B95-B98 ICD-10-CA block: Bacterial, viral and other infectious agents

B95-B98 isn’t a code on its own. Choose one of the 33 codes beneath it, the one the documentation supports.

Official description

B95-B98

Bacterial, viral and other infectious agents (B95-B98)

ICD-10-CA · Canada

Codes in B95-B98

B95-B98 isn’t a code on its own. Open the group that matches what the note documents.

B95Streptococcus and staphylococcus as the cause of diseases classified to other chapters (11 codes)B96Other specified bacterial agents as the cause of diseases classified to other chapters (9 codes)B97Viral agents as the cause of diseases classified to other chapters (11 codes)B98Other specified infectious agents as the cause of diseases classified to other chapters (2 codes)

Notes for B95-B98

As CIHI prints them, with any note B95-B98 takes from the headings above it.

Includes

Diseases generally recognized as communicable or transmissibleFrom Chapter 1: Certain infectious and parasitic diseases (A00-B99)

Use additional code

Add a code for this detail when the note documents it.

Use additional code (U82-U84) to identify resistance to antimicrobial drugsFrom Chapter 1: Certain infectious and parasitic diseases (A00-B99)

Excludes

Conditions classified elsewhere.

Carrier or suspected carrier of infectious disease (Z22.-)certain localized infections - see body system-related chaptersinfectious and parasitic diseases:• complicating pregnancy, childbirth and the puerperium [except obstetrical tetanus] (O98.-)• specific to the perinatal period [except tetanus neonatorum, whooping cough, congenital syphilis, perinatal gonococcal infection and perinatal human immunodeficiency virus [HIV] disease] (P35-P39)influenza and other acute respiratory infections (J00-J22)From Chapter 1: Certain infectious and parasitic diseases (A00-B99)

Note

These categories should never be used in primary coding. They are provided for use as supplementary or additional codes when it is desired to identify the infectious agent(s) in diseases classified elsewhere.

Where B95-B98 sits

1ChapterChapter 1: Certain infectious and parasitic diseases (A00-B99)
2Block B95-B98Bacterial, viral and other infectious agents

Source and release

Data release: ICD-10-CA · FY 2026–2027
Effective date: Apr 1, 2026
Publisher: CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See B95-B98 in the CIHI source

Frequently asked questions

Is B95-B98 a valid ICD-10-CA code?

No. B95-B98 (Bacterial, viral and other infectious agents) is a block heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 33 codes; record the one the documentation supports.

Where is B95-B98 in ICD-10-CA?

B95-B98 sits under Chapter 1: Certain infectious and parasitic diseases (A00-B99).

What coding notes apply to B95-B98?

ICD-10-CA lists Note, Includes, Use additional code, Excludes notes for B95-B98, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.