B05 ICD-10-CM Code: Measles
A clear reference for the official code description, hierarchy, and related coding information from the April 2026 U.S. release.
Code definition
Official description
B05Measles
ICD-10-CM diagnosis code · United States clinical modification
Classification
Where B05 sits
- 1
Chapter 1
Certain infectious and parasitic diseases (A00-B99)
- 2
Section
Viral infections characterized by skin and mucous membrane lesions (B00-B09)
- 3
Category B05
Measles
- 4
Code B05
Measles
More specific choices
Codes under B05
B05 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 B05.
Code first
No “code first” instruction is listed for B05.
Use additional code
No “use additional code” instruction is listed for B05.
Excludes1
Conditions that should not be reported together with this code.
- subacute sclerosing panencephalitis (A81.1)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for B05.
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 B05 mean?
B05 is the April 2026 U.S. ICD-10-CM code for “Measles.”
Is B05 a billable or specific ICD-10-CM code?
No. B05 has more specific child codes in the April 2026 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is B05 located in ICD-10-CM?
B05 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Viral infections characterized by skin and mucous membrane lesions (B00-B09) (B00–B09), under category B05, Measles.
What coding notes are listed for B05?
No inclusion terms are listed for B05 in this reference record. No code-first instruction is listed. Excludes1 notes: subacute sclerosing panencephalitis (A81.1). No Excludes2 note is listed.
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