P35

ICD-10Non-billable category

Congenital viral diseases

Official ICD-10-CM descriptor (FY2026)

Congenital viral diseases

P35 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.

Includes

infections acquired in utero or during birth

More specific codes under P35

Where this code sits

Chapter: 16. Certain conditions originating in the perinatal period (P00-P96)
Block: Infections specific to the perinatal period (P35-P39)

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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.