All ICD10 Codes
Chapter 16

P00–P96: Certain Conditions Originating in the Perinatal Period

Certain Conditions Originating in the Perinatal Period diagnostic classification updated for 2026.

Chapter Instructions

Includes
  • 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
Excludes2(Not included here. Code separately if applicable.)
  • 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)
All CodesBillable Only
Internal Codes
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  • P15.2—

    Sternomastoid injury due to birth injury

  • P15.3—

    Birth injury to eye

  • P15.4—

    Birth injury to face

  • P15.5—

    Birth injury to external genitalia

  • P15.6—

    Subcutaneous fat necrosis due to birth injury

  • P15.8—

    Other specified birth injuries

  • P15.9—

    Birth injury, unspecified

  • P19—

    Metabolic acidemia in newborn

  • P19.0—

    Metabolic acidemia in newborn first noted before onset of labor

  • P19.1—

    Metabolic acidemia in newborn first noted during labor

  • P19.2—

    Metabolic acidemia noted at birth

  • P19.9—

    Metabolic acidemia in newborn, unspecified

  • P22—

    Respiratory distress of newborn

  • P22.0—

    Respiratory distress syndrome of newborn

  • P22.1—

    Transient tachypnea of newborn

  • P22.8—

    Other respiratory distress of newborn

  • P22.9—

    Respiratory distress of newborn, unspecified

  • P23—

    Congenital pneumonia

  • P23.0—

    Congenital pneumonia due to viral agent

  • P23.1—

    Congenital pneumonia due to Chlamydia

  • P23.2—

    Congenital pneumonia due to staphylococcus

  • P23.3—

    Congenital pneumonia due to streptococcus, group B

  • P23.4—

    Congenital pneumonia due to Escherichia coli

  • P23.5—

    Congenital pneumonia due to Pseudomonas

  • P23.6—

    Congenital pneumonia due to other bacterial agents

  • P23.8—

    Congenital pneumonia due to other organisms

  • P23.9—

    Congenital pneumonia, unspecified

  • P24—

    Neonatal aspiration

  • P24.0—

    Meconium aspiration

  • P24.00—

    Meconium aspiration without respiratory symptoms

  • P24.01—

    Meconium aspiration with respiratory symptoms

  • P24.1—

    Neonatal aspiration of (clear) amniotic fluid and mucus

  • P24.10—

    Neonatal aspiration of (clear) amniotic fluid and mucus without respiratory symptoms

  • P24.11—

    Neonatal aspiration of (clear) amniotic fluid and mucus with respiratory symptoms

  • P24.2—

    Neonatal aspiration of blood

  • P24.20—

    Neonatal aspiration of blood without respiratory symptoms

  • P24.21—

    Neonatal aspiration of blood with respiratory symptoms

  • P24.3—

    Neonatal aspiration of milk and regurgitated food

  • P24.30—

    Neonatal aspiration of milk and regurgitated food without respiratory symptoms

  • P24.31—

    Neonatal aspiration of milk and regurgitated food with respiratory symptoms

  • P24.8—

    Other neonatal aspiration

  • P24.80—

    Other neonatal aspiration without respiratory symptoms

  • P24.81—

    Other neonatal aspiration with respiratory symptoms

  • P24.9—

    Neonatal aspiration, unspecified

  • P25—

    Interstitial emphysema and related conditions originating in the perinatal period

  • P25.0—

    Interstitial emphysema originating in the perinatal period

  • P25.1—

    Pneumothorax originating in the perinatal period

  • P25.2—

    Pneumomediastinum originating in the perinatal period

  • P25.3—

    Pneumopericardium originating in the perinatal period

  • P25.8—

    Other conditions related to interstitial emphysema originating in the perinatal period

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