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ICD-10 A22 - Anthrax
Chapter 1 Section A20-A28

A22

ICD-10 Not billable

Anthrax

Use additional code: code to identify resistance to antimicrobial drugs (Z16.-) (per Chapter 1)
Specifically for this code:
  • infection due to Bacillus anthracis
From Chapter 1:
  • diseases generally recognized as communicable or transmissible
From Chapter 1:
  • certain localized infections - see body system-related chapters
From Chapter 1:
  • 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)
A22 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
A22.0
Cutaneous anthrax
Billable
10
A22.1
Pulmonary anthrax
Billable
10
A22.2
Gastrointestinal anthrax
Billable
10
A22.7
Anthrax sepsis
Billable
10
A22.8
Other forms of anthrax
Billable
10
A22.9
Anthrax, unspecified
Billable
      
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