A42.7 Actinomycotic sepsis

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

Applies from A42 Actinomycosis

Excludes1 (never code together)

• actinomycetoma (B47.1)

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) 791 in MDC 15.

Approximate ICD-9-CM (GEMs)

• 038.8 Other specified septicemias (approximate)
• 995.91 Sepsis (approximate)

Code annotations containing back-references to A42.7

Back-references to A42.7

• Type 2 Excludes: A41 Other sepsis ("sepsis (due to) (in) actinomycotic (A42.7)")

Diagnosis Index entries for A42.7

• Actinomycosis, actinomycotic › sepsis
• Sepsis (generalized) (unspecified organism) › actinomycotic

Nearby codes

• A42 Actinomycosis
• A42.0 Pulmonary actinomycosis
• A42.1 Abdominal actinomycosis
• A42.2 Cervicofacial actinomycosis
• A42.7 Actinomycotic sepsis (this code)
• A42.8 Other forms of actinomycosis
• A42.81 Actinomycotic meningitis
• A42.82 Actinomycotic encephalitis
• A42.89 Other forms of actinomycosis
• A42.9 Actinomycosis, unspecified