A08.31 – Calicivirus enteritis
ICD-10-CM 2027 diagnosis code · Intestinal infectious diseases
ICD-10-CM code
A08.31
- Code
A08.31(claims format:A0831)- Description
- Calicivirus enteritis
- 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
- A00-A09 Intestinal infectious diseases
- Parent codes
- A08 › A08.3
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
A08 – Viral and other specified intestinal infections
Index terms for A08.31
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in A08.3
- A08.32 – Astrovirus enteritisBillable
- A08.39 – Other viral enteritisBillable
Frequently asked questions
What is ICD-10 code A08.31?
A08.31 is the ICD-10-CM code for calicivirus enteritis, in the block A00-A09 (Intestinal infectious diseases).
Is A08.31 a billable code?
Yes. A08.31 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does A08.31 belong to?
It belongs to category A08 – Viral and other specified intestinal infections.
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.