ICD-10-CM · FY 2026 APRIL UPDATE
A39
Meningococcal infection
Diagnosis reference
Nonbillable categoryThis entry is a category or subcategory. Choose the appropriate billable descendant based on the clinical documentation.
Effective periodOctober 1, 2026–September 30, 2027
SourceCMS ICD-10-CM order file
ClassificationDiagnosis · clinical modification
Related entries
Up to 30 descendants in this category
| CODE | DESCRIPTION | TYPE |
|---|---|---|
| A39.0 | Meningococcal meningitis | Billable |
| A39.1 | Waterhouse-Friderichsen syndrome | Billable |
| A39.2 | Acute meningococcemia | Billable |
| A39.3 | Chronic meningococcemia | Billable |
| A39.4 | Meningococcemia, unspecified | Billable |
| A39.5 | Meningococcal heart disease | Category |
| A39.50 | Meningococcal carditis, unspecified | Billable |
| A39.51 | Meningococcal endocarditis | Billable |
| A39.52 | Meningococcal myocarditis | Billable |
| A39.53 | Meningococcal pericarditis | Billable |
| A39.8 | Other meningococcal infections | Category |
| A39.81 | Meningococcal encephalitis | Billable |
| A39.82 | Meningococcal retrobulbar neuritis | Billable |
| A39.83 | Meningococcal arthritis | Billable |
| A39.84 | Postmeningococcal arthritis | Billable |
| A39.89 | Other meningococcal infections | Billable |
| A39.9 | Meningococcal infection, unspecified | Billable |
Use the complete reference
This reference does not reproduce the full tabular hierarchy, inclusion notes, Excludes1/2 notes, sequencing instructions, or seventh-character rules. Review the official tables and coding guidelines.
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