A22.1 – Pulmonary anthrax
ICD-10-CM 2027 diagnosis code · Certain zoonotic bacterial diseases
ICD-10-CM code
A22.1
- Code
A22.1(claims format:A221)- Description
- Pulmonary anthrax
- Billable
- Yes – valid for HIPAA-covered transactions
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 1. Certain infectious and parasitic diseases (A00-B99)
- Block
- A20-A28 Certain zoonotic bacterial diseases
- Parent codes
- A22
Notes for A22.1
Applicable to:
- Inhalation anthrax
- Ragpicker's disease
- Woolsorter's disease
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
A22 – Anthrax
Includes:
- infection due to Bacillus anthracis
Index terms for A22.1
Entries in the ICD-10-CM alphabetic index that lead to this code:
- Anthrax, pulmonary
- Pneumonia, anthrax
- Anthrax, inhalation
- Inhalation, anthrax
- Ragpicker's disease
- Ragsorter's disease
- Anthrax, respiratory
- Woolsorter's disease
- Pneumonia, in, anthrax
- Anthrax, with pneumonia
- Disease, diseased, woolsorter's
- Pneumonia, in, Bacillus anthracis
- Disease, diseased, ragpicker's or ragsorter's
Related codes in A22
- A22.0 – Cutaneous anthraxBillable
- A22.2 – Gastrointestinal anthraxBillable
- A22.7 – Anthrax sepsisBillable
- A22.8 – Other forms of anthraxBillable
- A22.9 – Anthrax, unspecifiedBillable
Frequently asked questions
What is ICD-10 code A22.1?
A22.1 is the ICD-10-CM code for pulmonary anthrax, in the block A20-A28 (Certain zoonotic bacterial diseases).
Is A22.1 a billable code?
Yes. A22.1 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A22.1 belong to?
It belongs to category A22 – Anthrax.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.