P03.81
Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm
Choose the additional character
P03.81 needs more characters to be billable. Pick the specific code below.
- P03.810Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm before the onset of laborBillable
- P03.811Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm during laborBillable
- P03.819Newborn affected by abnormality in fetal (intrauterine) heart rate or rhythm, unspecified as to time of onsetBillable
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
neonatal cardiac dysrhythmia (P29.1-)
encounter for observation of newborn for suspected diseases and conditions ruled out (Z05.-)
any current condition in newborn
These codes are for use when the listed maternal conditions are specified as the cause of confirmed morbidity or potential morbidity which have their origin in the perinatal period (before birth through the first 28 days after birth).
conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) tetanus neonatorum (A33)
Codes from this chapter are for use on newborn records only, never on maternal records
Official Guidelines for P03.81
FY 2026 ›Subsections
- I.C.16.aGeneral Perinatal Rules
- I.C.16.bObservation and Evaluation of Newborns for Suspected
- I.C.16.cCoding Additional Perinatal Diagnoses
- I.C.16.dPrematurity and Fetal Growth Retardation
- I.C.16.eLow birth weight and immaturity status
- I.C.16.fBacterial Sepsis of Newborn
- I.C.16.gStillbirth
- I.C.16.hCOVID-19 Infection in Newborn