What does ICD-10 code O76 mean?

O76 is the ICD-10-CM diagnosis code for Abnormality in fetal heart rate and rhythm complicating labor and delivery. Abnormality in fetal heart rate and rhythm complicating labor and delivery

Is O76 a billable ICD-10 code?

Yes, O76 is a billable ICD-10-CM code that can be used on medical claims.

What chapter is O76 in?

O76 is classified under Chapter 15: Pregnancy, childbirth and the puerperium (O00-O9A), Section O60-O77: Complications of labor and delivery (O60-O77).

What are the includes and excludes for O76?

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): fetal metabolic acidemia (O68); other fetal stress (O77.0-O77.1).

O76 Abnormality in fetal heart rate and rhythm complicating labor and delivery

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The ICD-10-CM code for Abnormality in fetal heart rate and rhythm complicating labor and delivery is O76 (FY2026). It is a billable, claim-ready diagnosis code.

Classification

Chapter: 15: Pregnancy, childbirth and the puerperium (O00-O9A)
Section: O60-O77: Complications of labor and delivery (O60-O77)
Category O76: 1 code (1 billable)
FY2026 Status: Stable since FY2024

Also Known As

ICD-10-CM Alphabetic Index entries that lead to O76:

Delivery (childbirth) (labor) › complicated › by › depressed fetal heart tones
Delivery (childbirth) (labor) › complicated › by › fetal › heart rate or rhythm (abnormal) (non-reassuring)

Excludes1

Not coded here. These conditions should NOT be coded together with O76.

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. These conditions are coded elsewhere but may be coded together if applicable.

fetal metabolic acidemia (O68)
other fetal stress (O77.0-O77.1)

Inclusion Terms

Depressed fetal heart rate tones complicating labor and delivery
Fetal bradycardia complicating labor and delivery
Fetal heart rate decelerations complicating labor and delivery
Fetal heart rate irregularity complicating labor and delivery
Fetal heart rate abnormal variability complicating labor and delivery
Fetal tachycardia complicating labor and delivery
Non-reassuring fetal heart rate or rhythm complicating labor and delivery

U.S. Hospital Utilization

An estimated 782,170 U.S. inpatient stays in 2023 included O76 among the documented diagnoses.
114,555 stays listed it as the principal diagnosis.

Source: National Inpatient Sample (NIS), Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality, 2016–2023. National survey-weighted estimates.