B30.9 – Viral conjunctivitis, unspecified
ICD-10-CM 2027 diagnosis code · Other viral diseases
ICD-10-CM code
B30.9
- Code
B30.9(claims format:B309)- Description
- Viral conjunctivitis, unspecified
- 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
- B25-B34 Other viral diseases
- Parent codes
- B30
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
B30 – Viral conjunctivitis
Index terms for B30.9
Entries in the ICD-10-CM alphabetic index that lead to this code:
Related codes in B30
Frequently asked questions
What is ICD-10 code B30.9?
B30.9 is the ICD-10-CM code for viral conjunctivitis, unspecified, in the block B25-B34 (Other viral diseases).
Is B30.9 a billable code?
Yes. B30.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.
What category does B30.9 belong to?
It belongs to category B30 – Viral conjunctivitis.
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.