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v1.0.0
ICD-10 Guide
ICD-10 CodesR11.12

R11.12

Projectile vomiting

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/11/2025

Code Description

ICD-10 R11.12 is a billable code used to indicate a diagnosis of projectile vomiting.

Key Diagnostic Point:

Projectile vomiting is characterized by the forceful expulsion of stomach contents, often occurring suddenly and with significant velocity. This symptom can be indicative of various underlying conditions, particularly those affecting the gastrointestinal tract or central nervous system. Projectile vomiting is distinct from regular vomiting due to its intensity and the distance the vomitus travels. It is commonly associated with conditions such as increased intracranial pressure, pyloric stenosis in infants, and certain types of gastrointestinal obstructions. The clinical presentation may include additional symptoms such as abdominal pain, dehydration, and electrolyte imbalances. In infants, projectile vomiting can be a sign of serious conditions like hypertrophic pyloric stenosis, which requires prompt diagnosis and intervention. The diagnostic approach typically involves a thorough clinical history, physical examination, and may include imaging studies or laboratory tests to identify the underlying cause. Understanding the context and potential severity of projectile vomiting is crucial for appropriate management and coding.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of underlying causes requiring differential diagnosis
  • Need for precise documentation of symptoms and clinical findings
  • Potential overlap with other vomiting codes
  • Variability in clinical presentation across different age groups

Audit Risk Factors

  • Inadequate documentation of the severity and frequency of vomiting
  • Failure to specify the underlying cause of projectile vomiting
  • Misuse of related codes leading to incorrect coding
  • Lack of supporting clinical evidence for the diagnosis

Specialty Focus

Medical Specialties

Internal Medicine

Documentation Requirements

Detailed history of present illness, including onset, duration, and associated symptoms.

Common Clinical Scenarios

Patients presenting with unexplained vomiting, abdominal pain, or neurological symptoms.

Billing Considerations

Consideration of comorbid conditions that may contribute to vomiting.

Emergency Medicine

Documentation Requirements

Acute care documentation including vital signs, immediate interventions, and response to treatment.

Common Clinical Scenarios

Acute presentations of projectile vomiting due to head trauma or gastrointestinal obstruction.

Billing Considerations

Rapid assessment and documentation of potential life-threatening conditions.

Coding Guidelines

Inclusion Criteria

Use R11.12 When
  • Follow official ICD
  • CM coding guidelines, ensuring accurate documentation of the symptom and any underlying conditions
  • Use additional codes to capture related symptoms or complications as necessary

Exclusion Criteria

Do NOT use R11.12 When
No specific exclusions found.

Related CPT Codes

99284CPT Code

Emergency department visit, high severity

Clinical Scenario

Used when a patient presents with projectile vomiting and requires immediate evaluation.

Documentation Requirements

Document the severity of symptoms, interventions performed, and any diagnostic tests ordered.

Specialty Considerations

Emergency medicine providers should ensure thorough documentation of the acute presentation.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of symptoms like projectile vomiting, improving the ability to capture the complexity of patient presentations and facilitating better data collection for epidemiological studies.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of symptoms like projectile vomiting, improving the ability to capture the complexity of patient presentations and facilitating better data collection for epidemiological studies.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of symptoms like projectile vomiting, improving the ability to capture the complexity of patient presentations and facilitating better data collection for epidemiological studies.

Resources

Clinical References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Coding & Billing References

  • •
    ICD-10-CM Official Guidelines for Coding and Reporting

Frequently Asked Questions

What should be documented to support the use of R11.12?

Documentation should include the onset, frequency, and characteristics of the vomiting, associated symptoms, and any relevant medical history or findings from physical examination.