All ICD10 Codes

P23

Non-Billable
ChapterP00–P96
Rankcategory
Official Description

Congenital pneumonia

Use a more specific code (9 billable)
P23.0Congenital pneumonia due to viral agentP23.1Congenital pneumonia due to ChlamydiaP23.2Congenital pneumonia due to staphylococcusP23.3Congenital pneumonia due to streptococcus, group BP23.4Congenital pneumonia due to Escherichia coliP23.5Congenital pneumonia due to PseudomonasP23.6Congenital pneumonia due to other bacterial agentsP23.8Congenital pneumonia due to other organismsP23.9Congenital pneumonia, unspecified
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 16: Certain Conditions Originating in the Perinatal Period (P00-P96).

CH16 Parent 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)

Instructional Notes

Includes
  • infective pneumonia acquired in utero or during birth
Excludes1(Not coded here. Use a different code.)
  • neonatal pneumonia resulting from aspiration (P24.-)

Clinical Hierarchy

BillableHas subcodes
CH16Certain conditions originating in the perinatal period (P00-P96)
P19-P29Respiratory and cardiovascular disorders specific to the perinatal period (P19-P29)
P23Congenital pneumoniaNot billable
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

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to P23:

chapterCH16
Certain conditions originating in the perinatal period (P00-P96)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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