ICD-10 Code B33.21 – Viral endocarditis (2026): Diagnosis, Symptoms & Billing Guide
The ICD-10 code for Viral endocarditis is B33.21.2026 ICD-10-CM Diagnosis Code B33.21 – Viral endocarditis Related ICD-10 Codes Parent code: B33 – Other viral diseases, not elsewhere classified Other codes in same category: B33.0 – Epidemic myalgia, B33.1 – Ross River disease, B33.2 – Viral carditis, B33.20 – Viral carditis, unspecified, B33.22 – Viral myocarditis,…