Current
B03 — Smallpox
Part of Chapter 1: Certain infectious and parasitic diseases , block Viral infections characterized by skin and mucous membrane lesions (B00-B09) .
Official Notes
Note
In 1980 the 33rd World Health Assembly declared that smallpox had been eradicated.
Note
The classification is maintained for surveillance purposes.
Child Codes
B03 has no child codes in the FY 2027 release -- it is used on its own.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS