P39.9 – Infection specific to the perinatal period, unspecified
ICD-10-CM 2027 diagnosis code · Infections specific to the perinatal period
ICD-10-CM code
P39.9
- Code
P39.9(claims format:P399)- Description
- Infection specific to the perinatal period, unspecified
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 16. Certain conditions originating in the perinatal period (P00-P96)
- Block
- P35-P39 Infections specific to the perinatal period
- Parent codes
- P39
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
P39 – Other infections specific to the perinatal period
Use additional code:
- code to identify organism or specific infection
Block P35-P39
Applicable to:
- Infections acquired in utero, during birth via the umbilicus, or during the first 28 days after birth
Excludes2 (not included here):
- asymptomatic human immunodeficiency virus [HIV] infection status (Z21)
- congenital gonococcal infection (A54.-)
- congenital pneumonia (P23.-)
- congenital syphilis (A50.-)
- human immunodeficiency virus [HIV] disease (B20)
- infant botulism (A48.51)
- infectious diseases not specific to the perinatal period (A00-B99, J09, J10.-)
- intestinal infectious disease (A00-A09)
- laboratory evidence of human immunodeficiency virus [HIV] (R75)
- tetanus neonatorum (A33)
Index terms for P39.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in P39
- P39.0 – Neonatal infective mastitisBillable
- P39.1 – Neonatal conjunctivitis and dacryocystitisBillable
- P39.2 – Intra-amniotic infection affecting newborn, not elsewhere classifiedBillable
- P39.3 – Neonatal urinary tract infectionBillable
- P39.4 – Neonatal skin infectionBillable
- P39.8 – Other specified infections specific to the perinatal periodBillable
Frequently asked questions
What is ICD-10 code P39.9?
P39.9 is the ICD-10-CM code for infection specific to the perinatal period, unspecified, in the block P35-P39 (Infections specific to the perinatal period).
Is P39.9 a billable code?
Yes. P39.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does P39.9 belong to?
It belongs to category P39 – Other infections specific to the perinatal period.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.