ICD-10 codes for Nausea and Vomiting
Nausea and Vomiting is coded primarily under R11, R11.0, R11.10 in the ICD-10-CM (Clinical Modification) classification. Top-level categories include R11 (Nausea and vomiting). The 2025 ICD-10-CM code set includes 10 codes related to nausea and vomiting, of which 8 are billable (specific enough to appear on a medical claim).
Nausea and vomiting are coded under R11 in ICD-10-CM. R11.0 is nausea, R11.10 is vomiting unspecified, R11.11 is vomiting without nausea, R11.12 is projectile vomiting, R11.13 is vomiting of fecal matter, R11.14 is bilious vomiting, and R11.2 is nausea with vomiting unspecified.
Total Codes
10
Billable Codes
8
Categories
1
SNOMED CT Concepts
25+
Top 10 Relevant ICD-10 Codes
The codes most commonly assigned to nausea and vomiting, ranked by primary-match status, billable status, and specificity. Tap a code to see its full ICD-10 detail page.
R11.0Nausea
R11.2Nausea with vomiting, unspecified
R11.10Vomiting, unspecified
R11.11Vomiting without nausea
R11Nausea and vomiting
R11.12Projectile vomiting
R11.13Vomiting of fecal matter
R11.14Bilious vomiting
R11.15Cyclical vomiting syndrome unrelated to migraine
R11.1Vomiting
Primary Code Categories
These are the top-level ICD-10-CM categories for nausea and vomiting. Click any code to see all specific subcodes within that group.
Billable / Specific Codes (8)
Specific ICD-10-CM codes that can be reported on medical claims for nausea and vomiting.
R11.0Nausea
R11.10Vomiting, unspecified
R11.11Vomiting without nausea
R11.12Projectile vomiting
R11.13Vomiting of fecal matter
R11.14Bilious vomiting
R11.15Cyclical vomiting syndrome unrelated to migraine
R11.2Nausea with vomiting, unspecified
Cross-Mappings to Other Standards
ICD-10-CM codes for nausea and vomiting link to several adjacent terminologies. These mappings are precomputed from official sources (NLM RxNav, UMLS Metathesaurus, SNOMED CT International) and served via AutoICD's reference and translate APIs.
SNOMED CT
25+ concepts mapped from this code group. Concept IDs include 162057007, 422587007, 64581007, 762279002, ....
Browse SNOMED CT directoryUMLS Metathesaurus
12 CUIs indexed. Sample: C0027498, C0027497, C2910396, C0042963, ....
Browse UMLS directoryICD-11
ICD-11 (WHO 2022) classifies many of these conditions under different chapter and stem-code structures. Use the converter to see specific ICD-10 to ICD-11 mappings.
Open ICD-10 to ICD-11 converterFrequently Asked Questions
What is the ICD-10 code for nausea?
The primary ICD-10-CM codes for nausea and vomiting are R11, R11.0, R11.10. Across all sub-categories, 10 codes are grouped under nausea and vomiting, with 8 marked as billable (specific enough for a medical claim).
How many ICD-10 codes are there for nausea and vomiting?
There are 10 ICD-10-CM codes related to nausea and vomiting. Of these, 8 are billable specific codes and 2 are non-billable header categories that organize the specific codes underneath them. Header codes cannot be reported on a claim by themselves.
Is there a billable ICD-10 code for nausea and vomiting?
Yes. 8 of the 10 ICD-10-CM codes for nausea and vomiting are billable. Common examples include R11.0 (Nausea); R11.10 (Vomiting, unspecified); R11.11 (Vomiting without nausea). Code to the highest level of specificity supported by the documentation.
Which nausea and vomiting ICD-10 code should I use for billing?
The most commonly used billable codes for nausea and vomiting include: R11.0 (Nausea); R11.10 (Vomiting, unspecified); R11.11 (Vomiting without nausea). The correct code depends on the documented clinical presentation, including any complications, episode (acute / chronic), and laterality where applicable. Always code to the highest level of specificity supported by the clinical documentation.
Is R11 a billable ICD-10 code?
No, R11 (Nausea and vomiting) is a non-billable header code. You need to use a more specific child code for billing purposes.
What are the SNOMED CT concepts for nausea and vomiting?
The ICD-10 codes for nausea and vomiting map to at least 25 SNOMED CT concepts. Examples of SNOMED CT concept IDs in this group include 162057007, 422587007, 64581007, 762279002, 102622004. SNOMED CT is a clinical terminology used in electronic health records; AutoICD's coding API returns SNOMED CT IDs alongside each ICD-10 code via the include_snomed=true flag.
What UMLS Concept Unique Identifiers (CUIs) cover nausea and vomiting?
The ICD-10 codes for nausea and vomiting are linked to 12 UMLS CUIs in the National Library of Medicine's Metathesaurus. Sample CUIs include C0027498, C0027497, C2910396, C0042963, C2910398. UMLS CUIs unify the same concept across SNOMED CT, ICD-10, ICD-11, RxNorm, MeSH, and dozens of other source vocabularies.
What are other names for nausea and vomiting in ICD-10?
Nausea and Vomiting may also be referred to as: nausea, vomiting, emesis, nausea and vomiting. The same ICD-10-CM codes apply regardless of which term appears in the clinical documentation. Synonyms are surfaced by AutoICD's NER pass and mapped to the canonical ICD-10 family above.
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