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ICD-10-CM category

B33: Other viral diseases, not elsewhere classified

11 subcodes · 10 billable · Look up any code with the ICD-10 search

Codes under B33 (Other viral diseases, not elsewhere classified). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

CodeDescriptionBillable
B33.0Epidemic myalgia✓
B33.1Ross River disease✓
B33.2Viral carditis—
B33.3Retrovirus infections, not elsewhere classified✓
B33.4Hantavirus (cardio)-pulmonary syndrome [HPS] [HCPS]✓
B33.8Other specified viral diseases✓
B33.20Viral carditis, unspecified✓
B33.21Viral endocarditis✓
B33.22Viral myocarditis✓
B33.23Viral pericarditis✓
B33.24Viral cardiomyopathy✓

More free billing tools: all ICD-10 categories · ICD-10 search · denial codes · Medicare fees

Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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