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R42

Billable

Dizziness and giddiness

R42 is the ICD-10-CM code for Dizziness and giddiness. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
R00-R99
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

What this means — in plain language

MedlinePlus · NIH

When you're dizzy, you may feel lightheaded, woozy, or disoriented. If you feel like you or the room are spinning, you have vertigo. These feelings may make you lose your balance . Dizziness can have many different causes. A sudden drop in blood pressure or being dehydrated can make you dizzy. Many people feel lightheaded if they get up too quickly from sitting or lying down. Certain medicines and problems with your…

Read more about Dizziness and Vertigo at MedlinePlus ↗

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

Includes

  • •Light-headedness
  • •Vertigo NOS

Excludes1 — not coded here

  • •vertiginous syndromes (H81.-)
  • •vertigo from infrasound (T75.23)

Frequently asked questions

What is ICD-10 code R42?
R42 is the ICD-10-CM code for "Dizziness and giddiness". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R42 a billable code?
Yes — R42 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from R42?
Excludes1 (not coded here): vertiginous syndromes (H81.-); vertigo from infrasound (T75.23).

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

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