A32.7 Listerial sepsis

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

Applies from A32 Listeriosis

Includes

• listerial foodborne infection

Excludes1 (never code together)

• neonatal (disseminated) listeriosis (P37.2)

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)

• 027.0 Listeriosis (approximate)
• 995.91 Sepsis (approximate)

Code annotations containing back-references to A32.7

Back-references to A32.7

• Type 2 Excludes: A41 Other sepsis ("sepsis (due to) (in) listerial (A32.7)")

Back-references to A32

• Type 1 Excludes: A05 Other bacterial foodborne intoxications, not elsewhere classified ("listeriosis (A32.-)")

Diagnosis Index entries for A32.7

• Sepsis (generalized) (unspecified organism) › Listeria monocytogenes

Nearby codes

• A32 Listeriosis
• A32.0 Cutaneous listeriosis
• A32.1 Listerial meningitis and meningoencephalitis
• A32.11 Listerial meningitis
• A32.12 Listerial meningoencephalitis
• A32.7 Listerial sepsis (this code)
• A32.8 Other forms of listeriosis
• A32.81 Oculoglandular listeriosis
• A32.82 Listerial endocarditis
• A32.89 Other forms of listeriosis
• A32.9 Listeriosis, unspecified