P23 is the authoritative medical code for Congenital pneumonia. This classification is used in medical billing and clinical recording to specify the clinical criteria for congenital pneumonia (ICD-10-CM P23), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Congenital pneumonia is a non-billable ICD-10-CM category code P23. A more specific billable subcode must be selected for claims submission. Includes: infective pneumonia acquired in utero or during birth. Excludes1 (not coded here): neonatal pneumonia resulting from aspiration P24.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for P23 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- infective pneumonia acquired in utero or during birth
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- neonatal pneumonia resulting from aspiration P24.-
Frequently Asked Questions (FAQ) & Clinical Guidance
Can P23 be billed directly?
No. P23 (Congenital pneumonia) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.
What can't be coded together with P23?
Per Excludes1 instructions, P23 must not be reported with: neonatal pneumonia resulting from aspiration (P24.-).
Codes in This Family (9)
Official ICD-10-CM classifications in the same code family as P23, with their registry titles.
- 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
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code P25
Interstitial emphysema and related conditions originating in the perinatal period
ICD Code P26
Pulmonary hemorrhage originating in the perinatal period
ICD Code P27
Chronic respiratory disease originating in the perinatal period
ICD Code P28
Other respiratory conditions originating in the perinatal period