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v1.0.0
ICD-10 Guide
ICD-10 CodesR94.30

R94.30

Abnormal result of cardiovascular function study, unspecified

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

Code Description

ICD-10 R94.30 is a billable code used to indicate a diagnosis of abnormal result of cardiovascular function study, unspecified.

Key Diagnostic Point:

The ICD-10 code R94.30 is used to classify abnormal results from cardiovascular function studies when the specific abnormality is not further specified. These studies may include various tests such as echocardiograms, stress tests, or electrocardiograms (ECGs) that assess the heart's function and performance. Abnormal results can indicate a range of cardiovascular issues, including arrhythmias, ischemic heart disease, or heart failure. Symptoms may include chest pain, palpitations, shortness of breath, or fatigue, but the code does not specify the underlying condition. It is essential for healthcare providers to document the context of the abnormal findings, as this will guide further diagnostic evaluation and management. The unspecified nature of this code necessitates careful consideration of the patient's clinical picture and any additional findings to ensure appropriate follow-up and treatment.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Unspecified nature of the abnormality can lead to ambiguity.
  • Requires correlation with clinical findings for accurate coding.
  • Potential overlap with other cardiovascular codes.
  • Documentation must clearly indicate the reason for the study.

Audit Risk Factors

  • Inadequate documentation of the reason for the study.
  • Failure to link abnormal findings to clinical symptoms.
  • Use of this code without further investigation or follow-up.
  • Inconsistent coding practices among different providers.

Specialty Focus

Medical Specialties

Internal Medicine

Documentation Requirements

Clear documentation of the patient's symptoms, the reason for the cardiovascular study, and any relevant history.

Common Clinical Scenarios

Patients presenting with chest pain or dyspnea undergoing stress testing or echocardiography.

Billing Considerations

Ensure that the abnormal findings are linked to the patient's clinical presentation for accurate coding.

Emergency Medicine

Documentation Requirements

Thorough documentation of acute symptoms, the rationale for immediate cardiovascular assessment, and any interventions performed.

Common Clinical Scenarios

Patients with acute chest pain or syncope requiring rapid cardiovascular evaluation.

Billing Considerations

Document all findings and interventions promptly to support the use of this code.

Coding Guidelines

Inclusion Criteria

Use R94.30 When
  • Follow official ICD
  • 10 coding guidelines, ensuring that the code is used only when the abnormality is unspecified and that it is supported by clinical documentation
  • Ensure that the code is not used in isolation but in conjunction with other relevant codes that provide a complete clinical picture

Exclusion Criteria

Do NOT use R94.30 When
No specific exclusions found.

Related CPT Codes

93000CPT Code

Electrocardiogram, ECG

Clinical Scenario

Used when an ECG is performed to assess cardiovascular function.

Documentation Requirements

Document the indication for the ECG and any abnormal findings.

Specialty Considerations

Ensure that the ECG report is included in the patient's medical record.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specificity in coding, but R94.30 remains a catch-all for unspecified abnormalities, which can lead to challenges in documentation and coding accuracy.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specificity in coding, but R94.30 remains a catch-all for unspecified abnormalities, which can lead to challenges in documentation and coding accuracy.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specificity in coding, but R94.30 remains a catch-all for unspecified abnormalities, which can lead to challenges in documentation and coding accuracy.

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

When should I use R94.30?

Use R94.30 when a cardiovascular function study shows abnormal results, but the specific abnormality is not documented. Ensure that the clinical context supports the use of this code.