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R11

Non-billable

Nausea and vomiting

R11 is the ICD-10-CM code for Nausea and vomiting. It is a non-billable category code — use a more specific child code such as R11.0 for billing.

Status
Header (non-billable)
Chapter
R00-R99
Subcodes
3
Edition
FY2026

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

What this means — in plain language

MedlinePlus · NIH

What are nausea and vomiting? Nausea is when you feel sick to your stomach, as if you are going to throw up. Vomiting is when you throw up. What causes nausea and vomiting? Nausea and vomiting can be symptoms of many different conditions, including: Morning sickness during pregnancy Gastroenteritis (infection of your intestines) and other infections Migraines Motion sickness Food poisoning Medicines, including those…

Read more about Nausea and Vomiting at MedlinePlus ↗

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

Excludes1 — not coded here

  • •cyclical vomiting associated with migraine (G43.A-)
  • •excessive vomiting in pregnancy (O21.-)
  • •hematemesis (K92.0)
  • •neonatal hematemesis (P54.0)
  • •newborn vomiting (P92.0-)
  • •psychogenic vomiting (F50.89)
  • •vomiting associated with bulimia nervosa (F50.2-)
  • •vomiting following gastrointestinal surgery (K91.0)

Frequently asked questions

What is ICD-10 code R11?
R11 is the ICD-10-CM code for "Nausea and vomiting". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R11 a billable code?
No — R11 is a non-billable header code. Use a more specific child code (such as R11.0) for billing.
What are the subcodes of R11?
R11 has 3 more specific child codes, including R11.0, R11.1, R11.2.
What is excluded from R11?
Excludes1 (not coded here): cyclical vomiting associated with migraine (G43.A-); excessive vomiting in pregnancy (O21.-); hematemesis (K92.0); neonatal hematemesis (P54.0).

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

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