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Chapter 22

Codes for special purposes

U00–U85

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FY 2027 effective October 1, 2026 · 2 categories in this chapter

Blocks in This Chapter

ICD-10-CM groups this chapter's categories into 1 blocks of three-character categories.

  1. U00 –U49 Provisional assignment of new diseases of uncertain etiology or emergency use

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Provisional assignment of new diseases of uncertain etiology or emergency use (U00-U49)