ICD-10-CM > P00-P96 > P19-P29 > P29 P29 Cardiovascular disorders originating in the perinatal period Non-Billable/Non-Specific Type 2 Excludes congenital malformations of the circulatory system (Q20-Q28) Codes P29.0Neonatal cardiac failureP29.1Neonatal cardiac dysrhythmiaP29.11Neonatal tachycardiaP29.12Neonatal bradycardiaP29.2Neonatal hypertensionP29.3Persistent fetal circulationP29.30Pulmonary hypertension of newbornP29.38Other persistent fetal circulationP29.4Transient myocardial ischemia in newbornP29.8Other cardiovascular disorders originating in the perinatal periodP29.81Cardiac arrest of newbornP29.89Other cardiovascular disorders originating in the perinatal periodP29.9Cardiovascular disorder originating in the perinatal period, unspecified