P37.9
Congenital infectious or parasitic disease, unspecified
Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 7 more
specific codes sit alongside it. Worth
checking whether the documentation supports one of them.
Exclusions 21 never code together
P37code
P35-P39block
Excludes2
- asymptomatic human immunodeficiency virus [HIV] infection status (Z21)Z21
- congenital gonococcal infection (A54.-)A54.-
- congenital pneumonia (P23.-)P23.-
- congenital syphilis (A50.-)A50.-
- human immunodeficiency virus [HIV] disease (B20)B20
- infant botulism (A48.51)A48.51
- infectious diseases not specific to the perinatal period (A00-B99, J09, J10.-)A00-B99J09J10.-
- intestinal infectious disease (A00-A09)A00-A09
- laboratory evidence of human immunodeficiency virus [HIV] (R75)R75
- tetanus neonatorum (A33)A33
P00-P96chapter
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 3
P35-P39block
Inclusion terms
- Infections acquired in utero, during birth via the umbilicus, or during the first 28 days after birth
P00-P96chapter
Notes
- Codes from this chapter are for use on newborn records only, never on maternal records
Includes
- conditions that have their origin in the fetal or perinatal period (before birth through the first 28 days after birth) even if morbidity occurs later
Index entries leading here 2
Alongside this code 7 same parent — P37
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.