P35-P39

Infections specific to the perinatal period

Infections specific to the perinatal period (P35-P39) is a block within ICD-10-CM Chapter 16: Certain conditions originating in the perinatal period. It holds 5 categories.

Inclusion terms

  • Infections acquired in utero, during birth via the umbilicus, or during the first 28 days after birth

Excludes2

Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.

  • 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)

Categories in P35-P39

Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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