ICD-10-CM B05 is the diagnosis code for Measles. This code falls under the section "Viral infections characterized by skin and mucous membrane lesions" within Chapter 1 — Certain infectious and parasitic diseases (A00-B99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as B05. They are mutually exclusive:
Understanding where B05 sits in the ICD-10-CM classification helps ensure proper coding:
No, B05 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
B05 is the ICD-10-CM diagnosis code for "Measles". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
B05 is located in Section B00-B09 — "Viral infections characterized by skin and mucous membrane lesions" within Chapter 1 of the ICD-10-CM Tabular List.
B05 has 7 sub-code(s) that provide more specific detail: B05.0, B05.1, B05.2, B05.3, B05.4 and more.
Use B05 when the patients documented diagnosis matches "Measles" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Measles is B05.
No, B05 is non-billable. Use a more specific sub-code for primary diagnosis billing.
B05 is in Chapter 1 of the ICD-10-CM Tabular List.
Type 1 Excludes for B05 include: subacute sclerosing panencephalitis (A81.1).
Yes, B05 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.