2026 ICD-10-CM Diagnosis Code P37Other congenital infectious and parasitic diseases

ICD-10-CM Codes›P00–P96›P35-P39›P37

ICD-10-CM P37
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

P37 is a non-billable ICD-10-CM category code for other congenital infectious and parasitic diseases, so it cannot be submitted on claims. Use a more specific code from this category instead, such as P37.0, P37.1, P37.2, and P37.3.

Code Identity

ICD-10-CM Code
P37
Billable Status
No — Non-Billable Category
Code Describes
Other congenital infectious and parasitic diseases
Short Description
Other congenital infectious and parasitic diseases
Same as the full description in the CMS dataset.
Chapter
P35-P39
Infections specific to the perinatal period

Code Classification

ChapterP00–P96Certain conditions originating in the perinatal period
SectionP35-P39Infections specific to the perinatal period
CategoryP37Other congenital infectious and parasitic diseases
This CodeP37Other congenital infectious and parasitic diseases

Specific Coding for Other congenital infectious and parasitic diseasesOverview

Non-specific codes like P37 require more characters. Use one of these billable codes instead:

  • Use P37.0 for Congenital tuberculosis

  • Use P37.1 for Congenital toxoplasmosis

  • Use P37.2 for Neonatal (disseminated) listeriosis

  • Use P37.3 for Congenital falciparum malaria

  • Use P37.4 for Other congenital malaria

  • Use P37.5 for Neonatal candidiasis

  • Use P37.8 for Other specified congenital infectious and parasitic diseases

  • Use P37.9 for Congenital infectious or parasitic disease, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 2 Excludes

  • congenital syphilis A50
  • infectious neonatal diarrhea A00 A09
  • necrotizing enterocolitis in newborn P77
  • noninfectious neonatal diarrhea P78.3
  • ophthalmia neonatorum due to gonococcus A54.31
  • tetanus neonatorum A33

Patient EducationClinical

Infectious Diseases

Germs, or microbes, are found everywhere - in the air, soil, and water. There are also germs on your skin and in your body. Many of them are harmless, and some can even be helpful. But some of them can make you sick. Infectious diseases are diseases that are caused by germs.

The full article covers:

  • What are infectious diseases?
  • What are the different types of germs that cause infectious diseases?
  • How can you get infectious diseases?
  • What are the symptoms of infectious diseases?
  • What are the treatments for infectious diseases?
  • Can infectious diseases be prevented?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About P37Overview

Is P37 (Other congenital infectious and parasitic diseases) a billable code?

No. This is a category header that groups the codes for other congenital infectious and parasitic diseases, and headers cannot be submitted on claims. Claims for other congenital infectious and parasitic diseases need a more specific code from this category, such as P37.0, P37.1, and P37.2.