B30 ICD-10-CM Code: Viral conjunctivitis
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Code definition
Official description
B30Viral conjunctivitis
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where B30 sits
- 1
Chapter 1
Certain infectious and parasitic diseases (A00-B99)
- 2
Section
Other viral diseases (B25-B34)
- 3
Category B30
Viral conjunctivitis
- 4
Code B30
Viral conjunctivitis
More specific choices
Codes under B30
B30 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Documentation details
Notes for this code
Inclusion terms
No inclusion terms are listed for B30.
Code first
No “code first” instruction is listed for B30.
Use additional code
No “use additional code” instruction is listed for B30.
Excludes1
Conditions that should not be reported together with this code.
- herpesviral [herpes simplex] ocular disease (B00.5)
- ocular zoster (B02.3)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for B30.
Transparency
Source and release
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Review the CDC/NCHS ICD-10-CM sourceCode-specific guidance
Frequently asked questions
What does ICD-10-CM code B30 mean?
B30 is the FY 2027 U.S. ICD-10-CM code for “Viral conjunctivitis.”
Is B30 a billable or specific ICD-10-CM code?
No. B30 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is B30 located in ICD-10-CM?
B30 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Other viral diseases (B25-B34) (B25–B34), under category B30, Viral conjunctivitis.
What coding notes are listed for B30?
No inclusion terms are listed for B30 in this reference record. No code-first instruction is listed. Excludes1 notes: herpesviral [herpes simplex] ocular disease (B00.5); ocular zoster (B02.3). No Excludes2 note is listed.
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