2026 ICD-10-CM Diagnosis Code P35.0Congenital rubella syndrome

ICD-10-CM Codes›P00–P96›P35-P39›P35

ICD-10-CM P35.0
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

P35.0 is a billable ICD-10-CM diagnosis code for congenital rubella syndrome. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026). In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Perinatal infections and Viral infection.

Code Identity

ICD-10-CM Code
P35.0
Billable Status
Yes — Valid for Submission
Code Describes
Congenital rubella syndrome
Short Description
Congenital rubella syndrome
Same as the full description in the CMS dataset.
Parent Code
P35
Congenital viral diseases

Code Classification

ChapterP00–P96Certain conditions originating in the perinatal period
SectionP35-P39Infections specific to the perinatal period
CategoryP35Congenital viral diseases
This CodeP35.0Congenital rubella syndrome

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Chronic infectious disease of central nervous system
  • Congenital pneumonia
  • Congenital rubella pneumonia
  • Congenital rubella syndrome
  • Congenital viral pneumonia
  • Encephalomyelitis due to rubella
  • Expanded rubella syndrome
  • Progressive congenital rubella encephalomyelitis
  • Rubella cataract
  • Rubella encephalitis
  • Rubella infection of central nervous system
  • Rubella pneumonia

Tabular List NotesGuidance

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

Inclusion Terms

  • Congenital rubella pneumonitis

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Infection, infected, infective(opportunistic)
      • congenital
        • rubella
    • Pneumonitis(acute) (primary)
      • congenital rubella
    • Pneumonitis(acute) (primary)
      • rubella, congenital
    • Rubella(German measles)
      • congenital
    • Rubella(German measles)
      • maternal
        • manifest rubella in infant
    • Syndrome
      • congenital
        • rubella (manifest)
    • Syndrome
      • rubella (congenital)

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR PNL009
Perinatal infections
Default principal diagnosis: inpatient Yes · outpatient Yes
CCSR INF008
Viral infection
Default principal diagnosis: inpatient No · outpatient No

Patient EducationClinical

Rubella

Rubella is an infection caused by a virus. It is usually mild with fever and a rash. About half of the people who get rubella do not have symptoms. If you do get them, symptoms may include:

Read the full article at MedlinePlus

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

Convert P35.0 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
771.0 Congenital rubella
Exact Match The mapping is direct, with no qualifiers.

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 P35.0Overview

Is P35.0 (Congenital viral diseases) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report congenital rubella syndrome on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What is the ICD-9 equivalent of P35.0?

Under the General Equivalence Mappings, congenital rubella syndrome converts to ICD-9-CM 771.0 (congenital rubella). The mapping is a direct match.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.