A41.0
Sepsis due to Staphylococcus aureus
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Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
bacteremia NOS (R78.81) neonatal (P36.-) puerperal sepsis (O85) streptococcal sepsis (A40.-)
sepsis (due to) (in) actinomycotic (A42.7) sepsis (due to) (in) anthrax (A22.7) sepsis (due to) (in) candidal (B37.7) sepsis (due to) (in) Erysipelothrix (A26.7) sepsis (due to) (in) extraintestinal yersiniosis (A28.2) sepsis (due to) (in) gonococcal (A54.86) sepsis (due to) (in) herpesviral (B00.7) sepsis (due to) (in) listerial (A32.7) sepsis (due to) (in) melioidosis (A24.1) sepsis (due to) (in) meningococcal (A39.2-A39.4) sepsis (due to) (in) plague (A20.7) sepsis (due to) (in) tularemia (A21.7) toxic shock syndrome (A48.3)
, if applicable, postprocedural sepsis (T81.44-) sepsis due to central venous catheter (T80.211-) sepsis during labor (O75.3) sepsis following abortion, ectopic or molar pregnancy (O03.37, O03.87, O04.87, O07.37, O08.82) sepsis following immunization (T88.0-) sepsis following infusion, transfusion or therapeutic injection (T80.22-, T80.29-)
diseases generally recognized as communicable or transmissible
certain localized infections - see body system-related chapters
carrier or suspected carrier of infectious disease (Z22.-) infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-) infectious and parasitic diseases specific to the perinatal period (P35-P39) influenza and other acute respiratory infections (J00-J22)
code to identify resistance to antimicrobial drugs (Z16.-)
Official Guidelines for A41.0
FY 2026 ›Subsections
- I.C.1.aHuman Immunodeficiency Virus (HIV) Infections
- I.C.1.bInfectious agents as the cause of diseases classified to other chapters
- I.C.1.cInfections resistant to antibiotics
- I.C.1.dSepsis, Severe Sepsis, and Septic Shock Infections resistant to antibiotics
- I.C.1.eMethicillin Resistant Staphylococcus aureus (MRSA) Conditions
- I.C.1.fZika virus infections
- I.C.1.gCoronavirus infections
Sections that reference A41.0
- I.C.1.d.1)(a)Sepsis
… If the type of infection or causal organism is not further specified, assign code A41.9, Sepsis, unspecified organism. …
- I.C.1.d.1)(b)Severe sepsis
… If the causal organism is not documented, assign code A41.9, Sepsis, unspecified organism, for the infection. …
- I.C.1.e.1)(a)Combination codes for MRSA infection
… includes the causal organism (e.g., sepsis, pneumonia) assign the appropriate combination code for the condition (e.g., code A41.02, Sepsis due to Methicillin resistant Staphylococcus aureus or code J15.212, Pneumonia due to Methicillin resistant …
- I.C.15.kPuerperal sepsisChapter 15
… A code from category A40, Streptococcal sepsis, or A41, Other sepsis, should not be used for puerperal sepsis. …
Sections whose FY 2026 text names A41.0, its A41 category, or a range containing it — the chapter guidance above is the authoritative source.