Index to Diseases and Injuries

Colonization

MRSA (Methicillin resistant Staphylococcus aureus) Z22.322
MSSA (Methicillin susceptible Staphylococcus aureus) Z22.321
status — see Carrier (suspected) of

Use the index to find a code, then confirm it in the Tabular List before assigning it. A code ending in a dash is incomplete, and a code in [brackets] is a manifestation code reported after the underlying condition. Search the whole index.

ICD-10-CM Index to Diseases and Injuries maintained by CDC/NCHS (public domain), from the CMS FY2027 release.