B03 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Smallpox.
Notes
In 1980 the 33rd World Health Assembly declared that smallpox had been eradicated.
The classification is maintained for surveillance purposes.
Versions
2026
No changes
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code