A20.7 Septicemic plague

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

Applies from A20 Plague

Includes

• infection due to Yersinia pestis

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)

• 020.2 Septicemic plague

Code annotations containing back-references to A20.7

Back-references to A20.7

• Type 2 Excludes: A41 Other sepsis ("sepsis (due to) (in) plague (A20.7)")

Back-references to A20

• Type 1 Excludes: A28.2 Extraintestinal yersiniosis ("plague (A20.-)")

Diagnosis Index entries for A20.7

• Plague › septicemic
• Plague › tonsillar › septicemic
• Sepsis (generalized) (unspecified organism) › Yersinia pestis

Nearby codes

• A20 Plague
• A20.0 Bubonic plague
• A20.1 Cellulocutaneous plague
• A20.2 Pneumonic plague
• A20.3 Plague meningitis
• A20.7 Septicemic plague (this code)
• A20.8 Other forms of plague
• A20.9 Plague, unspecified