P23.9 CONGENITAL PNEUMONIA, UNSPECIFIED

Code Information

Diagnosis Code: P23.9
Short Description: Congenital pneumonia, unspecified
Long Description: Congenital pneumonia, unspecified
Code Version: 2025 ICD-10-CM

The code P23.9 is VALID for claim submission

Code Classification

Certain conditions originating in the perinatal period (P00–P96)
- Respiratory and cardiovascular disorders specific to the perinatal period (P19-P29)
  - Congenital pneumonia (P23)

Synonyms

Congenital pneumonia
Neonatal pneumonia
Unresolved pneumonia

Crosswalk Information

ICD-10 Code		ICD-9 Code	ICD-9 Description
P23.9		770.0	Congenital pneumonia

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code	ICD-10 Description
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

This page was last updated on: 10/1/2025

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