B05

Non-billable

Measles

B05 is the ICD-10-CM code for Measles. It is a non-billable category code — use a more specific child code such as B05.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
7
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

What this means — in plain language

MedlinePlus · NIH

Measles is an infectious disease caused by a virus. It spreads easily from person to person. It causes a blotchy red rash. The rash often starts on the head and moves down the body. Other symptoms include: Fever Cough Runny nose Conjunctivitis (pink eye) Feeling achy and run down Tiny white spots inside the mouth Sometimes measles can lead to serious problems. There is no treatment for measles, but the…

Read more about Measles at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • morbilli

Excludes1 — not coded here

  • subacute sclerosing panencephalitis (A81.1)

Frequently asked questions

What is ICD-10 code B05?
B05 is the ICD-10-CM code for "Measles". It falls under A00-B99 Certain infectious and parasitic diseases.
Is B05 a billable code?
No — B05 is a non-billable header code. Use a more specific child code (such as B05.0) for billing.
What are the subcodes of B05?
B05 has 7 more specific child codes, including B05.0, B05.1, B05.2.
What is excluded from B05?
Excludes1 (not coded here): subacute sclerosing panencephalitis (A81.1).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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