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v1.0.0
ICD-10 Guide
DiagnosesNausea And Vomit

Nausea And Vomit

ICD-10 Coding for Nausea and Vomiting(R11.0, R11.10, R11.2, T45.1X5A)

PRIMARY SPECIALTYOncology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Nausea And Vomit?
Essential facts and insights about Nausea and Vomiting

Key Clinical Considerations:

  • Nausea and vomiting episodes
  • Assessment of severity and frequency
  • Exclusion of other causes (e.g., infection, obstruction)

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of nausea/vomiting
  • Treatment response and medication history
  • Specificity of symptoms (e.g., timing, triggers)

Coding Guidelines

Usage Guidelines & Examples

  • Use R11.0 for isolated nausea; R11.2 for nausea with vomiting.
  • Common errors include using unspecified codes when specific symptoms are documented.

Code Exclusions

Important Exclusions

  • Excludes conditions like gastroenteritis or medication side effects not related to oncology treatment.
  • Alternative codes for nausea due to other medical conditions.

Related ICD-10 Codes

Primary Codes
R11.0
Nausea
R11.2
Nausea with vomiting, unspecified
R11.10
Nausea with vomiting, unspecified
Ancillary Codes
Z51.11
Differential Codes
R11.2
R11.2
if both nausea and vomiting are present.
R11.0
R11.0
if only nausea is present.
R11.10
R11.10
if only vomiting is present.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Oncology

Specialty Applications

  • Oncology patients undergoing chemotherapy
  • Patients with advanced cancer experiencing nausea/vomiting

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Document the frequency, duration, and severity of symptoms.

Billing considerations?

Ensure accurate coding to reflect the severity and cause of nausea/vomiting.