World Health Organization · 2026-01 · English
RA01.1 COVID-19, virus not identified
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
Coding notes · WHO
Use this code when COVID-19 is diagnosed clinically or epidemiologically but laboratory testing is inconclusive or not available.
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