Provisional assignment of new diseases of uncertain etiology or emergency useThe ICD-10 code range for Provisional assignment of new diseases of uncertain etiology or emergency use U00-U49 is medical classification list by the World Health Organization (WHO). ICD-10 Code range (U00-U49), Provisional assignment of new diseases of uncertain etiology or emergency use contains ICD-10 codes for Emergency use of U07, Post COVID-19 conditionChapter U00-U49Updated 5/27/2026Standalone