O76 vs O77.1
O76 (Abnormality in fetal heart rate and rhythm complicating labor and delivery) compared with O77.1 (Fetal stress in labor or delivery due to drug administration), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. O76 carries an Excludes2 note covering O77.1: “other fetal stress (O77.0-O77.1)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| O76Abnormality in fetal heart rate and rhythm complicating labor and delivery | O77.1Fetal stress in labor or delivery due to drug administration | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) | O00-O9A — Pregnancy, Childbirth and the Puerperium (O00-O9A) |
| Definition | Abnormality in fetal heart rate and rhythm complicating labor and delivery is a billable ICD-10-CM diagnosis code (O76). | Fetal stress in labor or delivery due to drug administration is a billable ICD-10-CM diagnosis code (O77.1). |
| Includes | 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 | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources