P23Non-billableSave
P23 - Congenital pneumonia
ICD-10-CM Chapter 16: Certain conditions originating in the perinatal period · P19-P29 Respiratory and cardiovascular disorders specific to the perinatal period (P19-P29) · Top-level category · FY2027
Coding Guidance
P23 is a non-billable heading. Report one of the 9 more specific codes below.
Includes, Excludes and Coding Notes
IncludesFrom P23
Conditions this code covers.
- infective pneumonia acquired in utero or during birth
Excludes 1 — Not Coded HereFrom P23
Mutually exclusive: these conditions are never reported together with this code.
- neonatal pneumonia resulting from aspiration (P24.-)
IncludesFrom Chapter P00-P96
Conditions this code covers.
- 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
Excludes 2 — Not Included HereFrom Chapter P00-P96
Not part of this code; report both codes when the patient has both conditions.
- 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)
NotesFrom Chapter P00-P96
Instructional notes from the ICD-10-CM tabular list.
- Codes from this chapter are for use on newborn records only, never on maternal records
More Specific Codes (9)
P23.0Congenital pneumonia due to viral agentBillable→P23.1Congenital pneumonia due to ChlamydiaBillable→P23.2Congenital pneumonia due to staphylococcusBillable→P23.3Congenital pneumonia due to streptococcus, group BBillable→P23.4Congenital pneumonia due to Escherichia coliBillable→P23.5Congenital pneumonia due to PseudomonasBillable→P23.6Congenital pneumonia due to other bacterial agentsBillable→P23.8Congenital pneumonia due to other organismsBillable→P23.9Congenital pneumonia, unspecifiedBillable→
Chapter Information
Related ICD-10 Codes
More specific codes for P23
Congenital pneumonia due to viral agent
P23.0›
Congenital pneumonia due to ChlamydiaP23.1›
Congenital pneumonia due to staphylococcusP23.2›
Congenital pneumonia due to streptococcus, group BP23.3›
Congenital pneumonia due to Escherichia coliP23.4›
Congenital pneumonia due to PseudomonasP23.5›
Congenital pneumonia due to other bacterial agentsP23.6›
Congenital pneumonia due to other organismsP23.8›
Congenital pneumonia, unspecifiedP23.9›
Other categories in this chapter
Codes at the same level as P23
- Newborn affected by maternal conditions that may be unrelated to present pregnancyP00
- Newborn affected by maternal complications of pregnancyP01
- Newborn affected by complications of placenta, cord and membranesP02
- Newborn affected by other complications of labor and deliveryP03
- Newborn affected by noxious substances transmitted via placenta or breast milkP04
- Disorders of newborn related to slow fetal growth and fetal malnutritionP05
- Disorders of newborn related to short gestation and low birth weight, not elsewhere classifiedP07
- Disorders of newborn related to long gestation and high birth weightP08
- Abnormal findings on neonatal screeningP09
- Intracranial laceration and hemorrhage due to birth injuryP10
- Other birth injuries to central nervous systemP11
- Birth injury to scalpP12
- Birth injury to skeletonP13
- Birth injury to peripheral nervous systemP14
- Other birth injuriesP15
- Metabolic acidemia in newbornP19
- Respiratory distress of newbornP22
- Neonatal aspirationP24
- Interstitial emphysema and related conditions originating in the perinatal periodP25
- Pulmonary hemorrhage originating in the perinatal periodP26
- Chronic respiratory disease originating in the perinatal periodP27
- Other respiratory conditions originating in the perinatal periodP28
- Cardiovascular disorders originating in the perinatal periodP29
- Congenital viral diseasesP35
- Bacterial sepsis of newbornP36
- Other congenital infectious and parasitic diseasesP37
- Omphalitis of newbornP38
- Other infections specific to the perinatal periodP39
- Newborn affected by intrauterine (fetal) blood lossP50
- Umbilical hemorrhage of newbornP51
- Intracranial nontraumatic hemorrhage of newbornP52
- Hemorrhagic disease of newbornP53
- Other neonatal hemorrhagesP54
- Hemolytic disease of newbornP55
- Hydrops fetalis due to hemolytic diseaseP56
- KernicterusP57
- Neonatal jaundice due to other excessive hemolysisP58
- Neonatal jaundice from other and unspecified causesP59
- Disseminated intravascular coagulation of newbornP60
- Other perinatal hematological disordersP61
18 more in this chapter.