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Chapter 16: Certain conditions originating in the perinatal period (P00–P96)

Conditions that begin in the newborn period: prematurity and low birth weight, newborn jaundice, breathing problems of the newborn, feeding difficulties and infections acquired around birth.

Chapter 16 spans codes P00–P96 in the FY2027 ICD-10-CM tabular list. This guide explains 10 of its most common codes — select a code for its official description, a plain-English explanation and a note on when the code is used.

ICD-10 Chapter 16: Perinatal Period — illustrative image

Codes in this chapter

CodeOfficial descriptionIn plain words
P07.30Preterm newborn, unspecified weeks of gestationA preterm newborn is a baby born before 37 completed weeks of pregnancy; the exact gestation is not specified here.
P22.0Respiratory distress syndrome of newbornRespiratory distress syndrome of the newborn is breathing difficulty from immature lungs lacking surfactant, mainly in preterm babies.
P22.9Respiratory distress of newborn, unspecifiedRespiratory distress of a newborn baby, recorded without the type or cause being specified.
P36.9Bacterial sepsis of newborn, unspecifiedBacterial sepsis of the newborn is a serious bloodstream infection in the first weeks of life; the organism is not specified.
P59.9Neonatal jaundice, unspecifiedNeonatal jaundice is yellowing of a newborn's skin from bilirubin build-up as the liver matures; cause not specified.
P61.2Anemia of prematurityAnaemia of prematurity is the low haemoglobin seen in preterm babies as their blood production adjusts after birth.
P70.1Syndrome of infant of a diabetic motherSyndrome of an infant of a diabetic mother: effects in a newborn whose mother has diabetes, such as low blood sugar after birth.
P77.9Necrotizing enterocolitis in newborn, unspecifiedNecrotising enterocolitis is a serious bowel condition of newborns, mainly preterm babies, in which bowel tissue becomes inflamed and damaged.
P84Other problems with newbornAsphyxia/hypoxia recorded in a newborn: another problem with oxygen supply around the time of birth, as documented.
P92.9Feeding problem of newborn, unspecifiedA feeding problem in a newborn baby, such as poor sucking or slow feeding; the type is not specified.

This guide explains ICD-10-CM codes in plain language for patients, students and other readers. It is educational information only — not coding, billing or medical advice. The code recorded for any real encounter is assigned from the full clinical documentation by the treating team and qualified coders, and only they can decide which code fits a specific case.

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