U.S. ICD-10-CM · FY 2027

O76 ICD-10-CM Code: Abnormality in fetal heart rate and rhythm complicating labor and delivery

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

O76

Abnormality in fetal heart rate and rhythm complicating labor and delivery

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where O76 sits

  1. 1

    Chapter 15

    Pregnancy, childbirth and the puerperium (O00-O9A)

  2. 2

    Section

    Complications of labor and delivery (O60-O77)

  3. 3

    Category O76

    Abnormality in fetal heart rate and rhythm complicating labor and delivery

  4. 4

    Code O76

    Abnormality in fetal heart rate and rhythm complicating labor and delivery

Documentation details

Notes for this code

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

Code first

No “code first” instruction is listed for O76.

Use additional code

No “use additional code” instruction is listed for O76.

Excludes1

Conditions that should not be reported together with this code.

  • 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

Conditions not included here that may be reported separately when present.

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

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code O76 mean?

O76 is the FY 2027 U.S. ICD-10-CM code for “Abnormality in fetal heart rate and rhythm complicating labor and delivery.”

Is O76 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, O76 has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is O76 located in ICD-10-CM?

O76 is listed in Chapter 15, Pregnancy, childbirth and the puerperium (O00-O9A), within Complications of labor and delivery (O60-O77) (O60–O77), under category O76, Abnormality in fetal heart rate and rhythm complicating labor and delivery.

What coding notes are listed for O76?

Its listed inclusion terms are 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. No code-first instruction is listed. Excludes1 notes: 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 notes: fetal metabolic acidemia (O68); other fetal stress (O77.0-O77.1).

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