O912026
Non-billable
Infections of breast associated with pregnancy, the puerperium and lactation
O91 is a non-billable ICD-10-CM category (header) code for Infections of breast associated with pregnancy, the puerperium and lactation; a more specific code below it is required for claims in the FY2026 code set.
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Code Hierarchy
O91
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Related MS-DRGs
17,832 Medicare hospitalizations across 5 DRGs for codes in O91
Top DRGs associated with codes in this category:
Official Guidelines
Chapter 15: Pregnancy, Childbirth, and the Puerperium
Official coding guidelines for O00-O9A