P35.9Billable

Congenital viral disease, unspecified

Chapter
16. Certain conditions originating in the perinatal period
Category
P35
Effective date
October 1, 2026

Related codes in category P35

P35Congenital viral diseasesP35.0Congenital rubella syndromeYesP35.1Congenital cytomegalovirus infectionYesP35.2Congenital herpesviral [herpes simplex] infectionYesP35.3Congenital viral hepatitisYesP35.4Congenital Zika virus diseaseYesP35.8Other congenital viral diseasesYes

Frequently asked questions

What is ICD-10 code P35.9?

P35.9 is an ICD-10-CM diagnosis code for Congenital viral disease, unspecified.

Is P35.9 a billable code?

Yes. P35.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is P35.9 in?

P35.9 falls under Chapter 16: Certain conditions originating in the perinatal period.

When did P35.9 become effective?

P35.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to P35.9?

P35.9 belongs to category P35, which includes 7 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.