P35
Non-Billable

Congenital viral diseases

Non-Billable / Non-Specific Code

What is Congenital viral diseases?

ICD-10-CM P35 is the diagnosis code for Congenital viral diseases. This code falls under the section "Infections specific to the perinatal period" within Chapter 16 — Certain conditions originating in the perinatal period (P00-P96). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

Coding Guidelines for P35

Always refer to the official ICD-10-CM Tabular List for complete coding guidelines. Ensure documentation supports the specificity of the code selected. When in doubt, consult a certified medical coder or the latest CMS guidelines.

ICD-10-CM Code Hierarchy

Understanding where P35 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 7 entries
P35.0Congenital rubella syndromeBillableP35.1Congenital cytomegalovirus infectionBillableP35.2Congenital herpesviral [herpes simplex] infectionBillableP35.3Congenital viral hepatitisBillableP35.4Congenital Zika virus diseaseBillableP35.8Other congenital viral diseasesBillableP35.9Congenital viral disease, unspecifiedBillable
Related Codes

Frequently Asked Questions

Is P35 a billable ICD-10-CM code?

No, P35 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does P35 mean?

P35 is the ICD-10-CM diagnosis code for "Congenital viral diseases". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is P35 in?

P35 is located in Section P35-P39 — "Infections specific to the perinatal period" within Chapter 16 of the ICD-10-CM Tabular List.

What are the sub-codes of P35?

P35 has 7 sub-code(s) that provide more specific detail: P35.0, P35.1, P35.2, P35.3, P35.4 and more.

When should I use P35?

Use P35 when the patients documented diagnosis matches "Congenital viral diseases" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Congenital viral diseases?

The ICD-10-CM code for Congenital viral diseases is P35.

Can P35 be used for primary diagnosis?

No, P35 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is P35 in?

P35 is in Chapter 16 of the ICD-10-CM Tabular List.

Is P35 valid for 2026?

Yes, P35 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousP29.9Cardiovascular disorder originating in the perinatal period, unspecifiedNext →P35.0Congenital rubella syndrome
Code Details
P35
Congenital viral diseases
Non-Billable / Non-Specific Code
16 — Certain conditions originating in the perinatal period (P00-P96)
P35-P39 — Infections specific to the perinatal period
2026 ICD-10-CM