A02.1 Salmonella sepsis

Billable ICD-10-CM code, FY2026. Acts as a Major Complication or Comorbidity (MCC) as a secondary diagnosis.

Applies from A02 Other salmonella infections

Includes

• infection or foodborne intoxication due to any Salmonella species other than S. typhi and S. paratyphi

Risk adjustment (HCC)

• CMS-HCC V28: HCC 2 — Septicemia, Sepsis, Systemic Inflammatory Response Syndrome/Shock
• CMS-HCC V22: HCC 2 — Septicemia, Sepsis, Systemic Inflammatory Response Syndrome/Shock
• ESRD V24: HCC 2

MS-DRG index

Defines the logic of DRG(s) 870-872 in MDC 18.

Approximate ICD-9-CM (GEMs)

• 003.1 Salmonella septicemia (approximate)
• 995.91 Sepsis (approximate)

Code annotations containing back-references to A02.1

Back-references to A02

• Type 1 Excludes: A05 Other bacterial foodborne intoxications, not elsewhere classified ("salmonella foodborne intoxication and infection (A02.-)")
• Code First: M49 Spondylopathies in diseases classified elsewhere ("enterobacterial infections (A01-A04)")
• Type 2 Excludes: P37 Other congenital infectious and parasitic diseases ("infectious neonatal diarrhea (A00-A09)")

Diagnosis Index entries for A02.1

• Infection, infected, infective (opportunistic) › Salmonella (aertrycke) (arizonae) (cholerae-suis) (enteritidis) (gallinarum) (suipestifer) (typhimurium) › with › sepsis
• Intoxication › foodborne › due to › Salmonella › with › sepsis
• Poisoning (acute) › food NEC › due to › salmonella (aertrycke) (choleraesuis) (enteritidis) (gallinarum) (paratyphi) (suipestifer) › with › sepsis
• Sepsis (generalized) (unspecified organism) › Salmonella (arizonae) (cholerae-suis) (enteritidis) (typhimurium)

Nearby codes

• A02 Other salmonella infections
• A02.0 Salmonella enteritis
• A02.1 Salmonella sepsis (this code)
• A02.2 Localized salmonella infections
• A02.20 Localized salmonella infection, unspecified
• A02.21 Salmonella meningitis
• A02.22 Salmonella pneumonia
• A02.23 Salmonella arthritis