), complicated, by, fetal, acidosis
- Delivery (childbirth) (labor), complicated, by, fetal, alkalosis
- Pregnancy (single) (uterine), complicated by (care of) (management affected by), fetal (maternal care for), abnormality or damage, acid-base balance
- Pregnancy (single) (uterine), complicated by (care of) (management affected by), fetal (maternal care for), acidemia
- Pregnancy (single) (uterine), complicated by (care of) (management affected by), fetal (maternal care for), acidosis
- Pregnancy (single) (uterine), complicated by (care of) (management affected by), fetal (maternal care for), alkalosis
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code O64
Obstructed labor due to malposition and malpresentation of fetus
ICD Code O65
Obstructed labor due to maternal pelvic abnormality
ICD Code O67
Labor and delivery complicated by intrapartum hemorrhage, not elsewhere classified
ICD Code O69
Labor and delivery complicated by umbilical cord complications
ICD Code O73
Retained placenta and membranes, without hemorrhage