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P23.0

P23.0: Congenital pneumonia due to viral agent

Billable / specific codeICD-10-CM

P23.0 is a billable, specific ICD-10-CM code for congenital pneumonia due to viral agent. It is valid for submission on a claim.

Check P23.0 with the rest of the claim: free scrubber

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • congenital rubella pneumonitis (P35.0)

Use additional code

Add a secondary code to capture the detail described below.

  • code (B97) to identify organism

Excludes1 inherited from the categories above P23.0

A category’s note binds every code beneath it.

Written on P23: Congenital pneumonia

  • neonatal pneumonia resulting from aspiration (P24.-)

Other codes that can never be billed with P23.0

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • J15Bacterial pneumonia, not elsewhere classified
  • J16Pneumonia due to other infectious organisms, not elsewhere classified
  • J18Pneumonia, unspecified organism

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Alphabetic index entries that lead here

  • Pneumonia›viral, virus›congenital
  • Pneumonia›congenital›due to›viral agent

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under P23

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.