P23.5
✓ Billable
Congenital pneumonia due to Pseudomonas
ICD-10-CM · FY2026 · Certain Conditions Originating in the Perinatal Period
Code
P23.5
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Certain Conditions Originating in the Perinatal Period
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code P23.5?
ICD-10-CM code P23.5 represents Congenital pneumonia due to Pseudomonas. It is a billable diagnosis code in the Certain Conditions Originating in the Perinatal Period chapter, effective October 1, 2025 – September 30, 2026.
Is P23.5 billable?
Yes. P23.5 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is P23.5 in?
P23.5 belongs to the Certain Conditions Originating in the Perinatal Period chapter (P00–P96) of ICD-10-CM.
Related codes in the P23 category
P23
Congenital pneumonia
Non-billable
P23.0
Congenital pneumonia due to viral agent
Billable
P23.1
Congenital pneumonia due to Chlamydia
Billable
P23.2
Congenital pneumonia due to staphylococcus
Billable
P23.3
Congenital pneumonia due to streptococcus, group B
Billable
P23.4
Congenital pneumonia due to Escherichia coli
Billable
P23.6
Congenital pneumonia due to other bacterial agents
Billable
P23.8
Congenital pneumonia due to other organisms
Billable
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