P78.1
✓ Billable
Other neonatal peritonitis
ICD-10-CM · FY2026 · Certain Conditions Originating in the Perinatal Period
Code
P78.1
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 P78.1?
ICD-10-CM code P78.1 represents Other neonatal peritonitis. It is a billable diagnosis code in the Certain Conditions Originating in the Perinatal Period chapter, effective October 1, 2025 – September 30, 2026.
Is P78.1 billable?
Yes. P78.1 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is P78.1 in?
P78.1 belongs to the Certain Conditions Originating in the Perinatal Period chapter (P00–P96) of ICD-10-CM.
Related codes in the P78 category
P78
Other perinatal digestive system disorders
Non-billable
P78.0
Perinatal intestinal perforation
Billable
P78.2
Neonatal hematemesis and melena due to swallowed maternal blood
Billable
P78.3
Noninfective neonatal diarrhea
Billable
P78.8
Other specified perinatal digestive system disorders
Non-billable
P78.9
Perinatal digestive system disorder, unspecified
Billable
P78.81
Congenital cirrhosis (of liver)
Billable
P78.82
Peptic ulcer of newborn
Billable
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