P03.819 Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm, unspecified as to time of onset

Billable ICD-10-CM code, FY2026.

Applies from P03 Newborn affected by other complications of labor and delivery

Excludes2 (not included here)

• encounter for observation of newborn for suspected diseases and conditions ruled out (Z05.-)

Code first

• any current condition in newborn

Applies from P03.81 Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm

Excludes1 (never code together)

• neonatal cardiac dysrhythmia (P29.1-)

MS-DRG index

Defines the logic of DRG(s) 794 in MDC 15.

Approximate ICD-9-CM (GEMs)

• 763.83 Abnormality in fetal heart rate or rhythm, unspecified as to time of onset

Code annotations containing back-references to P03.819

Back-references to P03

• Type 1 Excludes: P00.7 Newborn affected by other medical procedures on mother, not elsewhere classified ("newborn affected by other complications of labor and delivery (P03.-)")

Diagnosis Index entries for P03.819

• Arrhythmia (auricle)(cardiac)(juvenile)(nodal)(reflex)(supraventricular)(transitory)(ventricle) › newborn › occurring before birth
• Dysrhythmia › cardiac › newborn › occurring before birth
• Newborn (infant) (liveborn) (singleton) › affected by › heart rate abnormalities › intrauterine

Nearby codes

• P03.6 Newborn affected by abnormal uterine contractions
• P03.8 Newborn affected by other specified complications of labor and delivery
• P03.81 Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm
• P03.810 Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm before the onset of labor
• P03.811 Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm during labor
• P03.819 Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm, unspecified as to time of onset (this code)
• P03.82 Meconium passage during delivery
• P03.89 Newborn affected by other specified complications of labor and delivery
• P03.9 Newborn affected by complication of labor and delivery, unspecified